CN103206647B - Backlight module for experiment - Google Patents
Backlight module for experiment Download PDFInfo
- Publication number
- CN103206647B CN103206647B CN201310097310.5A CN201310097310A CN103206647B CN 103206647 B CN103206647 B CN 103206647B CN 201310097310 A CN201310097310 A CN 201310097310A CN 103206647 B CN103206647 B CN 103206647B
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- Prior art keywords
- backboard
- glue frame
- backlight module
- glue
- bar hole
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Classifications
-
- 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
-
- 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
-
- 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)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (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 display technique field, be specifically related to a kind of experiment backlight module.
Background technology
Liquid crystal display, because having the features such as volume is little, low in energy consumption, radiation is low, occupies leading position in current flat panel display market.In a liquid crystal display, because liquid crystal itself is not luminous, it regulates and controls light, in order to make that the screen of liquid crystal display shows image, need for display panel (Panel) wherein configures backlight module (BLU, Back Light Unit), and need for the display panel of different size the backlight module designing different size.
Before designed backlight module carries out large-scale production, need the experiment carrying out being correlated with can meet the demands to check this backlight module, such as, whether the structure and material design of inspection backlight module meets specification requirement, whether the brightness of backlight module and homogeneity meet backlighting requirements, and after backlight module and display panel assemble, whether the display quality of display panel meets quality requirements etc.Therefore, generally, hand sample (i.e. experiment backlight module) need be processed and carried out related experiment.But if all process hand sample for the backlight module of often kind of model (size), its process-cycle is longer, and processing cost is higher, make display whole development cost also higher.
Summary of the invention
Technical matters to be solved by this invention is for above-mentioned defect existing in prior art, provides a kind of experiment backlight module that can shorten the process-cycle, cut down finished cost.
Solve the technical scheme that the technology of the present invention problem adopts:
Described experiment backlight module comprising backboard, being arranged on the glue frame on backboard and the Detachable connection structure for being connected with glue frame by backboard, wherein, described glue frame is strip and adopts four, the region that these four glue frames surround on backboard is rectangle, and in described four glue frames, at least one glue frame position on backboard can be moved by described Detachable connection structure.
Preferably, described backboard is provided with the individual bar hole parallel to each other of m, with the n outside the bar hole being positioned at wherein outermost or secondary outside on the direction perpendicular to this m bar hole bar hole parallel to each other, this n bar hole is vertical with this m bar hole respectively to be arranged;
Described four glue frames are all connected with backboard by described Detachable connection structure, and described four glue frames are the first glue frame, respectively vertically disposed second glue frame and the 3rd glue frame and four glue frame vertically disposed with this n bar hole with this m bar hole; Described first position of glue frame on backboard is fixed on backboard by described Detachable connection structure, described second glue frame and the 3rd position of glue frame on backboard are all moved by the length direction of described Detachable connection structure along this m bar hole, described 4th position of glue frame on backboard can be moved by the length direction of described Detachable connection structure along this n bar hole, wherein, m, n are the positive integer being more than or equal to 1.
Preferably, described m=2, n=2.
Preferably, the Detachable connection structure for being connected with backboard by the first glue frame is fastener constructions or buckle notch; Detachable connection structure for the second glue frame, the 3rd glue frame and the 4th glue frame being connected with backboard is respectively fastener constructions.
Preferably, described fastener constructions is at least one in bolt nut structure, stud nut structure, screw-nut structure.
Preferably, described backlight module also comprises light guide plate and light source; Within the rectangular area that described light guide plate is arranged on backboard and described four glue frames surround, described light source to be arranged in described four glue frames between at least one glue frame and corresponding light guide plate side.
Preferably, each glue frame is all in L-type tabular, 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 extends to the direction close to light guide plate and extends to the edge of light guide plate exiting surface.
Preferably, the described light source printed circuit board (PCB) that comprises at least one sub-light source and be electrically connected with this at least one sub-light source; The plate face of described printed circuit board (PCB) and the incidence surface of light guide plate be arranged in parallel.
Preferably, position corresponding with printed circuit board (PCB) on described backboard is provided with bar hole, and the incidence surface of this bar hole and light guide plate 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 backlight module also comprises at least one strip blend stop, and each blend stop is all arranged between a glue frame and backboard, and described blend stop is for being fixed on backboard by this glue frame.
Preferably, described blend stop adopts four, each blend stop is all in L-type tabular, 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 portion of described blend stop is arranged with the horizontal part of corresponding glue frame is vertical, and described printed circuit board (PCB) is fixed on the outside of the vertical portion of corresponding blend stop;
Described Detachable connection structure is for connecting backboard, glue frame and blend stop.
Preferably, described backlight module also comprises for adjusting light guide plate at the supporting layer perpendicular to the height on backboard direction, and described supporting layer is arranged between backboard and light guide plate.
Beneficial effect:
In experiment backlight module of the present invention, because in described four glue frames, at least one glue frame position on backboard can be moved by Detachable connection structure, therefore just be can be applicable to the backlight module of different size by the adjustment position of glue frame on backboard.That is, when needing the backlight module for different size to test, all can reuse backboard and part or all of glue frame, thus the processing cost of hand sample (i.e. experiment backlight module) is saved, shorten the process-cycle of backlight module, and reduce display whole development cost.
Accompanying drawing explanation
Fig. 1 is the vertical view of experiment backlight module described in the embodiment of the present invention 3;
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 A-A sectional view of experiment backlight module described in the embodiment of the present invention 4;
Fig. 6 is the B-B sectional view of experiment backlight module described in the embodiment of the present invention 4.
In figure: 1-backboard; 1a-first bar hole; 1b-second bar hole; 1c-Article 3 shape hole; 1d-Article 4 shape hole; 1e-Article 5 shape hole; 1f-first pilot hole; 1g-second pilot hole; 2a-first glue frame; 2b-second glue frame; 2c-the 3rd glue frame; 2d-the 4th glue frame; 3a-first blend stop; 3b-second blend stop; 4-optical film; 5-light guide plate; 6-reflection horizon; 7-supporting layer; 8-printed circuit board (PCB); 9-sub-light source; 10-bolt; 11-nut.
Embodiment
For making those skilled in the art understand technical scheme of the present invention better, below in conjunction with drawings and Examples, experiment backlight module of the present invention is described in further detail.
Embodiment 1:
The present embodiment provides a kind of experiment backlight module, comprises backboard, glue frame and Detachable connection structure.
Described Detachable connection structure is used for backboard and glue frame to link together.
Described glue frame is strip and adopts four, and described four glue frames are arranged on backboard, and the region that these four glue frames surround on backboard is rectangle, and in described four glue frames, at least one glue frame position on backboard can be moved by described Detachable connection structure.
Such as, described Detachable connection structure adopts buckle notch, can on backboard along and each position needs the vertical direction of the glue frame of movement is arranged respectively more organize buckle or draw-in groove (spacing between two adjacent groups buckle or draw-in groove and each particular location organizing buckle or draw-in groove can experimentally be arranged by the size of backlight module), and need in position the glue frame of movement arranges one group of draw-in groove or buckle, wherein often organize and at least comprise a buckle or draw-in groove, and buckle often among group or draw-in groove need the length direction of the glue frame of movement or the edge direction parallel with this length direction to arrange along this position, then can experimentally position be made to need one group of draw-in groove on the glue frame of movement or buckle to be connected with one group of buckle of appropriate position on backboard or draw-in groove respectively by the size that backlight module needs, the corresponding position of glue frame on backboard is adjusted with this,
Or, described Detachable connection structure adopts bolt nut structure, on backboard, via hole (spacing between two adjacent groups via hole and each particular location organizing via hole can experimentally be arranged by the size of backlight module) can be organized along needing the vertical direction of the glue frame of movement is arranged respectively with each position more, and need in position the glue frame of movement arranges one group of via hole, wherein often organize via hole and comprise at least one via hole, and the size of above-mentioned via hole is all identical, via hole often among group needs the length direction of the glue frame of movement or arranges along the direction parallel with this length direction along this position, then can experimentally position be made to need the heavy merga pass bolt and nut of one group of via hole of appropriate position on one group of via hole on the glue frame of movement and backboard to fix by the size that backlight module needs, the corresponding position of glue frame on backboard is adjusted with this.
Visible, experiment backlight module described in the present embodiment is owing to having position-movable glue frame, therefore backboard and part or all of glue frame is made when the backlight module for different size is tested without the need to repeating, only again need make miscellaneous part, both save processing cost, shorten the process-cycle again.
Embodiment 2:
The difference of the present embodiment and embodiment 1 is:
Described backboard is provided with the bar hole that m is parallel to each other, and the individual bar hole parallel to each other of n outside the bar hole being positioned at wherein outermost or secondary outside on the direction perpendicular to this m bar hole, this n bar hole is vertical with this m bar hole respectively to be arranged;
Described four glue frames are all connected with backboard by described Detachable connection structure, and described four glue frames are the first glue frame, respectively vertically disposed second glue frame and the 3rd glue frame and four glue frame vertically disposed with this n bar hole with this m bar hole; Described first position of glue frame on backboard is fixed on backboard by described Detachable connection structure, described second glue frame and the 3rd position of glue frame on backboard are all moved by the length direction of described Detachable connection structure along this m bar hole, described 4th position of glue frame on backboard can be moved by the length direction of described Detachable connection structure along this n bar hole, wherein, m, n are the positive integer being more than or equal to 1.
Visible, in the present embodiment, the 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, following condition need be met: described four glue frames need identical at the thickness perpendicular to backboard direction, no matter how the second to the 4th glue frame moves, the region that described four glue frames surround on backboard all needs to remain closed rectangle, contacts between two and do not overlap mutually between described four glue frames, in order to meet above-mentioned condition, the length of the first to the 3rd glue frame need design longer, the length of the 4th glue frame need design shorter, 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 with a long side face of the 3rd glue frame with second respectively (in detail as shown in Figure 1 structure), and in order to ensure that the region that described four glue frames surround on backboard remains closed rectangle, first to the 3rd glue frame all can reuse, and the length of the 4th glue frame need redesign according to the second and the 3rd distance between glue frame, the i.e. not reproducible utilization of the 4th glue frame.
Preferably, the Detachable connection structure for being connected with backboard by the first glue frame is fastener constructions or buckle notch; Detachable connection structure for the second glue frame, the 3rd glue frame and the 4th glue frame being connected with backboard is respectively fastener constructions.
Wherein, described securing member for two or more part (or component) is fastenedly connected into one overall time the general name of class mechanical component that adopts.
Preferably, described fastener constructions is at least one in bolt nut structure, stud nut structure, screw-nut structure.Also the auxiliary components such as pad can be comprised in certain described fastener constructions.
Other structures in the present embodiment and effect all identical with embodiment 1, repeat no more here.
Embodiment 3:
As Figure 1-4, the present embodiment provides a kind of experiment backlight module, comprises backboard 1, glue frame, optical film 4, light guide plate 5, reflection horizon 6, supporting layer 7, light source and Detachable connection structure.In the present embodiment, Detachable connection structure 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, (as the side of the first bar hole 1a away from the second bar hole 1b is positioned at outside the bar hole being positioned at wherein outermost or secondary outside on the direction perpendicular to these two bar holes, or between the first bar hole 1a and the second bar hole 1b) two other bar hole parallel to each other, be respectively Article 4 shape hole 1d and Article 5 shape hole 1e, described first bar hole 1a and the second bar hole 1b are vertical with Article 5 shape hole 1e with Article 4 shape hole 1d respectively to be arranged.
Described glue frame is arranged on backboard 1, and described glue frame is strip and adopts four, and the region that these four glue frames surround on backboard 1 is rectangle, described four glue frames be the first glue frame 2a, respectively with the first bar hole 1a and the second bar hole 1b vertically disposed second glue frame 2b and the 3rd glue frame 2c and four glue frame 2d vertically disposed with Article 4 shape hole 1d and Article 5 shape hole 1e, on each glue frame along its length on be provided with two through holes, for installing the screw bolt and nut connected, all be connected with backboard 1 by bolt nut structure to make described four glue frames, correspondingly, position corresponding with the position of upper two through holes of the first glue frame 2a on described backboard 1 is also provided with two through holes, be respectively the first pilot hole 1f and the second pilot hole 1g, distance between two through holes that described second glue frame 2b and the 3rd glue frame 2c is arranged is identical with the distance between the first bar hole 1a and the second bar hole 1b, preferably the second glue frame 2b is identical with the width of the second bar hole 1b with the first bar hole 1a respectively with the diameter of two through holes that the 3rd glue frame 2c is arranged, distance between two through holes that described 4th glue frame 2d is arranged is identical with the distance between Article 4 shape hole 1d and Article 5 shape hole 1e, the diameter of two through holes preferably the 4th glue frame arranged is identical with the width of Article 5 shape hole 1e with Article 4 shape hole 1d respectively, so, then described first position of glue frame 2a on backboard 1 is fixed on backboard 1 by bolt nut structure, described second glue frame 2b and the 3rd position of glue frame 2c on backboard 1 are all moved by the length direction of bolt nut structure along the first bar hole 1a and the second bar hole 1b, and described 4th position of glue frame 2d on backboard 1 can be moved by the length direction of bolt nut structure along Article 4 shape hole 1d and Article 5 shape hole 1e.
Within the rectangular area that described light guide plate 5 is arranged on backboard 1 and described four glue frames surround, described light source is arranged between the first glue frame 2a and corresponding light guide plate side.Certainly, quantity and the position of described light source are not all limit, such as, described light source can adopt one and be arranged between any one glue frame and corresponding light guide plate side, or described light source adopts two and is separately positioned between any two glue frames and corresponding light guide plate side, that is described light source can be arranged in described four glue frames between at least one glue frame and corresponding light guide plate side.
The bottom (namely light guide plate is close to the plate face of backboard side) of described light guide plate 5 is provided with density difference, guide-lighting site not of uniform size, as strip, triangular shape, round point shape or axiolitic guide-lighting site, the light incided bottom it from light guide plate side (i.e. light guide plate incidence surface) can form uniform area source and penetrate from the exiting surface (namely light guide plate is away from the plate face of backboard side) of light guide plate 5 after the scattering of guide-lighting site, bottom.
Each strip glue frame all in L-type tabular (shape namely in the cross section perpendicular to its length direction is L shape), it comprises mutually perpendicular horizontal part and vertical portion, described vertical portion is vertical with backboard to be arranged, described horizontal part extends to the direction close to light guide plate 5 and extends to the edge of light guide plate exiting surface, with the movement in the direction upper limit light guide plate perpendicular to light guide plate plate face.
It should be noted that, the glue frame in the embodiment of the present invention is not limited in L-type tabular, can also be step-like, and light guide plate and optical film etc. can be arranged in a step together or be successively set in different step.In fact, as long as described glue frame can realize optical texture (light source, optical film material etc.) and the secure bond of backboard, do not limit at this.
The printed circuit board (PCB) 8 that described light source comprises at least one sub-light source 9 and 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 light guide plate 5 be arranged in parallel, and described printed circuit board (PCB) 8 is fixed on the inner side of the vertical portion of the first glue frame 2a, is namely fixed on the inner side of the vertical portion of corresponding glue frame.On described backboard 1, the position corresponding with printed circuit board (PCB) is provided with Article 3 shape hole 1c, the incidence surface of this bar hole and light guide plate 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), so that also can normal mounting experiment during the wider width of printed circuit board (PCB) on the direction being parallel to light guide plate incidence surface, the printed circuit board (PCB) now exceeding given size in the direction of the width can stretch out from Article 3 shape hole 1c.
Described optical film 4 is arranged on light guide plate exiting surface; Described reflection horizon 6 is arranged on the bottom (namely light guide plate is close to the plate face of backboard side) of light guide plate; Described supporting layer 7 is for adjusting light guide plate 5 perpendicular to the height on backboard 1 direction, and it is arranged between reflection horizon 6 and backboard 1; The thickness of described supporting layer 7 can adjust according to the actual requirements, by adjusting the thickness of supporting layer, distance between adjustable light guide plate and backboard, remains constant to make the relative position in the backlight module of different model (size) between light guide plate and light source.
Other structures in the present embodiment and effect all identical with embodiment 2, repeat no more here.
Embodiment 4:
(described in the present embodiment, the vertical view of backlight module is identical with Fig. 1 as shown in Figure 5,6, therefore do not reoffer vertical view, only provide the A-A sectional view on Fig. 1 and B-B sectional view), the difference of the present embodiment and embodiment 3 is: described experiment backlight module also comprises at least one strip blend stop, each blend stop is all arranged between a glue frame and backboard, and described blend stop is for being fixed on backboard by this glue frame.
Wherein, described blend stop adopts four, be respectively the first blend stop 3a, second blend stop 3b, third gear bar and fourth speed bar (not shown), each blend stop is all arranged between a glue frame and backboard 1, namely first grade of bar 3a is arranged between the first glue frame 2a and backboard 1, second gear bar 3b is arranged between the second glue frame 2b and backboard 1, third gear article is arranged between the 3rd glue frame 2c and backboard 1, fourth speed article is arranged between the 4th glue frame 2d and backboard 1, that is first grade of corresponding first glue frame 2a of bar 3a, the corresponding second glue frame 2b of second blend stop 3b, third gear article corresponding 3rd glue frame 2c, fourth gear article corresponding 4th glue frame 2d, each strip blend stop is all in L-type tabular, 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 portion of described blend stop is arranged with the horizontal part of corresponding glue frame is vertical, and described printed circuit board (PCB) 8 is fixed on the outside of the vertical portion of first grade of bar 3a, is namely fixed on the outside of the vertical portion of corresponding blend stop, described bolt nut structure is for connecting backboard, glue frame and blend stop.In the present embodiment, the effect arranging blend stop is, corresponding glue frame is fixed on backboard better.
Preferably, described blend stop adopts metal to make.
Other structures in the present embodiment and effect all identical with embodiment 3, repeat no more here.
Be understandable that, the illustrative embodiments that above embodiment is only used to principle of the present invention is described and adopts, but 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 are also considered as protection scope of the present invention.
Claims (11)
1. an experiment backlight module, comprising backboard, being arranged on the glue frame on backboard and the Detachable connection structure for being connected with glue frame by backboard, it is characterized in that, described glue frame is strip and adopts four, the region that these four glue frames surround on backboard is rectangle, and in described four glue frames, at least one glue frame position on backboard can be moved by described Detachable connection structure;
Described backboard is provided with the bar hole that m is parallel to each other, and the individual bar hole parallel to each other of n outside the bar hole being positioned at wherein outermost or secondary outside on the direction perpendicular to this m bar hole, this n bar hole is vertical with this m bar hole respectively to be arranged;
Described four glue frames are all connected with backboard by described Detachable connection structure, and described four glue frames are the first glue frame, respectively vertically disposed second glue frame and the 3rd glue frame and four glue frame vertically disposed with this n bar hole with this m bar hole; Described first position of glue frame on backboard is fixed on backboard by described Detachable connection structure, described second glue frame and the 3rd position of glue frame on backboard are all moved by the length direction of described Detachable connection structure along this m bar hole, described 4th position of glue frame on backboard can be moved by the length direction of described Detachable connection structure along this n bar hole, wherein, m, n are the positive integer being more than or equal to 1.
2. backlight module according to claim 1, is characterized in that,
Described m=2, n=2.
3. backlight module according to claim 1, is characterized in that,
Detachable connection structure for being connected with backboard by the first glue frame is fastener constructions or buckle notch; Detachable connection structure for the second glue frame, the 3rd glue frame and the 4th glue frame being connected with backboard is respectively fastener constructions.
4. backlight module according to claim 3, is characterized in that,
Described fastener constructions is at least one in bolt nut structure, stud nut structure, screw-nut structure.
5. the backlight module according to any one of claim 1-4, is characterized in that,
Described backlight module also comprises light guide plate and light source; Within the rectangular area that described light guide plate is arranged on backboard and described four glue frames surround, described light source to be arranged in described four glue frames between at least one glue frame and corresponding light guide plate side.
6. backlight module according to claim 5, is characterized in that,
Each glue frame is all in L-type tabular, 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 extends to the direction close to light guide plate and extends to the edge of light guide plate exiting surface.
7. backlight module according to claim 5, is characterized in that,
The printed circuit board (PCB) that described light source comprises at least one sub-light source and 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 light guide plate be arranged in parallel.
8. backlight module according to claim 7, it is characterized in that, position corresponding with printed circuit board (PCB) on described backboard is provided with bar hole, and the incidence surface of this bar hole and light guide plate 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).
9. backlight module according to claim 7, is characterized in that,
Described backlight module also comprises at least one strip blend stop, and each blend stop is all arranged between a glue frame and backboard, and described blend stop is for being fixed on backboard by this glue frame.
10. backlight module according to claim 9, is characterized in that,
Described blend stop adopts four, each blend stop is all in L-type tabular, 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 portion of described blend stop is arranged with the horizontal part of corresponding glue frame is vertical, and described printed circuit board (PCB) is fixed on the outside of the vertical portion of corresponding blend stop;
Described Detachable connection structure is for connecting backboard, glue frame and blend stop.
11. backlight modules according to claim 5, is characterized in that,
Described backlight module also comprises for adjusting light guide plate at the supporting layer perpendicular to the height on backboard direction, and described supporting layer is arranged between backboard and light guide plate.
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 CN103206647A (en) | 2013-07-17 |
| CN103206647B true CN103206647B (en) | 2015-02-04 |
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| 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) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200997031Y (en) * | 2006-09-15 | 2007-12-26 | 唯冠科技（深圳）有限公司 | Adjusting fixed siding frame |
| CN201184547Y (en) * | 2008-03-06 | 2009-01-21 | 苏州璨宇光学有限公司 | Backlight module |
| CN101644849A (en) * | 2009-09-21 | 2010-02-10 | 昆山龙腾光电有限公司 | Glue frame used for liquid crystal display and liquid crystal display thereof |
| CN101737735A (en) * | 2010-01-15 | 2010-06-16 | 友达光电股份有限公司 | Backlight module and adhesive frame structure thereof |
| CN201696950U (en) * | 2010-06-22 | 2011-01-05 | 京东方科技集团股份有限公司 | Back light module |
| CN201992464U (en) * | 2010-11-23 | 2011-09-28 | 杭州海鲸光电科技有限公司 | Backlight module liquid crystal glass positioner |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101858577B (en) * | 2009-04-08 | 2013-06-05 | 鸿富锦精密工业（深圳）有限公司 | Fixing jig of back light module |
| CN101893213B (en) * | 2009-05-18 | 2013-01-09 | 鸿富锦精密工业（深圳）有限公司 | Backlight module fixing tool |
| CN101922997B (en) * | 2010-04-30 | 2012-07-04 | 苏州京东方茶谷电子有限公司 | Backlight lighting test jig and application method thereof |
| US20120014094A1 (en) * | 2010-07-14 | 2012-01-19 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Connection component and backlight module |
| CN202177504U (en) * | 2011-08-11 | 2012-03-28 | 京东方科技集团股份有限公司 | Backlight product clamp |
| CN102681225A (en) * | 2012-05-02 | 2012-09-19 | 深圳市华星光电技术有限公司 | Rubber frame structure and backlight module |
-
2013
- 2013-03-25 CN CN201310097310.5A patent/CN103206647B/en not_active Expired - Fee Related
- 2013-06-20 WO PCT/CN2013/077541 patent/WO2014153867A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200997031Y (en) * | 2006-09-15 | 2007-12-26 | 唯冠科技（深圳）有限公司 | Adjusting fixed siding frame |
| CN201184547Y (en) * | 2008-03-06 | 2009-01-21 | 苏州璨宇光学有限公司 | Backlight module |
| CN101644849A (en) * | 2009-09-21 | 2010-02-10 | 昆山龙腾光电有限公司 | Glue frame used for liquid crystal display and liquid crystal display thereof |
| CN101737735A (en) * | 2010-01-15 | 2010-06-16 | 友达光电股份有限公司 | Backlight module and adhesive frame structure thereof |
| CN201696950U (en) * | 2010-06-22 | 2011-01-05 | 京东方科技集团股份有限公司 | Back light module |
| CN201992464U (en) * | 2010-11-23 | 2011-09-28 | 杭州海鲸光电科技有限公司 | Backlight module liquid crystal glass positioner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103206647A (en) | 2013-07-17 |
| WO2014153867A1 (en) | 2014-10-02 |
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