CN105807495A - Backlight module and manufacture method of back board - Google Patents
Backlight module and manufacture method of back board Download PDFInfo
- Publication number
- CN105807495A CN105807495A CN201610366176.8A CN201610366176A CN105807495A CN 105807495 A CN105807495 A CN 105807495A CN 201610366176 A CN201610366176 A CN 201610366176A CN 105807495 A CN105807495 A CN 105807495A
- Authority
- CN
- China
- Prior art keywords
- bar shaped
- lug
- plate
- base plate
- backlight module
- 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.)
- Granted
Links
Classifications
-
- 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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133608—Direct backlight including particular frames or supporting means
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
Abstract
The invention discloses a backlight module and a manufacture method of a back board and belongs to the field of manufacture of displaying devices. The backlight module comprises a back board and a plastic frame; the back board comprises a bottom board and retaining boards formed around the bottom board; one side of the first retaining board far away from the bottom board is provided with an elongated cover board and at least one lug, and the first retaining board, the elongated cover board and the at least one lug are integrated; the plastic frame is a frame body with an opening on one side, the plastic frame can be fastened to two ends of the elongated cover board through this opening, and a projection of the opening side of the plastic frame and projections of the at least one lug overlap on the side of the first retaining board. Therefore, the plastic frame and the elongated cover board can form a hollow-square support face in the back board; since the plastic frame has good supporting effect, when a display panel may be attached to the backlight module, the periphery of the display panel can be evenly stressed and thus the chance of the display panel to be damaged is reduced. The backlight module is used for providing light for the display panel.
Description
Technical field
The present invention relates to display device and manufacture field, particularly to the manufacture method of a kind of backlight module and backboard.
Background technology
Backlight module is (English: BackLight；It is called for short: BL) be affixed to liquid crystal display (English: LiquidCrystalDisplay；It is called for short: LCD) a kind of light source assembly behind, mainly it is made up of light source, light guide plate, optical model sheet (such as brightening piece, diffusion sheet or reflector plate etc.), backboard and glue frame, its dorsulum is used for carrying light source and light guide plate, and glue frame is for being fixed on light guide plate by blooming piece.With reference to Fig. 1, its dorsulum 00 surrounding is also provided with multiple lug 01 with through hole, is capable of backlight module and other assemblies fixing in display device by lug 01.
In correlation technique, as in figure 2 it is shown, backboard 00 generally comprises base plate 02, is arranged on baffle plate 03 and the cover plate 04 of this base plate 02 surrounding, wherein, with reference to Fig. 1, this cover plate 04 is arranged in backboard for arranging (namely Fig. 1 is provided with one side of flexible PCB 05) of light source.Rectangle glue frame 06 while being provided with opening, this glue frame 06 can be combined in the two ends of cover plate 04 by this open card.In order to reduce the manufacturing cost of backboard, when backboard goes out mold forming, its cover plate can be a complete list structure, with reference to Fig. 2, backboard for arrange light source while formed lug time, region corresponding on cover plate 04 can be cut, and lug 01 can be formed after being turned down in the region after this cutting.Owing to this lug 01 makes formation breach on this cover plate 04, in order to ensure the smooth performance of cover plate 04, with reference to Fig. 3 (Fig. 3 is the Fig. 1 sectional view in AA direction), light source 035 and light guide plate 034 it is disposed with in this backboard 00, position corresponding with the breach that this lug 01 is formed on this light guide plate 034 arranges rubber filling layer 032, the both sides of this rubber filling layer 032 are respectively arranged with adhesive tape 031, are used for fixing this rubber filling layer 032.
But, when being fitted with display floater by backlight module, the enabling capabilities owing to being provided with the place of rubber filling layer on cover plate is poor so that display floater discontinuity, it is easy to damage.
Summary of the invention
Poor in order to solve backlight module support ability in correlation technique so that the problem that display floater is easily damaged, the invention provides the manufacture method of a kind of backlight module and backboard.Described technical scheme is as follows:
On the one hand, it is provided that a kind of backlight module, described backlight module includes: backboard and glue frame；
Described backboard includes base plate, and forms the baffle plate on described base plate four limit；
First baffle plate away from described base plate while being formed with bar shaped cover plate and at least one lug, described first baffle plate, described bar shaped cover plate and at least one lug described are structure as a whole, and described first baffle plate is positioned at described base plate for arranging light source；
Described glue frame is while being formed with the framework of opening, described glue frame can be combined in the two ends of described bar shaped cover plate by described open card, and after engaging, limit, described glue frame opening place is overlapping with at least one the lug described orthographic projection in described first baffle plate side, and the side of described first baffle plate is perpendicular to the upper surface of described base plate.
Optionally, the length of described bar shaped cover plate is less than the length of described first baffle plate, and the axis conllinear of the axis of described bar shaped cover plate length direction and described first baffle plate length direction.
Optionally, described first baffle plate is formed with two lugs away from described base plate, and said two lug lays respectively at the two ends of described bar shaped cover plate, and symmetrical along the first axis, and described first axis is the axis of described bar shaped cover plate length direction.
Optionally, there is gap with described bar shaped cover plate in the orthographic projection of described base plate in the orthographic projection of described base plate in each described lug.
Optionally, described bar shaped cover plate and described base plate are parallel to each other；Each described lug and described base plate are parallel to each other.
Optionally, the second baffle of described backboard is away from least one lug that is provided with of described base plate, and described second baffle and described first baffle plate are oppositely arranged.
Optionally, forming the lug on described first baffle plate symmetrical along the second axis with the lug being arranged on described second baffle, described second axis is the axis in described baseplate width direction.
Optionally, the width of described glue frame first side is more than the width of described glue frame second side, described first side is near described first baffle plate, described second side is vertical with the length direction of described bar shaped cover plate respectively near described second baffle, described first side and the width of described second side.
Optionally, described backboard is made up of metal material.
Second aspect, it is provided that the manufacture method of a kind of backboard, described method includes:
One-time formed back plate main body is obtained by preset die, described back plate main body includes base plate, forms the baffle plate on described base plate four limit and bar shaped lid, wherein, first baffle plate away from described base plate while being formed with described bar shaped lid, described first baffle plate is formed at described base plate for arranging light source；
To at least one end in described bar shaped lid two ends, the width along described bar shaped lid cuts, and the length of each cutting seam is equal with the width of described bar shaped lid；
By on described bar shaped lid, each described cutting seam and the region between described bar shaped lid end face, turn down to the direction away from described base plate so that the upset region on described bar shaped lid forms at least one lug, do not turn down region and form bar shaped cover plate.
Optionally, described by described bar shaped lid, the region between close described bar shaped lid end face is stitched in each described cutting, and after turning down to the direction away from described base plate, described method also includes:
Described bar shaped cover plate is cut near one end of at least one lug described so that between end face and each described lug of the bar shaped cover plate after cutting, there is gap.
The technical scheme that the embodiment of the present invention provides has the benefit that
Embodiments provide the manufacture method of a kind of backlight module and backboard, first baffle plate of this backlight module while being formed with bar shaped cover plate and at least one lug, glue frame in this backlight module can be fastened on the two ends of this bar shaped cover plate, and card and after, this limit, glue frame opening place is overlapping with the orthographic projection in described first baffle plate side of this at least one lug, therefore this glue frame can in this backboard, it is collectively forming a three-back-shaped supporting surface with this bar shaped cover plate, owing to the support effect of glue frame is better, can so that when display floater be fitted on backlight module, display floater surrounding can uniform stressed, and then reduce the probability that display floater damages.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in the embodiment of the present invention, below the accompanying drawing used required during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of backlight module in correlation technique；
Fig. 2 is the structural representation of a kind of backboard in correlation technique；
Fig. 3 is the Fig. 1 sectional view in AA direction；
Fig. 4 is the plan structure schematic diagram of a kind of backlight module that the embodiment of the present invention provides；
Fig. 5 is the structural representation of a kind of backboard that the embodiment of the present invention provides；
Fig. 6 is the Fig. 4 sectional view in BB direction；
Fig. 7 is the structural representation of the another kind of backboard that the embodiment of the present invention provides；
Fig. 8 is the flow chart of the manufacture method of a kind of backboard that the embodiment of the present invention provides；
Fig. 9 is the structural representation of a kind of back plate main body that the embodiment of the present invention provides.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, embodiment of the present invention is described further in detail.
Fig. 4 is the structural representation that a kind of backlight module that the embodiment of the present invention provides is overlooked, and as shown in Figure 4, this backlight module may include that backboard 10 and glue frame 11；
With reference to Fig. 5, this backboard 10 can include base plate 101, and form the baffle plate 102 on this base plate 101 4 limit, first baffle plate 102a away from this base plate 101 while being formed with bar shaped cover plate 103 and at least one lug 104, this first baffle plate 102a, this bar shaped cover plate 103 and this at least one lug 104 are structure as a whole, and this first baffle plate 102a is arranged in this base plate 101 for arranging light source (Fig. 5 is not shown).
With reference to Fig. 4, this glue frame 11 is while being formed with the framework of opening, this glue frame 11 can be combined in the two ends of this bar shaped cover plate 103 by this open card, and after engaging, this at least one lug 104 of limit, glue frame 11 opening place and this orthographic projection in this first baffle plate 102a side is overlapping, and wherein the side of this first baffle plate 102a is perpendicular to the upper surface of base plate.From the top view of the backlight module shown in Fig. 4 it can also be seen that lug 104 near the first baffle plate 102a's while with engage after the outward flange conllinear of glue frame 11 framework.
In sum, embodiments provide a kind of backlight module, first baffle plate of this backlight module while being formed with bar shaped cover plate and at least one lug, glue frame in this backlight module can be fastened on the two ends of this bar shaped cover plate, and card and after, this limit, glue frame opening place is overlapping with the orthographic projection in this first baffle plate side of this at least one lug, therefore this glue frame can in this backboard, it is collectively forming a three-back-shaped supporting surface with this bar shaped cover plate, owing to the support effect of glue frame is better, can so that when display floater be fitted on backlight module, display floater surrounding can uniform stressed, and then reduce the probability that display floater damages.
It should be noted that, in actual applications, with reference to Fig. 6 (Fig. 6 is the Fig. 4 sectional view in BB direction), light source 035 and light guide plate 034 can be provided with in this backboard, this light guide plate 034 surrounding can be pasted with adhesive tape 031, after glue frame 11 is combined in the two ends of bar shaped cover plate (in Fig. 6 not shown) by open card, this adhesive tape 031 can be passed through and be fixed in this backboard, as shown in Figure 6, owing to the thickness of this at least one lug 104 is less than the thickness of this glue frame 11, therefore the orthographic projection in the first baffle plate 102a side of this first lug 104 may be located at this limit, glue frame 11 opening place in the orthographic projection of this first baffle plate 102 side.Card merges the upper surface of glue frame 11 after fixing and is generally aligned in the same plane with the upper surface of this lug 104, and the upper surface of the upper surface of this glue frame 11 and this bar shaped cover plate also is located at same plane, to ensure the flatness of three-back-shaped supporting surface that this glue frame 11 formed with this bar shaped cover plate.
Optionally, with reference to Fig. 4 and Fig. 5, the length of this bar shaped cover plate 103 length less than this first baffle plate 102a, and the axis conllinear of the axis of this bar shaped cover plate 103 length direction and this first baffle plate 102a length direction, this axis is such as shown in Fig. 4 and Fig. 5 cathetus m, namely this bar shaped cover plate 103 is centrally formed on this first baffle plate 102a one side away from base plate 101, thereby may be ensured that the integrally-built symmetry of this backboard.
Optionally, as shown in Figure 4 and Figure 5, in embodiments of the present invention, this first baffle plate 102a away from this base plate while could be formed with two lugs 104, these two lugs 104 lay respectively at the two ends of this bar shaped cover plate 103, and symmetrical along the first axis m, and this first axis m is the axis of this bar shaped cover plate 103 length direction, these two lugs 104 are symmetrical, to ensure stability when backlight module is connected with other assemblies.
Optionally, in embodiments of the present invention, gap is there is with this bar shaped cover plate 103 in the orthographic projection of this base plate 101 in each lug 104 in the orthographic projection of base plate 101, example, with reference to Fig. 7, predeterminable range d is there is in each lug 104 near between one side of bar shaped cover plate 103 and this bar shaped cover plate 103 end face, this predeterminable range d is more than zero, now, glue frame 11 is in order to be fastened on the two ends of bar shaped cover plate 103, the length of this glue frame 11 open area is shorter, the length that two sections of frames on limit, glue frame 11 opening place (namely near the side of the first baffle plate 102a) extend is longer, thereby may be ensured that the stability of strutting system in region corresponding to this lug 104.Wherein, the length direction of glue frame 11 open area is parallel with the length direction of this bar shaped cover plate 103.
Optionally, with reference to Fig. 5, bar shaped cover plate 103 and base plate 101 are parallel to each other；Each lug 104 is parallel to each other with this base plate 101.In embodiments of the present invention, this bar shaped cover plate 103 and base plate 101 can be all the cube structure of rule, and this bar shaped cover plate 103 is parallel to each other with base plate 101 and refers to that this bar shaped cover plate 103 is parallel to each other near the one side of this bar shaped cover plate 103 with this base plate 101 near the one side of this base plate 101；Additionally, each lug 104 can be the cube being provided with at least one through hole, lug 104 and base plate 101 are parallel to each other and refer to that this lug 104 is parallel to each other near the one side of this lug 104 with this base plate 101 near the one side of base plate 101.
Further, with reference to Fig. 7, the second baffle 102b of this backboard 10 away from this base plate while at least one lug 105 can also be provided with, this second baffle 102b and this first baffle plate 102a is oppositely arranged, forming the lug 104 on this first baffle plate 102a symmetrical along the second axis n with the lug 105 being arranged on this second baffle 102b, this second axis n is the axis in this baseplate width direction.Lug 104 is symmetrical along the second axis n with lug 105, it is ensured that stability when backlight module is connected with other assemblies.
Optionally, with reference to Fig. 7, the first baffle plate 102a being also provided with between these two lugs 104 two the second lugs 106, these two the second lugs 106 may be used for connecting printed circuit board (English: PrintedCircuitBoard；It is called for short: PCB).It should be noted that in actual applications, this is arranged on the lug 105 on second baffle 102b and the second lug 106 of being arranged on the first baffle plate 102a and this backboard 10 and can also be formed in one structure.
Optionally, in actual applications, as shown in Figure 7, the width w1 of this glue frame 11 first side can more than the width w2 of this glue frame 11 second side, this first side is near the first baffle plate 102a, this second side is vertical with the length direction of this bar shaped cover plate 103 respectively near second baffle 102b, this first side and the width of this second side.
In embodiments of the present invention, this backboard 10 can be made up of metal material, for instance can be made up of alloy material, and intensity and the hardness of metal material are higher, it is possible to ensures the stability of lug.
It should be noted that, when this backlight module is assembled, it is possible to the side at glue frame 11 attaches adhesive tape, in order to be fixed on by blooming piece in this glue frame 11, adhesive tape can also be attached, so as to this backlight module and display floater are fitted on bar shaped cover plate 103.
In sum, embodiments provide a kind of backlight module, first baffle plate of this backlight module while being formed with bar shaped cover plate and at least one lug, glue frame in this backlight module can be fastened on the two ends of this bar shaped cover plate, and card and after, this limit, glue frame opening place is overlapping with the orthographic projection in described first baffle plate side of this at least one lug, therefore this glue frame can in this backboard, it is collectively forming a three-back-shaped supporting surface with this bar shaped cover plate, owing to the support effect of glue frame is better, can so that when display floater be fitted on backlight module, display floater surrounding can uniform stressed, and then reduce the probability that display floater damages.
Fig. 8 is the flow chart of the manufacture method of a kind of backboard that the embodiment of the present invention provides, and as shown in Figure 8, the method may include that
Step 801, obtain one-time formed back plate main body by preset die, this back plate main body includes base plate, forms the baffle plate on this base plate four limit and bar shaped lid, wherein, first baffle plate away from this base plate while being formed with this bar shaped lid, this first baffle plate is formed at this base plate for arranging light source.
Step 802, at least one end in these bar shaped lid two ends, the width along this bar shaped lid cuts, each cutting seam length equal with the width of this bar shaped lid.
Step 803, by this bar shaped lid, this cutting each seam and the region between this bar shaped lid end face, turn down to the direction away from this base plate so that the upset region on this bar shaped lid forms at least one lug, do not turn down region and form bar shaped cover plate.
In sum, embodiments provide the manufacture method of a kind of backboard, this back plate main body is one-shot forming, and lug bar shaped lid is cut after formed, therefore reduce the manufacturing cost of backboard, and when being arranged in this back plate main body by glue frame, glue frame can be collectively forming a three-back-shaped supporting surface with this bar shaped cover plate, can so that when display floater is fitted on backlight module, display floater surrounding can uniform stressed, and then reduce the probability that display floater damages.
In above-mentioned steps 801, this back plate main body can be prepared through this preset die one-shot forming by sheet metal, and this back plate main body can as it is shown in figure 9, include base plate 101, form the baffle plate 102 on this base plate 101 4 limit and bar shaped lid 13.
In above-mentioned steps 802, it is possible to at least one end in these bar shaped lid 13 two ends, the width along this bar shaped lid 13 cuts, the length of each cutting seam is equal with the width of this bar shaped lid 13.Example, with reference to Fig. 9, can to the two ends of bar shaped lid 13, cut along line of cut w and line of cut z respectively, the vertical interval assumed between line of cut w and this bar shaped cover plate 13 left end face is the first spacing d1, vertical interval between this line of cut z and this bar shaped cover plate 13 its right end face is the second spacing d2, then this first spacing d1 and this second spacing d2 can be equal, being equal to ensure the length of two lugs formed by this bar shaped lid 13, wherein the length direction of each lug is parallel with the length direction of this bar shaped lid.
In above-mentioned steps 803, after cutting seam each on this bar shaped lid 13 and the region between this bar shaped lid 13 end face are turned down to the direction away from this base plate 101, the structure of this backboard can be as shown in Figure 5, upset region on bar shaped lid 13 in Fig. 9 defines and does not turn down region on bar shaped lid 13 at least one lug 104, Fig. 9 shown in Fig. 5 and define the bar shaped cover plate 103 shown in Fig. 5.Wherein, the through hole in each lug 104 can pass through this default module one-shot forming, it is also possible to after the backboard demoulding, reprocessing is formed, and this is not limited by the embodiment of the present invention.
Further, after above-mentioned steps 803, with reference to Fig. 5, it is also possible to this bar shaped cover plate 103 is cut near one end of this at least one lug 104 so that there is gap between end face and each lug of the bar shaped cover plate after cutting, example, bar shaped cover plate 103 can being cut along line of cut j and k respectively, wherein, this line of cut j and k is broken line, with reference to Fig. 7, between bar shaped cover plate 103 end face and the lug after this cutting, there is gap d.
In sum, embodiments provide the manufacture method of a kind of backboard, one-time formed back plate main body is obtained by preset die, can at least one end in bar shaped lid two ends in this back plate main body, width along this bar shaped lid cuts, and then again by each cutting seam and the region between this bar shaped lid end face, turns down to the direction away from this base plate, make the upset region on this bar shaped lid form at least one lug, do not turn down region and form bar shaped cover plate.Owing to this back plate main body is one-shot forming, and lug bar shaped lid is cut after formed, therefore the manufacturing cost of backboard is reduced, and when glue frame is arranged in this back plate main body, glue frame can be collectively forming a three-back-shaped supporting surface with this bar shaped cover plate, can so that when display floater is fitted on backlight module, display floater surrounding can uniform stressed, and then reduce the probability that display floater damages.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (11)
1. a backlight module, it is characterised in that described backlight module includes: backboard and glue frame；
Described backboard includes base plate, and forms the baffle plate on described base plate four limit；
First baffle plate away from described base plate while being formed with bar shaped cover plate and at least one lug, described first baffle plate, described bar shaped cover plate and at least one lug described are structure as a whole, and described first baffle plate is positioned at described base plate for arranging light source；
Described glue frame is while being formed with the framework of opening, described glue frame can be combined in the two ends of described bar shaped cover plate by described open card, and after engaging, limit, described glue frame opening place is overlapping with at least one the lug described orthographic projection in described first baffle plate side, and the side of described first baffle plate is perpendicular to the upper surface of described base plate.
2. backlight module according to claim 1, it is characterised in that
The length of described bar shaped cover plate is less than the length of described first baffle plate, and the axis conllinear of the axis of described bar shaped cover plate length direction and described first baffle plate length direction.
3. backlight module according to claim 2, it is characterised in that
Described first baffle plate away from described base plate while being formed with two lugs, said two lug lays respectively at the two ends of described bar shaped cover plate, and symmetrical along the first axis, and described first axis is the axis of described bar shaped cover plate length direction.
4. backlight module according to claim 1, it is characterised in that
Gap is there is with described bar shaped cover plate in the orthographic projection of described base plate in each described lug in the orthographic projection of described base plate.
5. backlight module according to claim 1, it is characterised in that
Described bar shaped cover plate and described base plate are parallel to each other；Each described lug and described base plate are parallel to each other.
6. backlight module according to claim 1, it is characterised in that
The second baffle of described backboard away from described base plate while being provided with at least one lug, described second baffle and described first baffle plate are oppositely arranged.
7. backlight module according to claim 6, it is characterised in that
Forming the lug on described first baffle plate symmetrical along the second axis with the lug being arranged on described second baffle, described second axis is the axis in described baseplate width direction.
8. backlight module according to claim 6, it is characterised in that
The width of described glue frame first side is more than the width of described glue frame second side, described first side is near described first baffle plate, described second side is vertical with the length direction of described bar shaped cover plate respectively near described second baffle, described first side and the width of described second side.
9. according to the arbitrary described backlight module of claim 1 to 8, it is characterised in that
Described backboard is made up of metal material.
10. the manufacture method of a backboard, it is characterised in that described method includes:
One-time formed back plate main body is obtained by preset die, described back plate main body includes base plate, forms the baffle plate on described base plate four limit and bar shaped lid, wherein, first baffle plate away from described base plate while being formed with described bar shaped lid, described first baffle plate is formed at described base plate for arranging light source；
To at least one end in described bar shaped lid two ends, the width along described bar shaped lid cuts, and the length of each cutting seam is equal with the width of described bar shaped lid；
By on described bar shaped lid, each described cutting seam and the region between described bar shaped lid end face, turn down to the direction away from described base plate so that the upset region on described bar shaped lid forms at least one lug, do not turn down region and form bar shaped cover plate.
11. method according to claim 10, it is characterised in that described by described bar shaped lid, the region between close described bar shaped lid end face is stitched in each described cutting, and after turning down to the direction away from described base plate, described method also includes:
Described bar shaped cover plate is cut near one end of at least one lug described so that between end face and each described lug of the bar shaped cover plate after cutting, there is gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610366176.8A CN105807495B (en) | 2016-05-27 | 2016-05-27 | The manufacturing method of backlight module and backboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610366176.8A CN105807495B (en) | 2016-05-27 | 2016-05-27 | The manufacturing method of backlight module and backboard |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105807495A true CN105807495A (en) | 2016-07-27 |
| CN105807495B CN105807495B (en) | 2018-12-11 |
Family
ID=56453116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610366176.8A Active CN105807495B (en) | 2016-05-27 | 2016-05-27 | The manufacturing method of backlight module and backboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105807495B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106168718A (en) * | 2016-09-28 | 2016-11-30 | 昆山龙腾光电有限公司 | Liquid crystal display and display device |
| CN111081150A (en) * | 2019-12-31 | 2020-04-28 | 厦门天马微电子有限公司 | Support membrane and display device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000072905A (en) * | 1999-05-03 | 2000-12-05 | 구본준 | Backlight of a liquid crystal display device |
| KR20090003962A (en) * | 2007-07-06 | 2009-01-12 | 엘지이노텍 주식회사 | Receiving device and display device having the receiving device |
| CN104049402A (en) * | 2014-04-16 | 2014-09-17 | 友达光电股份有限公司 | Display module |
| CN104165336A (en) * | 2013-05-16 | 2014-11-26 | 友达光电股份有限公司 | Back frame and display device with same |
-
2016
- 2016-05-27 CN CN201610366176.8A patent/CN105807495B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000072905A (en) * | 1999-05-03 | 2000-12-05 | 구본준 | Backlight of a liquid crystal display device |
| KR20090003962A (en) * | 2007-07-06 | 2009-01-12 | 엘지이노텍 주식회사 | Receiving device and display device having the receiving device |
| CN104165336A (en) * | 2013-05-16 | 2014-11-26 | 友达光电股份有限公司 | Back frame and display device with same |
| CN104049402A (en) * | 2014-04-16 | 2014-09-17 | 友达光电股份有限公司 | Display module |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106168718A (en) * | 2016-09-28 | 2016-11-30 | 昆山龙腾光电有限公司 | Liquid crystal display and display device |
| CN111081150A (en) * | 2019-12-31 | 2020-04-28 | 厦门天马微电子有限公司 | Support membrane and display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105807495B (en) | 2018-12-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6440227B2 (en) | Backlight module and display device | |
| US20140301104A1 (en) | Backlight module | |
| US9983426B2 (en) | Display module and display device comprising display module | |
| CN105807495A (en) | Backlight module and manufacture method of back board | |
| WO2017084196A1 (en) | Liquid crystal screen gate cof structural component and liquid crystal display device | |
| US8678604B2 (en) | Mold for back frame and bracing piece, method for manufacturing back frame, and backlight system | |
| US8545088B2 (en) | Back frame and backlight system of flat panel display device | |
| US20130128150A1 (en) | Flat Panel Display Device and Stereoscopic Display Device | |
| US9303850B2 (en) | Backlight frame, backlight structure and LCD display device | |
| US8888357B2 (en) | Mold for back frame and bracing piece, method for manufacturing back frame, and backlight system | |
| US8711298B2 (en) | Flat panel display device and stereoscopic display device | |
| CN104965332A (en) | Display module and display device | |
| US8545036B2 (en) | Back frame and backlight system thereof | |
| US8894267B2 (en) | Panel display device, back frame and manufacturing of back frame | |
| US8733958B2 (en) | Flat panel display device and stereoscopic display device | |
| US8888307B2 (en) | Reflector plate and backlight system | |
| US8789958B2 (en) | Flat panel display device, stereoscopic display device, and plasma display device | |
| US8485695B2 (en) | Backlight system | |
| US20130128143A1 (en) | Flat Panel Display Device, Stereoscopic Display Device, and Liquid Crystal Display Device | |
| US9036107B2 (en) | Flat panel display device, stereoscopic display device, plasma display device | |
| US8988629B2 (en) | Flat panel display device, stereoscopic display device, and plasma display device | |
| KR101838055B1 (en) | Display unit for decreasing of thickness of bezel | |
| US8752999B2 (en) | Back frame of flat panel display device and backlight system | |
| US8960985B2 (en) | Back frame, method for manufacturing back frame, and backlight system | |
| US20170139118A1 (en) | Backplane, backlight module and display device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |