WO2016110066A1 - 一种背光模组及显示装置 - Google Patents
一种背光模组及显示装置 Download PDFInfo
- Publication number
- WO2016110066A1 WO2016110066A1 PCT/CN2015/082520 CN2015082520W WO2016110066A1 WO 2016110066 A1 WO2016110066 A1 WO 2016110066A1 CN 2015082520 W CN2015082520 W CN 2015082520W WO 2016110066 A1 WO2016110066 A1 WO 2016110066A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- support
- backlight module
- bottom plate
- support strip
- fixed
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
- F21V17/164—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting the parts being subjected to bending, e.g. snap joints
-
- 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
- G02F1/133314—Back frames
-
- 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
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/46—Fixing elements
- G02F2201/465—Snap -fit
Definitions
- the present invention relates to the field of display technologies, and in particular, to a backlight module and a display device.
- the large-size backlight module or the ultra-thin backlight module has poor strength and is easily distorted.
- the existing common technical means is to increase the thickness of the back plate or to add a fixed metal plate on the back surface of the back plate. To increase the strength of the backboard.
- the weight of the backlight module is generally increased, which results in the display device using the backlight module being too heavy and inconvenient to install.
- the invention provides a backlight module and a display device, wherein the backlight module has high strength and light weight.
- the present invention provides the following technical solutions:
- a backlight module comprising:
- the backboard comprising a bottom plate and a side panel forming a mounting groove
- An optical film layer located in the mounting groove
- At least two support strips disposed between the bottom plate and the optical film layer and intersecting each other;
- Each of the two support bars is relatively fixed, and each support bar is fixed to the bottom plate.
- the above backlight module can increase the mechanical strength of the back plate in the backlight module by the intersecting support bars installed on the bottom plate, improve the pressure resistance of the back plate, and the strips are arranged due to the use of the support bars.
- the backlight module does not cover the entire surface of the backplane, and the backlight module has a smaller weight increase than the backlight module that strengthens the strength of the backplane in the prior art.
- the backlight module described above has high strength and light weight.
- At least one end of the at least one support strip is provided with a ladder protruding toward the bottom plate, and the ladder forms a display panel support surface for supporting the display panel.
- the ladder further forms an optical film layer support surface for supporting the optical film layer.
- the backlight module further includes a fixing piece, and the fixing piece has a display panel pressing surface for pressing the display panel against the supporting surface of the display panel.
- the fixing piece is snap-fitted with the ladder.
- the card combination includes:
- a top of the step forms a boss, and the fixing piece forms a groove toward a surface of the bottom plate, and the boss is engaged with the groove.
- the card combination further comprises:
- the side wall of the boss is provided with a buckle, and the inner side wall of the groove is provided with a hook corresponding to the buckle, and each pair of the buckle and the hook are engaged.
- the bottom plate is quadrangular and has a first corner, a second corner, a third corner and a fourth corner which are sequentially adjacent;
- the support strips are two, and:
- One end of one of the support strips is fixed to the first corner of the bottom plate, and the other end is fixed to the third corner of the bottom plate;
- the other end of the support strip is fixed to the second corner of the bottom plate, and the other end is fixed to the fourth corner of the bottom plate.
- the two support bars are of unitary construction.
- the support strips are three, and one of the three support strips respectively intersects the other two support strips, and both ends of each support strip respectively abut the two side plates of the bottom plate.
- the support strips are three, respectively a first support strip, a second support strip and a third support strip, and the first support strip and the second support strip and the third support strip respectively Vertically intersect.
- the first support bar is provided with a groove portion at an intersection corresponding to the second support bar and the third support bar, and an intersection of the second support bar and the third support bar Located in the groove portion of the first support bar, and the first support bar and the second support bar and the third support bar are respectively fixed by screws.
- a side of the support strip facing away from the bottom plate is provided with a reinforcing rib.
- each of the support bars is fixed to the back plate.
- the present invention also provides a display device comprising the backlight module of any one of the above aspects.
- FIG. 1 is a schematic diagram of an explosion structure of a backlight module according to an embodiment of the present invention
- FIG. 2 is a schematic structural diagram of a backlight module according to an embodiment of the present invention.
- FIG. 3 is a schematic structural view of a support bar in the backlight module provided in FIG. 1;
- FIG. 4 is a schematic structural view of a fixing piece in the backlight module provided in FIG. 1;
- FIG. 5 is a schematic structural diagram of another backlight module according to an embodiment of the present disclosure.
- FIG. 6 is a schematic structural view of a support bar in the backlight module provided in FIG. 5;
- FIG. 7 is a schematic structural view of another support bar in the backlight module provided in FIG. 5.
- FIG. 1 Please refer to FIG. 1, FIG. 2, FIG. 3, FIG. 4 and FIG.
- a backlight module provided by an embodiment of the present invention includes:
- the backing plate 1 includes a bottom plate 11 and a side plate 12 forming a mounting groove;
- An optical film layer 2 located in the mounting groove
- At least two support strips 3 disposed between the bottom plate 11 and the optical film layer 2 and intersecting each other;
- Each of the two support bars 3 is relatively fixed, and each of the support bars 3 is fixed to the bottom plate 11.
- the backlight module can increase the mechanical strength of the back plate 1 in the backlight module by the intersecting support bars 3 mounted on the bottom plate 11, improve the pressure resistance of the back plate 1, and have a strip for the support strip 3 used.
- the structures are arranged and intersected, and the entire surface of the backboard 1 is not covered. Compared with the backlight module for strengthening the strength of the backplane in the prior art, the weight of the backlight module is small.
- the backlight module described above has high strength and light weight.
- two support bars 3 are respectively supported by the support bar 31 and the support bar 32.
- the bottom plate 11 of the back plate 1 is quadrangular, and the bottom plate 11 of the back plate 1 is
- the four side plates 12 form four corner portions, which are a first corner portion 101, a second corner portion 102, a third corner portion 103, and a fourth corner portion 104 respectively; as shown in FIGS. 1 and 2, two of the support bars 31
- the ends are respectively mounted on the first corner portion 101 and the third corner portion 103 of the backboard 1, and both ends of the support bar 32 are respectively mounted to the second corner portion 102 and the fourth corner portion 104.
- the support bar 3 Since the two support bars 3 are arranged at the intersection and the ends of the support bars 3 are attached to the four corners of the backboard 1, the support bar 3 divides the backboard 1 into four triangular regions, and the support bars are stable due to the stability of the triangles. 3 can play a good supporting role for the backboard 1, greatly improving the strength of the backboard 1.
- the support bar 31 and the support bar 32 are cross-integrated structures, and the support bar 31 and the support bar 32 are arranged in a cross-over manner and have an integrated structure, so that two support bars can be provided. 3 is relatively fixed and can increase the stability and reliability of the structure of the support bar 3.
- At least one end of at least one of the support bars 3 is provided with a step 33 protruding toward the bottom plate 11 and the step 33 A display panel supporting surface 332 for supporting the display panel 4 is formed.
- the step 33 also forms an optical film layer support surface 331 for supporting the optical film layer 2.
- each end of each of the support bars 3 is provided with a step, and the four terraces 33 formed by the two support bars 3 are respectively located at the four corners of the back plate 1, and the optical film formed on the terrace 33 Layer support surface 331 and display panel support
- the face 332 can support and limit the four corners of the optical film layer 2 and the display panel 4, and therefore, the stability of the optical film layer 2 and the display panel 4 can be increased.
- the backlight module further includes a fixing piece 5 , and the fixing piece 5 has a display panel 4 pressed against the display panel.
- the display panel pressing surface 51 of the support surface 332 is engaged with the step 33.
- the fixing piece 5 and the step 33 are engaged with each other.
- the top end of the step 33 forms a boss 333, and the fixing piece 5 faces.
- the surface of the bottom plate 11 forms a groove 52, and the boss 333 is engaged with the groove 52.
- the side wall of the boss 333 is provided with a buckle 334, and the inner side wall of the groove 52 is provided with a hook 53 corresponding to the buckle 334. Each pair of the buckle 334 and the hook 53 are engaged.
- the fixing between the fixing piece 5 and the step 33 can also be achieved by other means.
- the side of the support bar 3 facing away from the bottom plate 11 is provided with reinforcing ribs 34 to strengthen the strength of the support bar 3. .
- the middle portion of each of the support bars 3 is fixed to the back plate 1.
- the center of the intersection of the support bars 3 is the center of each of the support bars 3, and both ends of the support bars 3 and the center of the intersection of the support bars 3 are provided with screw holes 35.
- the center of the intersection of the support bars 3 can be fixed to the bottom plate 11 by screws screwed into the threaded holes 35, and both ends of the support bars 3 are fixed to the corners of the back plate 1.
- the support bar 3 can also be fixed to the backboard 1 by other means.
- the support strips 3 may be three, one of the three support strips respectively intersects the other two support strips, and the two ends of each support strip are respectively opposite to the two sides of the bottom plate
- the board is offset.
- the three support bars are respectively a support bar 36, a support bar 37 and a support bar 38, wherein the support bars 36 respectively intersect the support bar 37 and the support bar 38 perpendicularly, and the back plate 1
- the bottom plate 11 is a parallelogram.
- the support strips 36 are arranged in parallel with the long sides of the parallelograms, and the two ends respectively abut the side plates corresponding to the short sides of the parallelograms.
- the support bars 37 are arranged in parallel with the short sides of the parallelograms, and both ends are arranged.
- the side plates corresponding to the long sides of the parallelograms respectively abut, and the support bars 38 are arranged in parallel with the short sides of the parallelograms, and the two ends respectively abut the side plates corresponding to the long sides of the parallelograms.
- At least one end of at least one of the three support bars 3 is provided with a platform protruding toward the bottom plate 11 , and the ladder can be A display panel supporting surface for supporting the display panel 4 is formed.
- two ends of the support bar 36 form two steps 363.
- two ends of the support bar 37 form two steps 373, and the support bar 38 can be completely completed with the support bar 37. The same structure.
- the support strips 36 are perpendicularly intersected with the support strips 37 and the support strips 38, respectively.
- the support strips 36 may be corresponding to the support strips 37 as shown in FIGS. 5, 6, and 7. Slot at the intersection The portion 361, the intersection of the support bar 37 is located in the groove portion 361 of the support bar 36 to achieve the intersection with the support bar 36, and the support bar 36 and the support bar 37 are fixed by screws; the support bar 36 corresponds to the support bar 38
- the intersection portion is provided with a groove portion 362, and the intersection portion of the support bar 38 is located in the groove portion 362 of the support bar 36 to be disposed to intersect the support bar 36, and the support bar 36 and the support bar 38 are fixed by screws.
- the present invention also provides a display device, which includes the backlight module provided by any of the above embodiments.
- the above display device has good compression deformation effect and light weight.
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- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
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Abstract
Description
Claims (15)
- 一种背光模组,其特征在于,包括:背板,所述背板包括形成安装槽的底板和侧板;位于所述安装槽内的光学膜层;位于所述底板与所述光学膜层之间、且相交设置的至少两个支撑条;每两个所述相交设置的支撑条之间相对固定,且每一个支撑条固定于所述底板。
- 根据权利要求1所述的背光模组,其特征在于,至少一个支撑条的至少一端设有向背离所述底板方向凸起的梯台,所述梯台形成用于对显示面板进行支撑限位的显示面板支撑面。
- 根据权利要求2所述的背光模组,其特征在于,所述梯台还形成用于对所述光学膜层进行支撑限位的光学膜层支撑面。
- 根据权利要求3所述的背光模组,其特征在于,还包括固定片,所述固定片具有将显示面板压紧于所述显示面板支撑面的显示面板压紧面。
- 根据权利要求4所述的背光模组,其特征在于,所述固定片与所述梯台卡接结合。
- 根据权利要求5所述的背光模组,其特征在于,所述卡接结合具体包括:所述梯台的顶部形成凸台,所述固定片朝向所述底板的表面形成凹槽,所述凸台与所述凹槽卡接。
- 根据权利要求6所述的背光模组,其特征在于,所述卡接结合还包括:所述凸台的侧壁设有卡扣,所述凹槽的内侧壁设有与所述卡扣一一对应的卡钩,每一对所述卡扣和卡钩卡接。
- 根据权利要求1所述的背光模组,其特征在于,所述底板为四边形、且具有依次相邻的第一角部、第二角部、第三角部和第四角部;所述支撑条为两个,且:一个所述支撑条的一端固定于所述底板的第一角部,另一端固定于所述底板的第三角部;另一个所述支撑条的一端固定于所述底板的第二角部,另一端固定于所述底板的第四角部。
- 根据权利要求8所述的背光模组,其特征在于,两个所述支撑条为一体式结构。
- 根据权利要求1所述的背光模组,其特征在于,所述支撑条为三个,三个支撑条中有一个支撑条分别与另外两个支撑条相交,且每个支撑条的两端分别与所述底板的两个侧板相抵。
- 根据权利要求1或10所述的背光模组,其特征在于,所述支撑条为三个,分别为第一支撑条、第二支撑条和第三支撑条,并且所述第一支撑条分别与所述第二支撑条和所述第三支撑条垂直相交。
- 根据权利要求11所述的背光模组,其特征在于,所述第一支撑条在与所述第二支撑条和所述第三支撑条对应的交叉部均设有槽部,所述第二支撑条和所述第三支撑条的交叉部位于所述第一支撑条的槽部内,并且所述第一支撑条与所述第二支撑条和所述第三支撑条之间分别通过螺钉固定。
- 根据权利要求1所述的背光模组,其特征在于,所述支撑条背离所述底板的一侧设有加强筋。
- 根据权利要求1~9任一项所述的背光模组,其特征在于,每一个所述支撑条的中部固定于所述背板。
- 一种显示装置,其特征在于,包括如权利要求1~14任一项所述的背光模组。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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US14/911,303 US9897293B2 (en) | 2015-01-08 | 2015-06-26 | Backlight module and display device |
Applications Claiming Priority (2)
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CN201520012935.1U CN204300864U (zh) | 2015-01-08 | 2015-01-08 | 一种背光模组及显示装置 |
CN201520012935.1 | 2015-01-08 |
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WO2016110066A1 true WO2016110066A1 (zh) | 2016-07-14 |
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US (1) | US9897293B2 (zh) |
CN (1) | CN204300864U (zh) |
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Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
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CN204300864U (zh) * | 2015-01-08 | 2015-04-29 | 京东方科技集团股份有限公司 | 一种背光模组及显示装置 |
CN107608108A (zh) * | 2017-09-16 | 2018-01-19 | 合肥惠科金扬科技有限公司 | 一种柔性显示器背板的框体的制造方法 |
CN107633774A (zh) * | 2017-09-16 | 2018-01-26 | 合肥惠科金扬科技有限公司 | 一种柔性显示器背板的框体 |
CN107784937A (zh) * | 2017-09-16 | 2018-03-09 | 合肥惠科金扬科技有限公司 | 一种柔性显示器背板 |
CN108154802B (zh) | 2018-01-16 | 2020-02-28 | 惠州市华星光电技术有限公司 | 柔性显示设备 |
CN108572483B (zh) | 2018-04-26 | 2020-07-28 | 惠州市华星光电技术有限公司 | 直下式背光模组及液晶显示装置 |
WO2021009896A1 (ja) * | 2019-07-18 | 2021-01-21 | 三菱電機株式会社 | 液晶モジュール固定構造、及び表示装置 |
CN113009737B (zh) * | 2019-12-19 | 2022-07-29 | 京东方科技集团股份有限公司 | 背光模组和显示装置 |
KR20210099680A (ko) * | 2020-02-04 | 2021-08-13 | 삼성디스플레이 주식회사 | 표시 장치 |
CN111158180B (zh) * | 2020-02-10 | 2023-03-21 | 深圳康佳电子科技有限公司 | 一种框架结构及显示装置 |
CN112255843A (zh) * | 2020-11-17 | 2021-01-22 | 合肥鑫晟光电科技有限公司 | 背光模组、显示面板和显示装置 |
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2015
- 2015-01-08 CN CN201520012935.1U patent/CN204300864U/zh active Active
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US20160341404A1 (en) | 2016-11-24 |
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