CN113156705A - Backlight installation frame - Google Patents
Backlight installation frame Download PDFInfo
- Publication number
- CN113156705A CN113156705A CN202110467441.2A CN202110467441A CN113156705A CN 113156705 A CN113156705 A CN 113156705A CN 202110467441 A CN202110467441 A CN 202110467441A CN 113156705 A CN113156705 A CN 113156705A
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- Prior art keywords
- outer frame
- frame
- coordination
- backlight
- component
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Links
- 238000009434 installation Methods 0.000 title abstract description 7
- 230000007246 mechanism Effects 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 150000004696 coordination complex Chemical class 0.000 claims 2
- 230000009471 action Effects 0.000 abstract description 5
- 238000013459 approach Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
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
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Planar Illumination Modules (AREA)
Abstract
The invention relates to the field of backlights, in particular to a backlight mounting frame, which comprises: the outer frame and the inner frame are correspondingly and cooperatively arranged; the fixing component is arranged at one side of the outer frame and the inner frame and is fixedly connected with the outer frame and the inner frame; the backlight source component is arranged between the outer frame and the inner frame and is matched with the limiting grooves formed in the outer frame and the inner frame; and the pressing component is arranged on the inner side surface of the outer frame, can move towards the backlight source component and presses the backlight source component. When the installation frame is used for installing the backlight source, the backlight source body is firstly matched and placed on the inner frame, the pressing component is rotated to preliminarily fix the backlight source, the pressing component is locked after the backlight source is fixed, then the outer frame is matched and placed in the installation frame, the outer frame and the inner frame can be relatively fixed under the action of the fixing component, and the outer frame, the inner frame and the backlight source can be fixed through screws for more stable fixation.
Description
Technical Field
The invention relates to the field of backlights, in particular to a backlight mounting frame.
Background
The backlight is a component used in a display screen that is not itself light-emitting, and the picture displayed by the display screen must rely on the light emitted by the backlight.
When current backlight is installed, often adopt and install backlight laminating screen, this kind of mounting means dismantles comparatively troublesome, and difficult maintenance needs a backlight installation frame in order to solve above-mentioned problem.
Disclosure of Invention
An object of the embodiment of the present invention is to provide a mounting frame for a backlight source, which aims to solve the following problems: the existing backlight source is inconvenient to disassemble and not easy to maintain.
The embodiment of the present invention is implemented as follows, a backlight mounting frame includes:
the outer frame and the inner frame are correspondingly and cooperatively arranged; the fixing component is arranged at one side of the outer frame and the inner frame, is fixedly connected with the outer frame and the inner frame, and is used for locking and fixing the outer frame and the inner frame; the backlight source component is arranged between the outer frame and the inner frame and is matched with the limiting grooves formed in the outer frame and the inner frame; and the pressing component is arranged on the inner side surface of the outer frame, can move towards the backlight source component and presses the backlight source component.
When the installation frame is used for installing the backlight source, the backlight source body is firstly matched and placed on the inner frame, the pressing component is rotated to preliminarily fix the backlight source, the pressing component is locked after the backlight source is fixed, then the outer frame is matched and placed in the installation frame, the outer frame and the inner frame can be relatively fixed under the action of the fixing component, and the outer frame, the inner frame and the backlight source can be fixed through screws for more stable fixation.
Drawings
Fig. 1 is an appearance structure diagram of a backlight mounting frame.
Fig. 2 is a schematic view of a fixing assembly of a backlight mounting frame.
Fig. 3 is a plan view of a backlight mounting frame.
FIG. 4 is a schematic view of a compression assembly of a backlight mounting frame.
In the drawings: 1-outer frame, 2-inner frame, 3-fixed component, 31-position matching rod, 32-position matching sleeve, 33-ejection mechanism, 331-first elastic component, 332-ejection plate, 34-locking mechanism, 341-oblique block, 342-T-shaped rod, 343-second elastic component, 4-backlight component, 41-backlight body, 42-connecting plate, 5-pressing component, 51-threaded column, 52-pressing plate, 53-sliding rod, 54-third elastic component, 55-limiting component, 551-fixed rack, 552-gear, 553-rotating rack and 554-pulling group.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
Referring to fig. 1, fig. 2, fig. 3 and fig. 4, an embodiment of the present invention provides a mounting frame for a backlight source, where the mounting frame includes:
the device comprises an outer frame 1 and an inner frame 2, wherein the outer frame 1 and the inner frame 2 are correspondingly and cooperatively arranged; the fixing component 3 is arranged at one side of the outer frame 1 and the inner frame 2, is fixedly connected with the outer frame 1 and the inner frame 2, and is used for locking and fixing the outer frame 1 and the inner frame 2; the backlight source component 4 is arranged between the outer frame 1 and the inner frame 2 and is matched with the limiting grooves formed in the outer frame 1 and the inner frame 2; and the pressing component 5 is arranged on the inner side surface of the outer frame 1, can move towards the backlight source component 4 and can press the backlight source component 4 tightly.
In an embodiment of the present invention, when the backlight assembly 4 is installed, the backlight body 4 is first fitted into the inner frame 2, then the pressing assembly 5 is rotated to preliminarily fix the backlight body 4, then the pressing assembly 5 is locked, the outer frame 1 is fitted into the inner frame, and when the outer frame 1 is placed into the inner frame, the fixing assembly 3 can fix the outer frame 1 and the inner frame 2, and in order to make the fixation more stable, the outer frame 1, the inner frame 2 and the backlight body 4 can be further fixed by screws and nuts.
As shown in fig. 2, as a preferred embodiment of the present invention, the fixing member 3 includes: the positioning rod 31 is sleeved in the coordination sleeve 32 and is respectively connected with one side of the outer frame 1 and one side of the inner frame 2; the ejection mechanism 33 is arranged in the coordination sleeve 32, connected with the coordination sleeve 23 and used for ejecting the outer frame 1 from the inner frame 2 in the process of disassembling the backlight plate body 4; and the locking mechanism 34 is sleeved on the coordination sleeve 32, is in sliding fit with the coordination sleeve 32, and is used for being matched with the coordination rod 31 to lock and fix the coordination rod 31 and the coordination sleeve 32.
In an embodiment of the present invention, during the process of fixing the outer frame 1 and the inner frame 2, the coordination rod 31 gradually enters into the coordination sleeve 32 and pushes the locking mechanism 34 upwards, when the groove formed on the coordination rod 31 is flush with the locking mechanism 34, the locking mechanism 34 can enter the groove formed on the coordination rod 31 under the action of elastic force, so as to complete the fixing of the coordination rod 31 and the coordination sleeve 32, and the ejection mechanism 33 is compressed, when the disassembly is required, only the locking mechanism 34 needs to be pulled, and under the action of the ejection mechanism 33, the separation of the coordination rod 31 and the coordination sleeve 32 can be completed.
In this embodiment, the fixing component 3 may also adopt various structures as long as it can fix the outer frame 1 and the inner frame 2, for example, it can be fixed by using a buckle, and the same effect can be achieved.
As shown in fig. 2, as a preferred embodiment of the present invention, the ejection mechanism 33 includes: the first elastic piece 331 and the ejector plate 332, the first elastic piece 331 and the pressing plate 332 are fixedly connected, the first elastic piece 331 provides ejection power for the ejector plate 332, the first elastic piece 331 and the ejector plate 332 are both disposed in the coordination sleeve 32, and the first elastic piece 331 and the coordination sleeve 32 are fixedly connected.
In an embodiment of the present invention, when the outer frame 1 and the inner frame 2 are fixed, the coordination rods 31 may push the ejector plates 332 into the coordination grooves 32 while compressing the first elastic members 331, so that when the outer frame 1 and the inner frame 2 are disassembled, the ejector plates 332 may eject the coordination rods 31 under the elastic force of the first elastic members 331, thereby completing the disassembly.
In this embodiment, the first elastic member 331 may be a spring or the like, as long as the ejector plate 332 can be ejected.
As shown in fig. 2, as a preferred embodiment of the present invention, the locking mechanism 34 includes: the inclined block 341, the inclined block 341 is disposed in a groove formed on the re-coordination rod 31 in a matching way, and is used for fixing the coordination rod 31; the T-shaped rod 342 is sleeved on the coordination sleeve 32, the T-shaped rod 342 can freely slide on the coordination sleeve 32, and one end of the T-shaped rod 32 is fixedly connected with the inclined block 341; the second elastic member 343 has both ends connected to the coordination sleeve 32 and the taper block 341.
In an embodiment of the present invention, in the process of fixing the outer frame 1 and the inner frame 2, when the grooves formed on the sloping block 341 and the coordination rod 31 are flush, under the elastic force of the second elastic member 343, the sloping block 341 can drive the T-shaped rod 343 to move into the groove, thereby completing the fixing of the outer frame 1 and the inner frame 2, when the T-shaped rod 342 is pulled to detach, the T-shaped rod 342 drives the sloping block 341 to move upward and gradually leave the groove, and at the same time, the second elastic member 343 is compressed, and at this time, the coordination rod 31 can be ejected under the action of the ejection mechanism 33.
In this embodiment, the inclined block 341 is a triangular block with an inclined surface on one side, and this mechanism design can ensure that the positioning rod 31 can only move in one direction, i.e. only can complete the automatic fitting and fixing of the positioning rod 31 and the positioning sleeve 32, but cannot be taken out, thereby ensuring the stability of fitting.
As shown in fig. 3, as a preferred embodiment of the present invention, the backlight unit 4 includes: backlight body 41 and connecting plate 42, backlight body 41 and connecting plate 42 are connected, and connecting plate 42 is provided with two or more and every connecting plate 42 has two at least screw holes.
In one embodiment of the present invention, after the backlight assembly 4 is installed, in order to further fix the backlight body 4, the fixing can be performed by means of a screw and a nut, and the screw can pass through a threaded hole of the connection plate 42 and finally be matched with the nut.
In this embodiment, at least two threaded holes are provided, but as a preferred embodiment of this embodiment, eight threaded holes may be opened, that is, two threaded holes are provided on each of four sides.
As shown in fig. 4, as a preferred embodiment of the present invention, the compressing assembly 5 includes: two ends of the threaded column 51 penetrate through and are rotatably connected with the side wall of the outer frame 1; the pressing plate 52 is sleeved on the threaded column 51 in a threaded manner, and can slide along the threaded column 51 when the threaded column 51 rotates; two ends of the sliding rod 53 are fixedly connected with the inner side wall of the outer frame 1, are sleeved on the pressing plate 52 and can freely slide on the pressing plate 52; a third elastic member 54, both ends of which are fixedly connected with the outer frame 1 and the pressing plate 52; and the limiting component 55 is connected with the pressing plate 52 and sleeved on the side wall of the outer frame 1, and is used for locking and fixing the state of the backlight source component 4 after being compressed.
In one embodiment of the present invention, when the handle connected to the threaded post 51 is rotated at the time of initial press-fastening of the backlight body 4, the threaded post 51 rotates to drive the pressing plate 52 to gradually approach the backlight body 4 along the sliding rod 53, while the third elastic member 54 is compressed, and after the backlight body 4 is pressed, the limiting member 55 is pressed, and the limiting member 55 fixes the pressing plate 52, so that the pressing plate 52 is prevented from loosening.
In this embodiment, various components can be used when the backlight body 4 is pressed, as long as the backlight body 52 can be pressed, for example, a cam mechanism can be used to press down, but it is difficult to control the pressing distance by pressing down the cam, and the component solution of this embodiment can be used as an optimum solution.
As shown in fig. 4, as a preferred embodiment of the present invention, the position limiting assembly 55 includes: the fixed rack 551 and the gear 552 meshed with the fixed rack 551, one end of the fixed rack 551 is connected with the pressure plate 52, and a support rod fixed by a rotating shaft of the gear 552 is fixed with the outer frame 1; a rotating rack 553 rotatably connected to the outer frame 1, rotatably engaged with the gear 552, and fixing the gear 552; the pulling group 554, the pulling group 554 and the rotating rack 553 are hinged and sleeved on the outer frame 1, and can freely slide in the outer frame 1.
In an embodiment of the present invention, when the pressing plate 52 is locked, only the pulling group 554 needs to be loosened, and under the elastic force of the pulling group 554, the rotating rack 553 may mesh with the gear 552, so that the gear 552 is difficult to rotate, and further the fixed rack 551 is limited, and after the fixed rack 551 is fixed, the pressing plate 52 is in a fixed state and cannot be loosened.
In this embodiment, the structure of the pulling group 554 is: the connecting rod, the connecting rod cover is established in frame 1, and the connecting rod periphery still spirals there is the spring, and the connecting rod other end still cooperates and sets up vertical groove, and vertical groove lower extreme and rotation rack 553 are articulated mutually, and in addition, pulling group 554 not only prescribes a limit to this structure, as long as can pull rotation rack 553 rotate can.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. A backlight mounting frame, the mounting frame comprising:
the outer frame and the inner frame are correspondingly and cooperatively arranged;
the fixing component is arranged at one side of the outer frame and the inner frame, is fixedly connected with the outer frame and the inner frame, and is used for locking and fixing the outer frame and the inner frame;
the backlight source component is arranged between the outer frame and the inner frame and is matched with the limiting grooves formed in the outer frame and the inner frame; and
the pressing component is arranged on the inner side face of the outer frame and can move towards the backlight source component and press the backlight source component tightly.
2. The mounting frame for a backlight of claim 1, wherein the securing assembly comprises:
the coordination rod is sleeved in the coordination sleeve and is respectively connected with one side of the outer frame and one side of the inner frame;
the ejection mechanism is arranged in the coordination sleeve, is connected with the coordination sleeve and is used for ejecting the outer frame from the inner frame in the process of disassembling the backlight plate body;
and the locking mechanism is sleeved on the coordination sleeve, is in sliding fit with the coordination sleeve, and is used for being matched with the coordination rod to lock and fix the coordination rod and the coordination sleeve.
3. The mounting frame for backlights of claim 2, wherein the ejection mechanism comprises: first elastic component and ejector plate, first elastic component and clamp plate fixed connection and first elastic component provide ejecting power for the ejector plate, and first elastic component and ejector plate all set up in the coordination complex cover and first elastic component and coordination complex fixed connection.
4. The mounting frame for backlights of claim 1, wherein the locking mechanism comprises:
the inclined block is arranged in a groove formed in the coordination rod in a matched mode and used for fixing the coordination rod;
the T-shaped rod is sleeved on the coordination sleeve and can freely slide on the coordination sleeve, and one end of the T-shaped rod is fixedly connected with the inclined block;
and two ends of the second elastic piece are connected with the coordination sleeve and the inclined block.
5. The mounting frame for a backlight of claim 4, wherein the backlight assembly comprises: the backlight source body is connected with the connecting plate, and the connecting plate is provided with two or more and every connecting plate is provided with two screw holes at least.
6. The mounting frame for a backlight of claim 1, wherein the compression assembly comprises:
the two ends of the threaded column are penetrated and rotatably connected with the side wall of the outer frame;
the pressing plate is sleeved on the threaded column in a threaded manner and can slide along the threaded column when the threaded column rotates;
the two ends of the sliding rod are fixedly connected with the side wall of the inner side of the outer frame, are sleeved on the pressing plate and can freely slide on the pressing plate;
the two ends of the third elastic piece are fixedly connected with the outer frame and the pressing plate;
and the limiting component is connected with the pressing plate and sleeved on the side wall of the outer frame, and is used for locking and fixing the state of the backlight source component after being compressed.
7. The backlight mounting frame of claim 6, wherein the limiting assembly comprises:
the fixed rack and the gear meshed with the fixed rack, one end of the fixed rack is connected with the pressure plate, and a support rod fixed by a gear rotating shaft is fixed with the outer frame;
the rotating rack is rotatably connected with the outer frame and can be rotatably meshed with the gear to fix the gear;
the pulling group is hinged with the rotating rack and sleeved on the outer frame, and can freely slide in the outer frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110467441.2A CN113156705A (en) | 2021-04-28 | 2021-04-28 | Backlight installation frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110467441.2A CN113156705A (en) | 2021-04-28 | 2021-04-28 | Backlight installation frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113156705A true CN113156705A (en) | 2021-07-23 |
Family
ID=76872083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110467441.2A Pending CN113156705A (en) | 2021-04-28 | 2021-04-28 | Backlight installation frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113156705A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114323564A (en) * | 2021-12-23 | 2022-04-12 | 杨全光 | High-temperature aging test equipment for mobile phone backlight |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005091696A1 (en) * | 2004-03-29 | 2005-10-06 | Quanta Display Inc. | A frame structure for backlight module |
| CN201773237U (en) * | 2009-11-20 | 2011-03-23 | 英业达股份有限公司 | Framework structure |
| US20110090426A1 (en) * | 2009-10-19 | 2011-04-21 | Jae-Chang Choi | Backlight assembly and liquid crystal display having the same |
| CN102537760A (en) * | 2010-12-22 | 2012-07-04 | 联胜（中国）科技有限公司 | Backlight module and display device using same |
| CN207895193U (en) * | 2017-12-28 | 2018-09-21 | 重庆市中光电显示技术有限公司 | A kind of sidelight type backlight module |
| TWM575504U (en) * | 2018-12-06 | 2019-03-11 | 詠銓潔能科技有限公司 | Panel light structure |
| CN209560225U (en) * | 2019-03-29 | 2019-10-29 | 深圳市云湖电子科技有限公司 | A kind of fixed device of cell phone back light source installation |
| CN212647214U (en) * | 2020-08-18 | 2021-03-02 | 泸州市鑫景顺光电有限公司 | Backlight source component convenient to assemble |
-
2021
- 2021-04-28 CN CN202110467441.2A patent/CN113156705A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005091696A1 (en) * | 2004-03-29 | 2005-10-06 | Quanta Display Inc. | A frame structure for backlight module |
| US20110090426A1 (en) * | 2009-10-19 | 2011-04-21 | Jae-Chang Choi | Backlight assembly and liquid crystal display having the same |
| CN201773237U (en) * | 2009-11-20 | 2011-03-23 | 英业达股份有限公司 | Framework structure |
| CN102537760A (en) * | 2010-12-22 | 2012-07-04 | 联胜（中国）科技有限公司 | Backlight module and display device using same |
| CN207895193U (en) * | 2017-12-28 | 2018-09-21 | 重庆市中光电显示技术有限公司 | A kind of sidelight type backlight module |
| TWM575504U (en) * | 2018-12-06 | 2019-03-11 | 詠銓潔能科技有限公司 | Panel light structure |
| CN209560225U (en) * | 2019-03-29 | 2019-10-29 | 深圳市云湖电子科技有限公司 | A kind of fixed device of cell phone back light source installation |
| CN212647214U (en) * | 2020-08-18 | 2021-03-02 | 泸州市鑫景顺光电有限公司 | Backlight source component convenient to assemble |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114323564A (en) * | 2021-12-23 | 2022-04-12 | 杨全光 | High-temperature aging test equipment for mobile phone backlight |
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Application publication date: 20210723 |
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