CN209373311U - A kind of backlight module with diffusion sheet - Google Patents
A kind of backlight module with diffusion sheet Download PDFInfo
- Publication number
- CN209373311U CN209373311U CN201920359352.4U CN201920359352U CN209373311U CN 209373311 U CN209373311 U CN 209373311U CN 201920359352 U CN201920359352 U CN 201920359352U CN 209373311 U CN209373311 U CN 209373311U
- Authority
- CN
- China
- Prior art keywords
- fixedly installed
- diffusion sheet
- backlight module
- cooling fin
- plastic frame
- 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.)
- Expired - Fee Related
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- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
Abstract
The utility model discloses a kind of backlight modules with diffusion sheet, including plastic frame, the inner bottom wall of the plastic frame is fixedly installed with diffusion sheet, the left and right sides of the diffusion sheet is fixedly installed with support frame, brightening piece is fixedly installed at the top of the diffusion sheet, diffuser plate is fixedly installed at the top of the brightening piece, fluorescent tube is fixedly installed at the top of the diffuser plate, cooling fin is fixedly installed at the top of the fluorescent tube, the left and right sides of the cooling fin is fitted with fan, and the left and right sides of the plastic frame is fixedly installed with filter screen;The utility model is able to ascend cooling rate, can faster conduct the heat in backlight module, improve the heat dissipation effect of backlight unit, is conducive to equipment and uses for a long time;The utility model can be when plastic frame receives vibration or squeezes, and outer support ring squeezes spring, and spring buffer reduces shell extruding force, avoids inside from being damaged, be conducive to protect the backlight module.
Description
Technical field
The utility model belongs to back light model setting technology field, and in particular to a kind of backlight module with diffusion sheet.
Background technique
Backlight module be panel of LCD one of key part and component, its function be well-off brightness with
The light source being evenly distributed can normally show image, its illumination effect will directly influence LCD MODULE vision effect
Fruit, existing backlight module are mainly made of fluorescent tube, plastic frame and diffusion sheet etc., and fluorescent tube can generate big calorimetric in use
Amount, existing structure radiating rate is slower, while plastic crate installation and using when diffusion sheet etc. may be caused to squeeze, deposit
The problem of influencing the using effect of backlight module, thus it is proposed that a kind of backlight module with diffusion sheet.
Utility model content
The purpose of this utility model is to provide a kind of backlight modules with diffusion sheet, to solve in above-mentioned background technique
The existing backlight module proposed is mainly made of fluorescent tube, plastic frame and diffusion sheet etc., and fluorescent tube can generate greatly in use
Calorimetric amount, existing structure radiating rate is slower, while plastic frame may cause to damage receiving extruding to diffusion sheet etc., deposit
The problems such as influencing the using effect of backlight module.
To achieve the above object, the utility model provides the following technical solutions: a kind of backlight module with diffusion sheet, packet
Plastic frame is included, the inner bottom wall of the plastic frame is fixedly installed with diffusion sheet, and the left and right sides of the diffusion sheet is fixedly installed with
Support frame is fixedly installed with brightening piece at the top of the diffusion sheet, diffuser plate is fixedly installed at the top of the brightening piece, described
It is fixedly installed with fluorescent tube at the top of diffuser plate, cooling fin, the left and right two of the cooling fin are fixedly installed at the top of the fluorescent tube
Side is fitted with fan, and the left and right sides of the plastic frame is fixedly installed with filter screen.
Preferably, support frame as described above includes connection gasket, and inside support ring, the company are fixedly installed at the top of the connection gasket
The side of connection pad is fixedly installed with outer support ring, and interior fixed pad, the interior fixation are fixedly installed at the top of the inside support ring
It is fixedly installed with the spring in the portion of being embedded at the top of pad, outer fixed pad is fixedly installed at the top of the spring.
Preferably, the cooling fin includes heat sink body, and the front of the heat sink body is fixedly installed with heat dissipation squama
Piece, the two sides of the heat sink body are fixedly installed with fixed plate, are fixedly installed with connecting plate at the top of the heat sink body.
Preferably, the quantity of the cooling fin is specially four, and spacing is identical between adjacent cooling fin.
Preferably, connection sheet is fixedly installed between two adjacent cooling fins.
Preferably, the corresponding side for being mounted on fan of the filter screen.
Preferably, the top of the spring is fixedly connected with outer fixed pad.
Compared with prior art, the utility model has the beneficial effects that
(1) the utility model is able to ascend cooling rate, can faster conduct the heat in backlight module, is promoted
The heat dissipation effect of backlight unit is conducive to equipment and uses for a long time.
(2) the utility model can be when plastic frame receives vibration or squeezes, and outer support ring squeezes spring, spring buffer
Shell extruding force is reduced, avoids inside from being damaged, is conducive to protect the backlight module.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model;
Fig. 2 is the heat sink structure illustration of the utility model;
Fig. 3 is the support frame structure diagram of the utility model;
In figure: 1, plastic frame;2, diffusion sheet;3, support frame;31, connection gasket;32, inside support ring;33, outer support ring;34,
Interior fixed pad;35, spring;36, outer fixed pad;4, brightening piece;5, diffuser plate;6, fluorescent tube;7, cooling fin;71, heat sink body;
72, heat dissipation scales;73, fixed plate;74, connecting plate;8, connection sheet;9, fan;10, filter screen.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of backlight module with diffusion sheet, including
Plastic frame 1, the inner bottom wall of plastic frame 1 are fixedly installed with diffusion sheet 2, and the left and right sides of diffusion sheet 2 is fixedly installed with support frame
3, the top of diffusion sheet 2 is fixedly installed with brightening piece 4, and the top of brightening piece 4 is fixedly installed with diffuser plate 5, the top of diffuser plate 5
It is fixedly installed with fluorescent tube 6, the top of fluorescent tube 6 is fixedly installed with cooling fin 7, and the left and right sides of cooling fin 7 is fitted with wind
Fan 9, the left and right sides of plastic frame 1 is fixedly installed with filter screen 10.
In the present embodiment, it is preferred that support frame 3 includes connection gasket 31, and the top of connection gasket 31 is fixedly installed with inner support
Ring 32, the side of connection gasket 31 are fixedly installed with outer support ring 33, and the top of inside support ring 32 is fixedly installed with interior fixed pad 34,
The top of interior fixed pad 34 is fixedly installed with the spring 35 in the portion of being embedded within, and the top of spring 35 is fixedly installed with outer fixed pad
36, when plastic frame 1 is shaken or hits, the spring 35 at interior fixed 34 top of pad provides elastic force, and plastic frame 1 is shaken
Outer support ring 33 is squeezed, vibration is passed to outer fixed pad 36 by outer support ring 33, and outer fixed pad 36 squeezes spring 35, and spring 35 is slow
Rush and reduce the extruding force of plastic frame 1.
In the present embodiment, it is preferred that cooling fin 7 includes heat sink body 71, and the front of heat sink body 71 is fixedly mounted
There are heat dissipation scales 72, the two sides of heat sink body 71 are fixedly installed with fixed plate 73, and the top of heat sink body 71 is fixedly mounted
There is connecting plate 74, for heat by heat sink body 71, and by 72 special delivery of heat dissipation scales to connecting plate 74, the work of fan 9 will be internal
Hot-air is sucked out, and radiates to the element in fluorescent tube 6.
In the present embodiment, it is preferred that the quantity of cooling fin 7 is specially four, and spacing phase between adjacent cooling fin 7
Together.
In the present embodiment, it is preferred that be fixedly installed with connection sheet 8 between two adjacent cooling fins 7, guarantee connection structure
Stabilization.
In the present embodiment, it is preferred that the corresponding side for being mounted on fan 9 of filter screen 10, it is ensured that heat has high efficiency discharge.
In the present embodiment, it is preferred that the top of spring 35 is fixedly connected with outer fixed pad 36, it is ensured that 35 mounting structure of spring
Stablize.
The working principle and process for using of the utility model: the device in use, the fluorescent tube 6 in backlight module
When work heat production, for heat by heat sink body 71, and by 72 special delivery of heat dissipation scales to connecting plate 74, the work of fan 9 will be internal
Hot-air is sucked out, and radiates to the element in fluorescent tube 6, and can greatly improve the stability of equipment operation, when being conducive to long
Between be used continuously.
When plastic frame 1 is shaken or hits, the spring 35 at interior 34 top of fixed pad provides elastic force, plastic frame 1 by
Outer support ring 33 is squeezed to vibration, vibration is passed to outer fixed pad 36 by outer support ring 33, and outer fixed pad 36 squeezes spring 35, bullet
Spring 35 buffers and reduces the extruding force of plastic frame 1, and backlight unit is avoided to damage.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. the inner bottom wall of a kind of backlight module with diffusion sheet, including plastic frame (1), the plastic frame (1) is fixedly installed with
The left and right sides of diffusion sheet (2), the diffusion sheet (2) is fixedly installed with support frame (3), it is characterised in that: the diffusion sheet
(2) it is fixedly installed at the top of brightening piece (4), is fixedly installed with diffuser plate (5), the diffusion at the top of the brightening piece (4)
It is fixedly installed at the top of plate (5) fluorescent tube (6), is fixedly installed with cooling fin (7), the cooling fin at the top of the fluorescent tube (6)
(7) the left and right sides is fitted with fan (9), and the left and right sides of the plastic frame (1) is fixedly installed with filter screen
(10)。
2. a kind of backlight module with diffusion sheet according to claim 1, it is characterised in that: support frame as described above (3) packet
It includes connection gasket (31), is fixedly installed with inside support ring (32) at the top of the connection gasket (31), the side of the connection gasket (31)
It is fixedly installed with outer support ring (33), interior fixed pad (34) is fixedly installed at the top of the inside support ring (32), it is described interior solid
It is fixedly installed with the spring (35) in the portion of being embedded at the top of fixed pad (34), is fixedly installed at the top of the spring (35) outer solid
Fixed pad (36).
3. a kind of backlight module with diffusion sheet according to claim 1, it is characterised in that: cooling fin (7) packet
It includes heat sink body (71), the front of the heat sink body (71) is fixedly installed with heat dissipation scales (72), the cooling fin master
The two sides of body (71) are fixedly installed with fixed plate (73), are fixedly installed with connecting plate at the top of the heat sink body (71)
(74)。
4. a kind of backlight module with diffusion sheet according to claim 1, it is characterised in that: the cooling fin (7)
Quantity is specially four, and spacing is identical between adjacent cooling fin (7).
5. a kind of backlight module with diffusion sheet according to claim 4, it is characterised in that: described adjacent two dissipate
Connection sheet (8) are fixedly installed between backing (7).
6. a kind of backlight module with diffusion sheet according to claim 1, it is characterised in that: the filter screen (10) is right
The side of fan (9) should be mounted on.
7. a kind of backlight module with diffusion sheet according to claim 2, it is characterised in that: the top of the spring (35)
Portion is fixedly connected with outer fixed pad (36).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920359352.4U CN209373311U (en) | 2019-03-20 | 2019-03-20 | A kind of backlight module with diffusion sheet |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920359352.4U CN209373311U (en) | 2019-03-20 | 2019-03-20 | A kind of backlight module with diffusion sheet |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209373311U true CN209373311U (en) | 2019-09-10 |
Family
ID=67824029
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201920359352.4U Expired - Fee Related CN209373311U (en) | 2019-03-20 | 2019-03-20 | A kind of backlight module with diffusion sheet |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN209373311U (en) |
-
2019
- 2019-03-20 CN CN201920359352.4U patent/CN209373311U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190910 |
|
CF01 | Termination of patent right due to non-payment of annual fee |