CN208076885U - A kind of outdoor LED backlight module with anti-lightning strike function - Google Patents
A kind of outdoor LED backlight module with anti-lightning strike function Download PDFInfo
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- CN208076885U CN208076885U CN201820619355.2U CN201820619355U CN208076885U CN 208076885 U CN208076885 U CN 208076885U CN 201820619355 U CN201820619355 U CN 201820619355U CN 208076885 U CN208076885 U CN 208076885U
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- lightning protection
- diffusion barrier
- lower frame
- backlight module
- backboard
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Abstract
The utility model discloses a kind of outdoor LED backlight modules with anti-lightning strike function, including lower frame, the bottom surface of the lower frame is provided with backboard, the lower frame is fixedly connected with the backboard, the bottom surface of the backboard is provided with lightning protection bar, and the backboard is adhesively fixed with the lightning protection bar, and reflector plate is provided on the inside of the lower frame, the lower frame is fixedly connected with the reflector plate, and the upper surface of the reflector plate is provided with light tube reflection cover；Lightning protection bar and lightning protection piece are set on existing backlight module, Thunder Protection can be carried out using lightning protection bar and lightning protection piece, make it when thunderstorm weather uses, there is no by the hidden danger that cannot be used continuously that is damaged of being struck by lightning, and sealing patch is set on existing backlight module, the junction of frame can be sealed using sealing patch, make with dust air will not entry of backlight module internal, it is easy to use to achieve the effect that.
Description
Technical field
The utility model belongs to LED backlight module technical field, and in particular to a kind of outdoor LED with anti-lightning strike function
Backlight module.
Background technology
LED backlight module be panel of LCD one of key part and component, function be well-off brightness with
The light source being evenly distributed can normally show image.
Existing backlight module when in use, due to a lack of lightning arrester, cause its in thunderstorm weather in use, in the presence of by
Lightning stroke is damaged the hidden danger that cannot be used continuously, and existing backlight module is when in use, because of the junction of two frames
There are gap, cause the air with dust that can enter inside it, to which the normal use of backlight module can be influenced.
Utility model content
The purpose of this utility model is to provide a kind of outdoor LED backlight modules with anti-lightning strike function, in solution
State and propose existing backlight module in background technology when in use, due to a lack of lightning arrester, cause its in thunderstorm weather in use,
It is damaged the hidden danger that cannot be used continuously in the presence of by lightning stroke, and existing backlight module is when in use, because of two frames
Junction there are gap, cause the air with dust that can enter inside it, to which the normal use of backlight module can be influenced
The problem of.
To achieve the above object, the utility model provides the following technical solutions：A kind of outdoor LED with anti-lightning strike function
The bottom surface of backlight module, including lower frame, the lower frame is provided with backboard, and the lower frame is fixedly connected with the backboard,
The bottom surface of the backboard is provided with lightning protection bar, and the backboard is adhesively fixed with the lightning protection bar, the inside setting of the lower frame
There are reflector plate, the lower frame to be fixedly connected with the reflector plate, the upper surface of the reflector plate is provided with light tube reflection cover, institute
It states light tube reflection cover to be adhesively fixed with the light tube reflection cover, the upper surface of the light tube reflection cover is provided with light guide plate, described
Light tube reflection cover is fixedly connected with the light guide plate, and the inside of the light tube reflection cover is provided on the left of the light guide plate
Fluorescent tube, the light tube reflection cover are fixedly connected with the fluorescent tube, and the upper surface of the light guide plate is vertically arranged with lower diffusion successively
Film, vertical prism sheets, horizon prism piece and upper diffusion barrier, the lower diffusion barrier, the vertical prism sheets, the horizon prism piece
It is adhesively fixed with the lower frame with the upper diffusion barrier, upper side frame, the upper expansion is provided on the outside of the upper diffusion barrier
It dissipates film to be fixedly connected with the upper side frame, sealing patch, the upper side frame and the sealing is provided on the outside of the upper side frame
Patch is adhesively fixed, and the fluorescent tube is electrically connected with external power supply.
Preferably, the quantity of the lightning protection bar be ten, five lightning protection bars successively longitudinal arrangement in the backboard
Bottom surface, another five lightning protection bars are horizontally arranged in the bottom surface of the backboard successively, at the delivery position of ten lightning protection bars
It is provided with lightning protection piece, the lightning protection bar is adhesively fixed with the lightning protection piece.
Preferably, the quantity of the sealing patch is four, and four sealing patch are fixed at the top
The outside of frame.
Preferably, fixture block, the lower frame and the top are both provided on the outside of the lower frame and the upper side frame
Frame is adhesively fixed with the fixture block, and the outside of the lower frame and the upper side frame has offered card slot, the lower frame
It is detachably connected by the fixture block and card slot with the upper side frame.
Preferably, the lower diffusion barrier, the vertical prism sheets, the horizon prism piece and the upper diffusion barrier size
It is identical, and longitudinal arrangement exists successively for the lower diffusion barrier, the vertical prism sheets, the horizon prism piece and the upper diffusion barrier
The upper surface of the light guide plate, the lower diffusion barrier, the vertical prism sheets, the horizon prism piece and the upper diffusion barrier are equal
It is adhesively fixed with the lower frame.
Compared with prior art, the utility model has the beneficial effects that：On existing backlight module be arranged lightning protection bar and
Lightning protection piece can carry out Thunder Protection using lightning protection bar and lightning protection piece, make it in thunderstorm weather in use, there is no be struck by lightning
Be damaged the hidden danger that cannot be used continuously, and sealing patch is arranged on existing backlight module, can utilize sealing paste
The junction of frame is sealed by piece, make the air with dust will not entry of backlight module internal, to reach using just
Prompt effect.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the upper diffusion membrane structure diagram in the utility model；
Fig. 3 is the lower frame structural schematic diagram in the utility model；
In figure：1, fluorescent tube；2, reflector plate；3, lower frame；4, light tube reflection cover；5, upper diffusion barrier；6, light guide plate；7, lower expansion
Dissipate film；8, vertical prism sheets；9, horizon prism piece；51, sealing patch；52, upper side frame；31, lightning protection bar；32, lightning protection piece；33,
Backboard.
Specific implementation mode
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
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of outdoor LED back ofs the body with anti-lightning strike function
The bottom surface of optical mode group, including lower frame 3, lower frame 3 is provided with backboard 33, and lower frame 3 is fixedly connected with backboard 33, backboard 33
Bottom surface is provided with lightning protection bar 31, and backboard 33 is adhesively fixed with lightning protection bar 31, and the inside of lower frame 3 is provided with reflector plate 2, lower frame
3 are fixedly connected with reflector plate 2, and the upper surface of reflector plate 2 is provided with light tube reflection cover 4, light tube reflection cover 4 and light tube reflection cover 4
It is adhesively fixed, the upper surface of light tube reflection cover 4 is provided with light guide plate 6, and light tube reflection cover 4 is fixedly connected with light guide plate 6, and fluorescent tube is anti-
The inside for penetrating cover 4 is provided with fluorescent tube 1 close to the left side of light guide plate 6, and light tube reflection cover 4 is fixedly connected with fluorescent tube 1, light guide plate 6
Upper surface is vertically arranged with lower diffusion barrier 7, vertical prism sheets 8, horizon prism piece 9 and upper diffusion barrier 5 successively, and lower diffusion barrier 7 hangs down
Straight prismatic lens 8, horizon prism piece 9 and upper diffusion barrier 5 are adhesively fixed with lower frame 3, and the outside of upper diffusion barrier 5 is provided with top
Frame 52, upper diffusion barrier 5 are fixedly connected with upper side frame 52, and the outside of upper side frame 52 is provided with sealing patch 51, upper side frame 52 with it is close
Sealed paster 51 is adhesively fixed, and fluorescent tube 1 is electrically connected with external power supply.
Lightning protection piece 32 in the present embodiment, lightning protection piece 32 are made up of conductive metal, can absorb thunder and lightning rapidly, prevent mould
Group is contacted with thunder and lightning, achievees the purpose that protect module.
In the present embodiment, first passes through and fixture block is inserted into inside card slot, lower frame 3 and upper side frame 52 is made to link together,
To finish backlight module assembling, then backlight module is placed on working region, then connects external power supply, turn on the switch,
The operation of fluorescent tube 1 at this time generates radiance, and radiance are reflexed to through light tube reflection cover 4 on light guide plate 6 and reflector plate 2, and reflector plate 2 will leak outside
Light source reflex to light guide plate 6, while light guide plate 6 again refracts to radiance at lower diffusion barrier 7, by lower diffusion barrier 7 by radiance
It spreads apart, the radiance of diffusion are transmitted to again at vertical prism sheets 8 and horizon prism piece 9, pass through vertical prism sheets 8 and horizon prism
The convex block multiple reflections on 9 surface of piece, change light into line direction, allow the light of reflection to continue to use, be transmitted with the time
Supreme diffusion barrier 5 is transmitted to after the refraction diffusion of upper diffusion barrier 5 at display screen, is improved light source for display screen, is made display screen can
To carry out the work of normal display image, while the junction of lower frame 3 and upper side frame 52 is sealed by sealing patch 51, is made
Air with dust will not entry of backlight module internal, achieve the purpose that protect backlight unit element, work as thunderstorm weather
In use, lightning protection bar 31 and lightning protection piece 32 carry out backlight module the work of lightning protection, make it in thunderstorm weather in use, not
It can be because being struck by lightning, and be damaged and cannot be used continuously.
Further, the quantity of lightning protection bar 31 is ten, five lightning protection bars 31 successively longitudinal arrangement in the bottom surface of backboard 33,
Another five lightning protection bars 31 are horizontally arranged in the bottom surface of backboard 33 successively, and lightning protection piece is provided at the delivery position of ten lightning protection bars 31
32, lightning protection bar 31 is adhesively fixed with lightning protection piece 32.
In the present embodiment, the quantity of lightning protection bar 31 is ten, five lightning protection bars 31 successively longitudinal arrangement at the bottom of backboard 33
Face, another five lightning protection bars 31 are horizontally arranged in the bottom surface of backboard 33, are provided at the delivery position of ten lightning protection bars 31 anti-successively
Thunder piece 32, lightning protection bar 31 are adhesively fixed with lightning protection piece 32, can be prevented backlight module by lightning protection bar 31 and lightning protection piece 32
Thunder is protected, and makes it in thunderstorm weather in use, will not be because being struck by lightning, and is damaged and be cannot be used continuously.
Further, the quantity of sealing patch 51 is four, and four sealing patch 51 are fixed at upper side frame 52
Outside.
In the present embodiment, the quantity of sealing patch 51 is four, and four sealing patch 51 are fixed at upper side frame 52
Outside, the junction of lower frame 3 and upper side frame 52 is sealed by sealing patch 51, makes the air with dust will not
Entry of backlight module internal achievees the purpose that protect backlight unit element.
Further, the outside of lower frame 3 and upper side frame 52 is both provided with fixture block, lower frame 3 and upper side frame 52 with card
Block is adhesively fixed, the outside of lower frame 3 and upper side frame 52 offered card slot, lower frame 3 and upper side frame 52 by fixture block and
Card slot is detachably connected.
In the present embodiment, the outside of lower frame 3 and upper side frame 52 is both provided with fixture block, lower frame 3 and upper side frame 52 with
Fixture block is adhesively fixed, and the outside of lower frame 3 and upper side frame 52 has offered card slot, and lower frame 3 and upper side frame 52 pass through fixture block
It is detachably connected with card slot, by the way that fixture block to be inserted into inside card slot, so that lower frame 3 and upper side frame 52 is linked together, thus will
Backlight module assembling finishes, and is that display screen improves light source using backlight module, display screen is allow to carry out normally showing image
Work.
Further, lower diffusion barrier 7, vertical prism sheets 8, horizon prism piece 9 are identical with the size of upper diffusion barrier 5, and under
Diffusion barrier 7, vertical prism sheets 8, horizon prism piece 9 and upper diffusion barrier 5 successively longitudinal arrangement in the upper surface of light guide plate 6, lower expansion
Film 7, vertical prism sheets 8, horizon prism piece 9 and upper diffusion barrier 5 is dissipated to be adhesively fixed with lower frame 3.
In the present embodiment, lower diffusion barrier 7, vertical prism sheets 8, horizon prism piece 9 are identical with the size of upper diffusion barrier 5, and
Lower diffusion barrier 7, vertical prism sheets 8, horizon prism piece 9 and upper diffusion barrier 5 successively longitudinal arrangement in the upper surface of light guide plate 6, under
Diffusion barrier 7, vertical prism sheets 8, horizon prism piece 9 and upper diffusion barrier 5 are adhesively fixed with lower frame 3, by lower diffusion barrier 7,
Vertical prism sheets 8, horizon prism piece 9 and upper diffusion barrier 5 handle the radiance that fluorescent tube 1 generates successively, make display screen can be with
A uniform area source is received, to allow display screen normally show the work of image.
The operation principle and process for using of the utility model：After the utility model installs, when using backlight module,
It first passes through and fixture block is inserted into inside card slot, lower frame 3 and upper side frame 52 is made to link together, to install backlight module group
Finish, then backlight module is placed on working region, then connect external power supply, turn on the switch, the operation of fluorescent tube 1 at this time generates light
Awns, radiance are reflexed to through light tube reflection cover 4 on light guide plate 6 and reflector plate 2, and the light source of leakage is reflexed to light guide plate by reflector plate 2
6, while light guide plate 6 again refracts to radiance at lower diffusion barrier 7, is spread apart radiance by lower diffusion barrier 7, the radiance of diffusion are again
It is transmitted at vertical prism sheets 8 and horizon prism piece 9, the convex block by 9 surface of vertical prism sheets 8 and horizon prism piece is repeatedly anti-
Penetrate, change light into line direction, allow the light of reflection to continue to use, upper diffusion barrier 5 be transferred to the time, through upper diffusion
It after the refraction diffusion of film 5, is transmitted at display screen, light source is improved for display screen, display screen is allow to carry out normally showing image
Work, while the junction of lower frame 3 and upper side frame 52 is sealed by sealing patch 51, makes the air with dust will not be into
Enter backlight unit, achievees the purpose that protect backlight unit element, when thunderstorm weather in use, lightning protection bar 31 and lightning protection
Piece 32 carries out backlight module the work of lightning protection, makes it in thunderstorm weather in use, will not be because being struck by lightning, and damages
It is bad to cannot be used continuously, it after backlight module use, turns off the switch, disconnects external power supply.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of outdoor LED backlight module with anti-lightning strike function, it is characterised in that：Including lower frame (3), the lower frame
(3) bottom surface is provided with backboard (33), and the lower frame (3) is fixedly connected with the backboard (33), the bottom of the backboard (33)
Face is provided with lightning protection bar (31), and the backboard (33) is adhesively fixed with the lightning protection bar (31), is set on the inside of the lower frame (3)
It is equipped with reflector plate (2), the lower frame (3) is fixedly connected with the reflector plate (2), the upper surface setting of the reflector plate (2)
There are light tube reflection cover (4), the light tube reflection cover (4) to be adhesively fixed with the light tube reflection cover (4), the light tube reflection cover
(4) upper surface is provided with light guide plate (6), and the light tube reflection cover (4) is fixedly connected with the light guide plate (6), the fluorescent tube
The inside of reflector (4) is provided with fluorescent tube (1), the light tube reflection cover (4) and the lamp on the left of the light guide plate (6)
Pipe (1) is fixedly connected, and the upper surface of the light guide plate (6) is vertically arranged with lower diffusion barrier (7), vertical prism sheets (8), water successively
Flat prismatic lens (9) and upper diffusion barrier (5), the lower diffusion barrier (7), the vertical prism sheets (8), the horizon prism piece (9)
It is adhesively fixed with the lower frame (3) with the upper diffusion barrier (5), upper side frame is provided on the outside of the upper diffusion barrier (5)
(52), the upper diffusion barrier (5) is fixedly connected with the upper side frame (52), and sealing paste is provided on the outside of the upper side frame (52)
Piece (51), the upper side frame (52) are adhesively fixed with the sealing patch (51), and the fluorescent tube (1) electrically connects with external power supply
It connects.
2. a kind of outdoor LED backlight module with anti-lightning strike function according to claim 1, it is characterised in that：It is described
The quantity of lightning protection bar (31) is ten, and longitudinal arrangement is in the bottom surface of the backboard (33) successively for five lightning protection bars (31), separately
Five lightning protection bars (31) are horizontally arranged in the bottom surface of the backboard (33), the handing-over position of ten lightning protection bars (31) successively
The place of setting is provided with lightning protection piece (32), and the lightning protection bar (31) is adhesively fixed with the lightning protection piece (32).
3. a kind of outdoor LED backlight module with anti-lightning strike function according to claim 1, it is characterised in that：It is described
The quantity of sealing patch (51) is four, and four sealing patch (51) are fixed at the outer of the upper side frame (52)
Side.
4. a kind of outdoor LED backlight module with anti-lightning strike function according to claim 1, it is characterised in that：It is described
Be both provided with fixture block on the outside of lower frame (3) and the upper side frame (52), the lower frame (3) and the upper side frame (52) with
The fixture block is adhesively fixed, and the outside of the lower frame (3) and the upper side frame (52) has offered card slot, the lower frame
(3) it is detachably connected by the fixture block and card slot with the upper side frame (52).
5. a kind of outdoor LED backlight module with anti-lightning strike function according to claim 1, it is characterised in that：It is described
Lower diffusion barrier (7), the vertical prism sheets (8), the horizon prism piece (9) are identical with the upper size of diffusion barrier (5), and
The lower diffusion barrier (7), the vertical prism sheets (8), the horizon prism piece (9) and the upper diffusion barrier (5) are longitudinal successively
It is arranged in the upper surface of the light guide plate (6), the lower diffusion barrier (7), the vertical prism sheets (8), the horizon prism piece
(9) it is adhesively fixed with the lower frame (3) with the upper diffusion barrier (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820619355.2U CN208076885U (en) | 2018-04-27 | 2018-04-27 | A kind of outdoor LED backlight module with anti-lightning strike function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820619355.2U CN208076885U (en) | 2018-04-27 | 2018-04-27 | A kind of outdoor LED backlight module with anti-lightning strike function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208076885U true CN208076885U (en) | 2018-11-09 |
Family
ID=64044945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820619355.2U Active CN208076885U (en) | 2018-04-27 | 2018-04-27 | A kind of outdoor LED backlight module with anti-lightning strike function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208076885U (en) |
-
2018
- 2018-04-27 CN CN201820619355.2U patent/CN208076885U/en active Active
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