CN208312134U - A kind of LED backlight - Google Patents
A kind of LED backlight Download PDFInfo
- Publication number
- CN208312134U CN208312134U CN201821042506.9U CN201821042506U CN208312134U CN 208312134 U CN208312134 U CN 208312134U CN 201821042506 U CN201821042506 U CN 201821042506U CN 208312134 U CN208312134 U CN 208312134U
- Authority
- CN
- China
- Prior art keywords
- led backlight
- fixed block
- heat sink
- groove
- support plate
- 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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Abstract
The utility model discloses a kind of LED backlights, including support plate, dustproof cover and LED backlight ontology, the left and right ends of the support plate are provided with the first fixed block, the upper surface of the support plate is fixedly connected with heat dissipation tank, activated carbon adsorption layer is provided on the outside of the riser, the upper surface of the activated carbon adsorption layer is provided with heat sink, and the inside of the left and right ends of heat sink is mounted on link block, the upper and lower side of the dustproof cover is provided with link block, the link block includes the first groove, connecting rod, second fixed block, spring and the second groove, upper and lower side is reserved with the second groove inside the upper end of link block, the LED backlight ontology is mounted on the upper surface of heat sink.The LED backlight can effectively be radiated, LED backlight is avoided to be damaged due to high temperature, and be avoided that Electrostatic Absorption dust, and the problem of be avoided that extraneous steam enters the inside of equipment, cause the damage of LED backlight.
Description
Technical field
The utility model relates to LED light source technical field, specially a kind of LED backlight.
Background technique
So-called LED is exactly that we often say to obtain light emitting diode, and more popular to say, he is exactly the current-carrying injected in PN junction
Son, minority carrier and majority carrier it is compound after, give off energy, performance in the form of light, to realize electroluminescent, this
Kind product and its application are less to have until now, and it is applied and is seen everywhere in our present actual lives, such as road
The back lighting etc. on assorted indicator light and cell phone keyboard on the billboard on side, household electrical appliance is all to use LED conduct
Light source, but there are many shortcomings, such as common LED backlight to have for current market sales of LED backlight
The heat dissipation of effect, causes LED backlight to damage due to high temperature, and is not avoided that Electrostatic Absorption dust, causes dust blocking heat dissipation
Hole be easy to cause equipment that fire occurs, and is not avoided that extraneous steam enters the inside of equipment, also be easy to cause LED
The damage of backlight, therefore, it is proposed that a kind of LED backlight, in order to solve the problems, such as to propose among the above.
Utility model content
The purpose of this utility model is to provide a kind of LED backlights, mentioned above in the background art common to solve
LED backlight cannot effectively radiate, and not be avoided that Electrostatic Absorption dust, and be not avoided that extraneous steam enters and set
Standby inside, the problem of also be easy to causeing the damage of LED backlight.
To achieve the above object, the utility model provides the following technical solutions: a kind of LED backlight, including support plate, anti-
Dirt lid and LED backlight ontology, the left and right ends of the support plate are provided with the first fixed block, and the first fixed block screw thread connects
It is connected to fixing bolt, the upper surface of the support plate is fixedly connected with heat dissipation tank, and the left and right ends of heat dissipation tank are provided with riser,
Activated carbon adsorption layer is provided on the outside of the riser, and activated carbon adsorption layer is equipped with exhaust fan far from the side of riser, institute
The upper surface for stating activated carbon adsorption layer is provided with heat sink, and the inside of the left and right ends of heat sink is mounted on link block, institute
The upper and lower side for stating dustproof cover is provided with link block, and the lower end of dustproof cover is connected by link block with the first fixed block, and
And the upper end of dustproof cover is connected by link block with heat sink, the link block is fixed including the first groove, connecting rod, second
The upper end inside upper and lower side of block, spring and the second groove, link block is reserved with the second groove, and the inside of the second groove is equipped with
Spring is provided with the second fixed block on the outside of spring, and the second fixed block is mounted on the outside of connecting rod, and connecting rod is mounted on first
The inside of groove, the LED backlight ontology are mounted on the upper surface of heat sink.
Preferably, the fixing bolt is symmetrically arranged with 2 about support plate central axes, and 2 fixing bolts are one group, and
Fixing bolt is provided with 2 groups on the outside of support plate, and fixing bolt is " soil " character form structure.
Preferably, the connection type of the heat dissipation tank and heat sink is to paste connection, and the height dimension of heat dissipation tank is greater than
The height dimension of heat sink, and the connection type of heat sink and LED backlight ontology is to paste connection.
Preferably, the second fixed block is provided on the outside of the connecting rod, and the vertical sectional shape of the second fixed block is ladder
Shape structure, and the second fixed block constitutes elastic construction on the second groove.
Preferably, the dustproof cover is L-shaped structure, and the upper and lower side of dustproof cover constitutes weldedization with connecting rod
Structure, and one end of connecting rod is convex structure.
Preferably, the lower end of the riser constitutes rotational structure on the supporting plate, and the height dimension of riser is less than activity
The height dimension of charcoal adsorption layer.
Compared with prior art, the utility model has the beneficial effects that the LED backlight, can effectively radiate, avoid
LED backlight is damaged due to high temperature, and is avoided that Electrostatic Absorption dust, and is avoided that extraneous steam enters equipment
Inside, the problem of causing the damage of LED backlight；
1. being provided with activated carbon adsorption layer, it is provided with activated carbon adsorption layer in the air inlet and air outlet of equipment, is passed through
Activated carbon adsorption layer is sufficiently dry by the steam in outside air, to avoid the damage of LED backlight ontology；
2. be provided with dustproof cover, avoid equipment due to Electrostatic Absorption dust by the setting of dustproof cover, and dustproof cover
Upper and lower ends are welded with connecting rod, are transferred to from the first groove by connecting rod, consequently facilitating the installation and removal of dustproof cover；
3. being provided with fixing bolt, LED backlight ontology is fixed on scheduled position by the setting of fixing bolt, also just
In the installation and removal of LED backlight ontology.
Detailed description of the invention
Fig. 1 is that the utility model faces the schematic diagram of the section structure；
Fig. 2 is the utility model overlooking structure diagram；
Fig. 3 is enlarged structure schematic diagram at A in this practical new Fig. 1；
Fig. 4 is the utility model connecting block structure schematic diagram.
In figure: 1, support plate；2, fixing bolt；3, heat dissipation tank；4, exhaust fan；5, link block；501, the first groove；502, even
Extension bar；503, the second fixed block；504, spring；505, the second groove；6, activated carbon adsorption layer；7, heat sink；8, dustproof cover；9,
LED backlight ontology；10, the first fixed block；11, riser.
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. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of LED backlight, including support plate 1, fixation
Bolt 2, heat dissipation tank 3, exhaust fan 4, link block 5, the first groove 501, connecting rod 502, the second fixed block 503, spring 504, second
Groove 505, activated carbon adsorption layer 6, heat sink 7, dustproof cover 8, LED backlight ontology 9, the first fixed block 10, riser 11, support
The left and right ends of plate 1 are provided with the first fixed block 10, and the first fixed block 10 is threaded with fixing bolt 2, support plate 1 it is upper
Surface is fixedly connected with heat dissipation tank 3, and the left and right ends of heat dissipation tank 3 are provided with riser 11, the company of heat dissipation tank 3 and heat sink 7
Mode is connect to paste connection, and the height dimension of heat dissipation tank 3 is greater than the height dimension of heat sink 7, and heat sink 7 and LED back
The connection type of light source body 9 is to paste connection, is conducive to equipment and sufficiently radiates, the outside of riser 11 is provided with activated carbon adsorption
Layer 6, and activated carbon adsorption layer 6 is equipped with exhaust fan 4 far from the side of riser 11, the lower end of riser 11 is constituted in support plate 1
Rotational structure, and the height dimension of riser 11 is less than the height dimension of activated carbon adsorption layer 6, is conducive to replace activated carbon adsorption layer
Material in 6, the upper surface of activated carbon adsorption layer 6 is provided with heat sink 7, and the inside of the left and right ends of heat sink 7 is respectively mounted
There is link block 5, the upper and lower side of dustproof cover 8 is provided with link block 5, and the lower end of dustproof cover 8 is fixed by link block 5 and first
Block 10 is connected, and the upper end of dustproof cover 8 is connected by link block 5 with heat sink 7, and dustproof cover 8 is L-shaped structure, and
The upper and lower side of dustproof cover 8 constitutes weldedization structure with connecting rod 502, and one end of connecting rod 502 is arc-shaped knot
Structure is mounted on heat sink 7 and the first fixed block 10 convenient for dustproof cover 8, link block 5 include the first groove 501, connecting rod 502,
The upper end inside upper and lower side of second fixed block 503, spring 504 and the second groove 505, link block 5 is reserved with the second groove
505, the inside of the second groove 505 is equipped with spring 504, and the outside of spring 504 is provided with the second fixed block 503, and second is fixed
Block 503 is mounted on the outside of connecting rod 502, and connecting rod 502 is mounted on the inside of the first groove 501, and LED backlight ontology 9 is pacified
Mounted in the upper surface of heat sink 7.
Fixing bolt 2 is symmetrically arranged with 2 about 1 central axes of support plate as shown in figure 1, and 2 fixing bolts 2 are one group, and
Fixing bolt 2 is provided with 2 groups in the outside of support plate 1, and fixing bolt 2 is " soil " character form structure, is conducive to LED backlight sheet
Body 9 is fixed on scheduled position, is also convenient for the installation and removal of LED backlight ontology 9；
As the outside of connecting rod 502 in Fig. 4 is provided with the second fixed block 503, and the vertical sectional shape of the second fixed block 503
For trapezium structure, and the second fixed block 503 constitutes elastic construction on the second groove 505, is conducive to mount and dismount dust-proof
Lid 8, convenient for the cleaning to dustproof cover 8.
Working principle: when using this kind of LED backlight, LED backlight ontology 9 is pasted on heat sink 7 first, is beaten
Exhaust fan 4 is opened, outside air is pumped into heat dissipation tank 3 by the exhaust fan 4 of 3 left end of heat dissipation tank, passes through heat dissipation tank 3 or so two
The dustproof cover 8 of side removes the dust in outside air, and the air for removing drifting dust enters in activated carbon adsorption layer 6, passes through work
Property charcoal adsorption layer 6 steam in outside air is removed, to avoid the steam in air from entering in heat dissipation tank 3, thus shadow
The normal work of LED backlight ontology 9 is rung, is then taken out the air inside heat dissipation tank 3 by the exhaust fan 4 of 3 right end of heat dissipation tank
Out, so that the heat that LED backlight ontology 9 generates be taken away, and the activated carbon adsorption layer 6 and dustproof cover on 3 right side of heat dissipation tank
8, extraneous dust and steam will be avoided to enter in heat dissipation tank 3 in exhaust, to influence the normal of LED backlight ontology 9
Work, due to long-term dedusting, many dusts of the outer surface accumulation of dustproof cover 8, and dust can block heat release hole, thus
It is unfavorable for equipment cooling, causes 9 heat damage of LED backlight ontology, people can stirs the upper end of dustproof cover 8 by hand, due to anti-
The upper end of dirt lid 8 and connecting rod 502 are weldedization structure, and link block 5 be separately mounted to heat sink 7 left and right ends and
On first fixed block 10, the connecting rod 502 of 8 upper end of dustproof cover is transferred between 2 the second fixed blocks 503, similarly by dustproof cover 8
The connecting rod 502 of lower end is transferred to from the first fixed block 10, consequently facilitating the cleaning to dustproof cover 8, and work as about 8 dustproof cover
During the connecting rod 502 at end is inserted respectively into the first fixed block 10 and heat sink 7, it can be squeezed by the second fixed block 503
Second groove 505, then by 505 reinstatement state of the second groove by the second fixed block 503 tightly clamp connecting rod 502,
Consequently facilitating the installation of dustproof cover 8, the first fixed block 10 is threaded on scheduled position by fixing bolt 2, is conducive to
The use of LED backlight ontology 9, the above sequence of operations for just completing this kind of LED backlight.
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 (6)
1. a kind of LED backlight, including support plate (1), dustproof cover (8) and LED backlight ontology (9), it is characterised in that: described
The left and right ends of support plate (1) are provided with the first fixed block (10), and the first fixed block (10) is threaded with fixing bolt
(2), the upper surface of the support plate (1) is fixedly connected with heat dissipation tank (3), and the left and right ends of heat dissipation tank (3) be provided with it is perpendicular
Plate (11) is provided with activated carbon adsorption layer (6) on the outside of the riser (11), and activated carbon adsorption layer (6) is far from riser (11)
Side be equipped with exhaust fan (4), the upper surface of the activated carbon adsorption layer (6) is provided with heat sink (7), and heat sink (7)
The inside of left and right ends be mounted on link block (5), the upper and lower side of the dustproof cover (8) is provided with link block (5), and anti-
The lower end of dirt lid (8) is connected by link block (5) with the first fixed block (10), and the upper end of dustproof cover (8) passes through connection
Block (5) is connected with heat sink (7), and the link block (5) includes the first groove (501), connecting rod (502), the second fixed block
(503), the upper end inside upper and lower side of spring (504) and the second groove (505), link block (5) is reserved with the second groove
(505), the inside of the second groove (505) is equipped with spring (504), and spring is provided with the second fixed block on the outside of (504)
(503), the second fixed block (503) is mounted on the outside of connecting rod (502), and connecting rod (502) is mounted on the first groove (501)
Inside, the LED backlight ontology (9) are mounted on the upper surface of heat sink (7).
2. a kind of LED backlight according to claim 1, it is characterised in that: the fixing bolt (2) is about support plate (1)
Central axes are symmetrically arranged with 2, and 2 fixing bolts (2) are one group, and fixing bolt (2) is provided on the outside of support plate (1)
2 groups, and fixing bolt (2) is " soil " character form structure.
3. a kind of LED backlight according to claim 1, it is characterised in that: the heat dissipation tank (3) and heat sink (7)
Connection type is to paste connection, and the height dimension of heat dissipation tank (3) is greater than the height dimension of heat sink (7), and heat sink (7)
Connection type with LED backlight ontology (9) is to paste connection.
4. a kind of LED backlight according to claim 1, it is characterised in that: be provided on the outside of the connecting rod (502)
Second fixed block (503), and the vertical sectional shape of the second fixed block (503) is trapezium structure, and the second fixed block (503) exists
Second groove constitutes elastic construction on (505).
5. a kind of LED backlight according to claim 1, it is characterised in that: the dustproof cover (8) is L-shaped structure, and
The upper and lower side of dustproof cover (8) constitutes weldedization structure with connecting rod (502), and one end of connecting rod (502) is circle
Arc structure.
6. a kind of LED backlight according to claim 1, it is characterised in that: the lower end of the riser (11) is in support plate
(1) rotational structure is constituted on, and the height dimension of riser (11) is less than the height dimension of activated carbon adsorption layer (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821042506.9U CN208312134U (en) | 2018-07-03 | 2018-07-03 | A kind of LED backlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821042506.9U CN208312134U (en) | 2018-07-03 | 2018-07-03 | A kind of LED backlight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208312134U true CN208312134U (en) | 2019-01-01 |
Family
ID=64717343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821042506.9U Expired - Fee Related CN208312134U (en) | 2018-07-03 | 2018-07-03 | A kind of LED backlight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208312134U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112576986A (en) * | 2020-12-25 | 2021-03-30 | 南通益纳森智能科技有限公司 | Intelligent energy-saving lighting device |
-
2018
- 2018-07-03 CN CN201821042506.9U patent/CN208312134U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112576986A (en) * | 2020-12-25 | 2021-03-30 | 南通益纳森智能科技有限公司 | Intelligent energy-saving lighting device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190101 Termination date: 20200703 |