CN209622582U - Low temperature radiation type LED backlight - Google Patents
Low temperature radiation type LED backlight Download PDFInfo
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- CN209622582U CN209622582U CN201920515690.2U CN201920515690U CN209622582U CN 209622582 U CN209622582 U CN 209622582U CN 201920515690 U CN201920515690 U CN 201920515690U CN 209622582 U CN209622582 U CN 209622582U
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- fixedly installed
- fixed
- low temperature
- type led
- backlight
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Abstract
The utility model belongs to LED backlight field, especially a kind of low temperature radiation type LED backlight, it needs to install more than ten for existing radiator fan, assembling process is time-consuming and laborious, the problem of more radiator fan also increases production cost, now propose following scheme, it includes backlight enclosure, the rear surface of the backlight enclosure is fixedly installed with fixed frame, being slidably installed in the fixed frame, there are two the Mobile bases of vertical symmetry setting, the side of two Mobile bases offers shifting chute, movable plate is slidably fitted in shifting chute, the side of movable plate extends to the outside of Mobile base and is fixedly installed with radiator fan, two radiator fans of the utility model at work can be horizontal and be moved up and down, heat dissipation range can be increased, make to radiate more uniform, greatly reduce the quantity of radiator fan, it is difficult to reduce assembly Degree, save the cost, while convenient for carrying out disassembly, cleaning or replacement to Air Filter, structure is simple, easy to use.
Description
Technical field
The utility model relates to LED backlight technical field more particularly to a kind of low temperature radiation type LED backlights.
Background technique
The development of backlight can trace back in World War II, use microminiature tengsten lamp as the backlight of aircraft instrument at that time
Source, this is the initial stage of backlight development, and by semicentennial development, nowadays backlight has become electronics and independently learns
Section, and gradually form research and development hot spot.
Through retrieving, application No. is 201720818361.6 patent documents to disclose a kind of LED backlight convenient for heat dissipation,
Including backlight enclosure, the left and right ends of the backlight enclosure are provided with backlight enclosure bracket, the backlight enclosure
Upper and lower ends be provided with shell cooling fin, the backlight enclosure bracket is internally provided with backlight, the backlight
Front surface be provided with LED light bar, the left and right ends of the LED light bar are provided with the fixed bracket of lamp bar, and the lamp bar is fixed
The junction of bracket and backlight is provided with lamp bar fixing screws, and the front surface of the backlight offers backlight heat release hole,
Rear in the backlight close to backlight heat release hole is provided with barrier support, the connection of the backlight and backlight enclosure
Place is provided with backlight fixing screws, and the rear surface of the backlight enclosure is provided with backlight radiator fan, the backlight
The rear surface of radiator fan is provided with radiator fan Air Filter, convenient for cooling down to backlight, and then convenient for reducing LED light bar
Temperature, convenient for having ensured LED light bar normal work, solve the problems, such as LED light using when heat dissipation inconvenience be easily damaged.
But the radiator fan in above-mentioned patent needs to install more than ten, assembling process is time-consuming and laborious, more radiation air
Fan also increases production cost, therefore we have proposed low temperature radiation type LED backlights, for solving the above problems.
Utility model content
Purpose of the utility model is to solve radiator fan exists in the prior art to need to install more than ten, assembled
The shortcomings that journey is time-consuming and laborious, and more radiator fan also increases production cost, and the low temperature radiation type LED backlight proposed.
To achieve the goals above, the utility model adopts the technical scheme that
The rear surface of low temperature radiation type LED backlight, including backlight enclosure, the backlight enclosure is fixedly installed with
Determine frame, is slidably installed in the fixed frame there are two the Mobile base of vertical symmetry setting, the side of two Mobile bases offers
Shifting chute is slidably fitted with movable plate in shifting chute, and the side of movable plate extends to the outside of Mobile base and is fixedly installed with scattered
Hot-air fan, the side that two movable plates are located remotely from each other are fixedly installed with one end of spring, the other end of two springs respectively with
The side inner wall that two shifting chutes are located remotely from each other mutually welds, and the bottom of a Mobile base in two Mobile bases is fixedly installed with electricity
Machine is fixedly installed with one end of mounting rod on the output shaft of motor, another in the other end of mounting rod and two Mobile bases
Mobile base rotation connection, the outside fixing sleeve of the mounting rod are equipped with gear, are fixedly mounted on the two sides inner wall of the fixed frame
There is the same rack gear, wheel and rack is meshed, and the side of the rack gear is fixedly installed with mounting plate, the top of the mounting plate
It is fixedly installed with multiple arcs block with bottom, two radiator fan sides close to each other are fixedly installed with fixed link, and two
A fixed link side close to each other is rotatably equipped with runner, and runner is matched with arc block.
Preferably, rotation slot is offered at the top of the Mobile base below gear, and rotation is rotatably equipped in rotation slot
Block, the top of rotating block are mutually welded with the bottom of mounting rod, and the inner wall of rotation slot offers annular groove, and the outside of rotating block is fixed
Ring block, the side walls connection of ring block and annular groove are installed, mounting rod drives rotating block to rotate in rotation slot, rotates
Block drives ring block to rotate in a ring groove, while mounting rod band moving gear rolls on rack gear, to drive two Mobile bases
It moves horizontally.
Preferably, it is fixedly mounted in the fixed frame there are two the gag lever post of vertical symmetry setting, two Mobile bases are distinguished
It is slidably connected with two gag lever posts, the horizontal sliding that two Mobile bases are stable can be made.
Preferably, it is fixedly installed with guide rod in the shifting chute, movable plate is slidably connected with guide rod, and spring pocket is set to
The outside of guide rod can make radiator fan is stable to slide up and down.
Preferably, the fixed frame is equipped with installing frame far from the side of backlight enclosure, is fixedly installed in installing frame
Air Filter can play dust-proof effect by Air Filter.
Preferably, the installing frame is opened up close to the side of fixed frame there are two fixing groove, in the top of two fixing grooves
Offer card slot on wall, fixed frame is fixedly mounted far from the side of backlight enclosure there are two fixed block, two fixed blocks
Top is fixedly installed with fixture block, and two fixture blocks are mutually clamped with two card slots respectively, can carry out Horizontal limiting to installing frame.
Preferably, side of the installing frame far from fixed frame is opened up there are two slide opening, two slide openings respectively with two
Fixing groove is connected, and is slidably fitted with baffle in two slide openings, the top of the two baffles bottom with two fixed blocks respectively
It is in contact, the side of two baffles all extends to the outside of installing frame, limit up and down can be carried out to fixed block, thus to installation
Frame carries out limit up and down.
In the utility model, the low temperature radiation type LED backlight passes through backlight enclosure, fixed frame, Mobile base, heat dissipation
Fan, motor, mounting rod, gear, rack gear, mounting plate, arc block, fixed link, runner, shifting chute, movable plate, spring, rotation
Block, rotation slot, annular groove and ring block match, in use, starting motor, motor by motor switch when needing to radiate
Mounting rod rotation is driven, mounting rod band moving gear rolls on rack gear, so that two Mobile bases is driven to move horizontally, two movements
Seat drives two radiator fans to move horizontally, and two radiator fans will drive two fixed links and move horizontally, and two runners are in arc
Roll on shape block to push two radiator fans to be located remotely from each other, when runner roll across the highest point of arc block also not with next arc
When shape block contacts, due to the effect of two springs, two radiator fans is resetted, heat dissipation range can be increased, make heat dissipation more
Uniformly；
It is matched by installing frame, Air Filter, fixing groove, card slot, fixed block, fixture block and baffle, when needing to Air Filter
When being dismantled, two baffles are detached out of two fixing grooves, installing frame can move up at this time, then pull peace to the right
It frames up, the achievable disassembly to installing frame, convenient for carrying out disassembly, cleaning or replacement to the Air Filter on installing frame；
Two radiator fans of the utility model at work can be horizontal and be moved up and down, and heat dissipation range can be increased,
Make to radiate more uniform, greatly reduce the quantity of radiator fan, reduces assembly difficulty, save the cost, while being convenient for anti-
Dirt net carries out disassembly, cleaning or replacement, and structure is simple, easy to use.
Detailed description of the invention
Fig. 1 be the utility model proposes low temperature radiation type LED backlight structural schematic diagram；
Fig. 2 be the utility model proposes low temperature radiation type LED backlight part A structural schematic diagram；
Fig. 3 be the utility model proposes low temperature radiation type LED backlight the side view that is connect with radiator fan of Mobile base
Structural schematic diagram；
Fig. 4 be the utility model proposes low temperature radiation type LED backlight the side view knot that is connect with installing frame of fixed frame
Structure schematic diagram；
Fig. 5 be the utility model proposes low temperature radiation type LED backlight part B structural schematic diagram.
In figure: 1 backlight enclosure, 2 fixed frames, 3 Mobile bases, 4 radiator fans, 5 motors, 6 mounting rods, 7 gears, 8 rack gears,
9 mounting plates, 10 arc blocks, 11 fixed links, 12 runners, 13 shifting chutes, 14 movable plates, 15 springs, 16 installing frames, 17 Air Filters,
18 fixing grooves, 19 card slots, 20 fixed blocks, 21 fixture blocks, 22 baffles.
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.
Referring to Fig.1-5, low temperature radiation type LED backlight, including backlight enclosure 1, the left and right ends of backlight enclosure 1 are equal
It is provided with backlight enclosure bracket, the upper and lower ends of backlight enclosure 1 are provided with shell cooling fin, backlight enclosure bracket
Be internally provided with backlight, the front surface of backlight is provided with LED light bar, this is the prior art, application No. is
201720818361.6 patent document be disclosed in detail, details are not described herein, and the rear surface of backlight enclosure 1 is fixedly mounted
There is fixed frame 2, is slidably installed in fixed frame 2 there are two the Mobile base 3 of vertical symmetry setting, the side of two Mobile bases 3 is opened
Equipped with shifting chute 13, movable plate 14 is slidably fitted in shifting chute 13, the side of movable plate 14 extends to the outside of Mobile base 3 simultaneously
It is fixedly installed with radiator fan 4, the side that two movable plates 14 are located remotely from each other is fixedly installed with one end of spring 15, two bullets
The side inner wall that the other end of spring 15 is located remotely from each other with two shifting chutes 13 respectively mutually welds, a shifting in two Mobile bases 3
The bottom of dynamic seat 3 is fixedly installed with motor 5, is fixedly installed with one end of mounting rod 6 on the output shaft of motor 5, mounting rod 6 it is another
One end is rotatablely connected with another Mobile base 3 in two Mobile bases 3, and the outside fixing sleeve of mounting rod 6 is equipped with gear 7, fixed
The same rack gear 8 is fixedly installed on the two sides inner wall of frame 2, gear 7 is meshed with rack gear 8, and the side of rack gear 8 is fixedly installed with
Mounting plate 9, the top and bottom of mounting plate 9 are fixedly installed with multiple arcs block 10, two radiator fans 4 it is close to each other one
Side is fixedly installed with fixed link 11, and two fixed links 11 side close to each other is rotatably equipped with runner 12, runner 12 with
Arc block 10 matches.
In the utility model, rotation slot is offered positioned at the top of the Mobile base 3 of 7 lower section of gear, rotation peace in rotation slot
Equipped with rotating block, the top of rotating block is mutually welded with the bottom of mounting rod 6, and the inner wall of rotation slot offers annular groove, rotating block
Outside be fixedly installed with ring block, the side walls of ring block and annular groove connect, and mounting rod 6 drives rotating block in rotation slot
Interior rotation, rotating block drives ring block to rotate in a ring groove, while mounting rod 6 rolls on rack gear 8 with moving gear 7, thus
Two Mobile bases 3 are driven to move horizontally.
The gag lever post of vertical symmetry setting, two Mobile bases 3 there are two being fixedly mounted in the utility model, in fixed frame 2
It is slidably connected respectively with two gag lever posts, the horizontal sliding that two Mobile bases 3 are stable can be made.
In the utility model, guide rod is fixedly installed in shifting chute 13, movable plate 14 is slidably connected with guide rod, spring
15 are sheathed on the outside of guide rod, can make radiator fan 4 is stable to slide up and down.
In the utility model, fixed frame 2 is equipped with installing frame 16 far from the side of backlight enclosure 1, consolidates in installing frame 16
Dingan County is equipped with Air Filter 17, and dust-proof effect can be played by Air Filter 17.
In the utility model, installing frame 16 is opened up close to the side of fixed frame 2 there are two fixing groove 18, two fixing grooves 18
Top inner wall on offer card slot 19, fixed frame 2 is fixedly mounted that there are two fixed blocks far from the side of backlight enclosure 1
20, the top of two fixed blocks 20 is fixedly installed with fixture block 21, and two fixture blocks 21 are clamped with two 19 phases of card slot respectively, can be with
Horizontal limiting is carried out to installing frame 16.
In the utility model, side of the installing frame 16 far from fixed frame 2 is opened up there are two slide opening, two slide openings respectively with
Two fixing grooves 18 are connected, and baffle 22 is slidably fitted in two slide openings, and the top of two baffles 22 is solid with two respectively
Determine the bottom connection touching of block 20, the side of two baffles 22 all extends to the outside of installing frame 16, can carry out to fixed block 20
Limit up and down, to limit up and down to installing frame 16.
In the utility model, in use, starting two radiator fans 4, while opening by motor switch when needing to radiate
Dynamic motor 5, motor 5 drive mounting rod 6 to rotate, and mounting rod 6 drives rotating block to rotate in rotation slot, and rotating block drives ring block
It rotates in a ring groove, while mounting rod 6 rolls on rack gear 8 with moving gear 7, so that two Mobile bases 3 is driven to move horizontally,
Two Mobile bases 3 drive two radiator fans 4 to move horizontally, meanwhile, when two radiator fans 4 are mobile, two radiator fans 4
It will drive two fixed links 11 to move horizontally, two fixed links 11 drive two runners 12 mobile, when two runners 12 and arc
Block 10 contacts, and two runners 12 are rolled in arc block 10 to push two radiator fans 4 to be located remotely from each other, at this time two heat dissipations
Fan 4 drives two movable plates 14 to squeeze two springs 15, when runner 12 roll across the highest point of arc block 10 also not with it is next
When arc block 10 contacts, due to the effect of two springs 15, reset two radiator fans 4, to realize the upper of radiator fan 4
Lower movement is constantly moved left and right and is moved up and down by radiator fan 4, can increase heat dissipation range, makes heat dissipation more
Uniformly, dust-proof effect can be played by Air Filter 17, when needing to dismantle Air Filter 17, by two baffles 22 from
It is detached in two fixing grooves 18, releases the limit to two fixed blocks 20, installing frame 16 can move up at this time, make two cards
Block 21 is detached from two card slots 19, then pulls installing frame 16, the achievable disassembly to installing frame 16, convenient for installing frame 16 to the right
On Air Filter 17 carry out disassembly, cleaning or replacement.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (7)
1. the rear surface of low temperature radiation type LED backlight, including backlight enclosure (1), the backlight enclosure (1) is fixedly mounted
There are fixed frame (2), which is characterized in that it is slidably installed in the fixed frame (2) there are two the Mobile base (3) of vertical symmetry setting,
The side of two Mobile bases (3) offers shifting chute (13), is slidably fitted with movable plate (14), movable plate in shifting chute (13)
(14) side extends to the outside of Mobile base (3) and is fixedly installed with radiator fan (4), and two movable plates (14) are located remotely from each other
Side be fixedly installed with one end of spring (15), the other end of two springs (15) is mutual with two shifting chutes (13) respectively
Separate side inner wall mutually welds, and the bottom of a Mobile base (3) in two Mobile bases (3) is fixedly installed with motor (5), electricity
One end of mounting rod (6) is fixedly installed on the output shaft of machine (5), in the other end of mounting rod (6) and two Mobile bases (3)
The outside fixing sleeve of the rotation connection of another Mobile base (3), the mounting rod (6) is equipped with gear (7), the fixed frame (2)
It is fixedly installed on the inner wall of two sides the same rack gear (8), gear (7) is meshed with rack gear (8), and the side of the rack gear (8) is solid
Dingan County is equipped with mounting plate (9), and the top and bottom of the mounting plate (9) is fixedly installed with multiple arcs block (10), and two dissipate
Hot-air fan (4) side close to each other is fixedly installed with fixed link (11), and two fixed link (11) sides close to each other are equal
It is rotatably equipped with runner (12), runner (12) is matched with arc block (10).
2. low temperature radiation type LED backlight according to claim 1, which is characterized in that the movement being located at below gear (7)
Rotation slot is offered at the top of seat (3), rotating block, the top of rotating block and the bottom of mounting rod (6) are rotatably equipped in rotation slot
Portion is mutually welded, and the inner wall of rotation slot offers annular groove, and ring block, ring block and annular groove are fixedly installed on the outside of rotating block
Side walls connection.
3. low temperature radiation type LED backlight according to claim 1, which is characterized in that fixed peace in the fixed frame (2)
There are two the gag lever post of vertical symmetry setting, two Mobile bases (3) to be slidably connected respectively with two gag lever posts for dress.
4. low temperature radiation type LED backlight according to claim 1, which is characterized in that fixed in the shifting chute (13)
Guide rod is installed, movable plate (14) is slidably connected with guide rod, and spring (15) is sheathed on the outside of guide rod.
5. low temperature radiation type LED backlight according to claim 1, which is characterized in that the fixed frame (2) is far from backlight
The side of source shell (1) is equipped with installing frame (16), is fixedly installed with Air Filter (17) in installing frame (16).
6. low temperature radiation type LED backlight according to claim 5, which is characterized in that the installing frame (16) is close to solid
The side for determining frame (2) is opened up there are two fixing groove (18), offers card slot (19) in the top inner wall of two fixing grooves (18),
There are two fixed block (20), the tops of two fixed blocks (20) for side fixed installation of the fixed frame (2) far from backlight enclosure (1)
It is fixedly installed with fixture block (21), two fixture blocks (21) mutually clamp with two card slots (19) respectively.
7. low temperature radiation type LED backlight according to claim 5, which is characterized in that the installing frame (16) is far from solid
The side for determining frame (2) is opened up there are two slide opening, and two slide openings are connected with two fixing grooves (18) respectively, in two slide openings
It is slidably fitted with baffle (22), the top of two baffles (22) is touched with the bottom connection of two fixed blocks (20) respectively, two gears
The side of plate (22) all extends to the outside of installing frame (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920515690.2U CN209622582U (en) | 2019-04-17 | 2019-04-17 | Low temperature radiation type LED backlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920515690.2U CN209622582U (en) | 2019-04-17 | 2019-04-17 | Low temperature radiation type LED backlight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209622582U true CN209622582U (en) | 2019-11-12 |
Family
ID=68458691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920515690.2U Active CN209622582U (en) | 2019-04-17 | 2019-04-17 | Low temperature radiation type LED backlight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209622582U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111887868A (en) * | 2020-08-14 | 2020-11-06 | 菏泽医学专科学校 | Psychological testing device |
| CN113135362A (en) * | 2020-01-17 | 2021-07-20 | 上海华赋冷链物流有限公司 | Cold air circulation transport case of cold chain commodity circulation |
| CN113634555A (en) * | 2021-08-09 | 2021-11-12 | 浙江望安科技有限公司 | Inside clearance mechanism of computer |
-
2019
- 2019-04-17 CN CN201920515690.2U patent/CN209622582U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113135362A (en) * | 2020-01-17 | 2021-07-20 | 上海华赋冷链物流有限公司 | Cold air circulation transport case of cold chain commodity circulation |
| CN111887868A (en) * | 2020-08-14 | 2020-11-06 | 菏泽医学专科学校 | Psychological testing device |
| CN113634555A (en) * | 2021-08-09 | 2021-11-12 | 浙江望安科技有限公司 | Inside clearance mechanism of computer |
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