CN216291990U - Side income formula backlight heat abstractor - Google Patents
Side income formula backlight heat abstractor Download PDFInfo
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- CN216291990U CN216291990U CN202122782346.XU CN202122782346U CN216291990U CN 216291990 U CN216291990 U CN 216291990U CN 202122782346 U CN202122782346 U CN 202122782346U CN 216291990 U CN216291990 U CN 216291990U
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Abstract
The utility model belongs to the technical field of backlight sources, and particularly relates to a side-in type backlight source heat dissipation device, wherein a fixing plate is fixedly connected to the side end of a heat dissipation frame; the top of the fixed plate is fixedly connected with a motor; the output end of the motor is fixedly connected with a fan blade; the other end of the wind collecting barrel is fixedly connected with a plurality of wind guide pipes, and one end of each wind guide pipe is far away from the fan blade; through opening switch module, make the motor rotate, the motor drives the flabellum when rotating and rotates, the flabellum produces the inside that wind-force circulated to the air collecting duct when rotating, then circulate to guide duct department through the air collecting duct, make the surface that blows the cooling tube that wind-force can be accurate cool down, improve the radiating efficiency of cooling tube, and then improved the radiating efficiency of backlight body, avoid appearing the higher problem that leads to the inside electronic component of backlight body surface temperature and appear damaging.
Description
Technical Field
The utility model relates to the technical field of backlight sources, in particular to a side-in type backlight source heat dissipation device.
Background
A backlight is a light source that is located behind a video display.
The light source used in a video display determines the photoelectric parameters of the backlight, such as power consumption, brightness, color, etc., and also determines the characteristics of the backlight, such as its operating conditions and its lifetime.
In the prior art, when a video display plays for a long time, a backlight source works for a long time, a large amount of heat can be generated and cannot be discharged, so that the surface temperature of the backlight source is high, parts inside the backlight source are continuously in a high-temperature state, and the service life of the parts inside the backlight source is further influenced; therefore, a side-in type backlight heat dissipation device is proposed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a side-in type backlight source heat dissipation device, which aims to make up the defects of the prior art and solve the problems that when a video display is played for a long time, a backlight source works for a long time, a large amount of heat can not be discharged, the surface temperature of the backlight source is high, parts in the backlight source are continuously in a high-temperature state, and the service life of the parts in the backlight source is further influenced.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to a side-in type backlight source heat dissipation device, which comprises a video display, a backlight source body and a heat dissipation frame, wherein the heat dissipation frame is arranged on the video display; the backlight source body is arranged at the side end of the video display; the heat dissipation frame is fixedly connected to the side end of the video display; a switch assembly is arranged inside the heat dissipation frame;
the side end of the backlight source body is fixedly connected with a plurality of radiating pipes; an air collecting cylinder is fixedly connected to the inner side wall of the heat dissipation frame; an air inlet pipe is fixedly connected to the side end of the air collecting cylinder and penetrates through the inner wall of the heat dissipation frame; a fixing plate is fixedly connected to the side end of the heat dissipation frame; the top of the fixed plate is fixedly connected with a motor; the output end of the motor is fixedly connected with a fan blade; the other end of the wind collecting barrel is fixedly connected with a plurality of wind guide pipes, and one end of each wind guide pipe is far away from the fan blade; through opening switch module, make the motor rotate, the motor drives the flabellum when rotating and rotates, the flabellum produces the inside that wind-force circulated to the air collecting duct when rotating, then circulate to guide duct department through the air collecting duct, make the surface that blows the cooling tube that wind-force can be accurate cool down, improve the radiating efficiency of cooling tube, and then improved the radiating efficiency of backlight body, avoid appearing the higher problem that leads to the inside electronic component of backlight body surface temperature and appear damaging.
Preferably, the switch assembly comprises a heat conducting rod, a cylinder and a push plate; the inner side wall of the heat dissipation frame is fixedly connected with an air cylinder; the bottom of the radiating pipe is fixedly connected with a heat conducting rod, and the other end of the heat conducting rod is fixedly connected to the side end of the cylinder; the inner side wall of the cylinder is connected with a push plate in a sliding manner; a push rod is fixedly connected to the side end of the push plate; a top plate is fixedly connected to the side end of the push rod; a first conducting strip is fixedly connected to the side end of the top plate; the inner side wall of the heat dissipation frame is fixedly connected with a second conducting plate which is positioned on the same horizontal plane with the first conducting plate; when cooling tube surface temperature reduced, the heat of heat conduction pole transmission reduces for the push pedal recovers, makes first conducting strip and second conducting strip part, cuts off the power supply, makes the motor stall, and then has realized the pertinence and cooled down the heat dissipation to the backlight body.
Preferably, the top of the heat dissipation frame is fixedly connected with a water tank; the bottom of the water tank is fixedly connected with a cooling pipe, the end part of the cooling pipe is wound on the end part of the radiating pipe, and the other end of the cooling pipe is fixedly connected with a water collecting cylinder; the end part of the air guide pipe is fixedly connected with a wheel cover; the inner side wall of the wheel cover is rotatably connected with a wind wheel; the inner side wall of the heat dissipation frame is fixedly connected with a supporting plate; a guide plate is fixedly connected to the side end of the supporting plate, and the end part of the guide plate is rotatably connected with a gear; the end part of the wind wheel is sleeved with a belt, and the other end of the belt is sleeved at the end part of the gear; a sliding hole is formed in the supporting plate, a rack is connected to the inner side wall of the sliding hole in a sliding mode, and the gear and the rack are meshed with each other; a blocking plate is fixedly connected to the side end of the rack; the blocking plate is connected to the inside of the cooling pipe in a sliding mode; a limit sealing plate is fixedly connected to the side end of the blocking plate; when spacing closing plate joint, the wind wheel stall for the inside water of water tank circulates through the cooling tube, because the cooling tube winding is on the surface of cooling tube, when the inside circulation of water of cooling tube, water absorbs the heat, cool down the cooling tube, improve the radiating efficiency of cooling tube, when the inside water of cooling tube carries out the heat absorption circulation, circulate the inside of water-collecting drum at last and collect the processing, and then improved the radiating efficiency of cooling tube.
Preferably, a positioning plate is fixedly connected to the side end of the rack, and the side end of the rack is far away from one end of the limiting sealing plate; the end part of the water collecting cylinder is S-shaped; through the installation locating plate, carry on spacingly to the rack, the problem of joint appears in the direct roll-off backup pad of surperficial rack.
Preferably, the heat dissipation frame is internally provided with heat dissipation holes; the inner side wall of the heat dissipation hole is fixedly connected with a second dustproof net; the radiating holes are formed in the side wall of the radiating frame, so that outside air can flow into the radiating frame, and inside hot air of the radiating frame can flow to the outside through the radiating holes, the cooling effect of the backlight body is improved, the second dustproof net is installed for preventing dust, the problem that outside dust flows into the radiating frame and corrodes electronic elements inside the backlight body is solved.
Preferably, the inner side wall of the air inlet pipe is fixedly connected with a first dustproof net and is positioned at the side end of the fan blade; the end part of the push plate is cylindrical; through the first dust screen of installation, can effectually prevent dust, avoid outside dust and impurity to waft into the inside of heat dissipation frame, influence the cooling efficiency of cooling tube.
The utility model has the advantages that:
1. according to the utility model, when the surface temperature of the radiating tube is higher, the switch assembly is opened to enable the motor to rotate, the motor drives the fan blades to rotate when rotating, wind power generated when the fan blades rotate flows into the wind collecting cylinder and then flows to the air guide tube through the wind collecting cylinder, so that the wind power can be accurately blown to the surface of the radiating tube to cool down, the radiating efficiency of the radiating tube is improved, the radiating efficiency of the backlight source is further improved, and the problem that electronic elements in the backlight source are damaged due to the fact that the surface temperature of the backlight source is higher is avoided.
2. According to the backlight source body, the heat dissipation holes are formed in the side wall of the heat dissipation frame, so that outside air can flow into the heat dissipation frame, and hot air in the heat dissipation frame can flow out through the heat dissipation holes, so that the cooling effect of the backlight source body is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a sectional view of the first embodiment;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is an enlarged view of FIG. 1 at B;
FIG. 4 is an enlarged view of FIG. 1 at C;
fig. 5 is a schematic structural view of a wind collecting duct according to the first embodiment;
fig. 6 is a schematic structural view of the elastic piece according to the second embodiment.
In the figure: 1. a video display; 2. a backlight source body; 21. a heat dissipation frame; 31. a radiating pipe; 32. a motor; 33. a fan blade; 34. an air inlet pipe; 35. an air collecting cylinder; 36. an air guide pipe; 37. a first dust screen; 4. a switch assembly; 41. a heat conducting rod; 42. a cylinder; 43. pushing the plate; 44. a push rod; 45. a top plate; 46. a first conductive sheet; 47. a second conductive sheet; 51. a wheel cover; 52. a wind wheel; 53. a belt; 54. a support plate; 55. a gear; 56. a rack; 57. a blocking plate; 58. a limit sealing plate; 59. a water tank; 591. a cooling tube; 592. a water collection cylinder; 6. positioning a plate; 71. heat dissipation holes; 72. a second dust screen; 8. an elastic sheet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1-5, a side-in type backlight heat dissipation device includes a video display 1, a backlight body 2, and a heat dissipation frame 21; the backlight source body 2 is arranged at the side end of the video display 1; the heat dissipation frame 21 is fixedly connected to the side end of the video display 1; a switch component 4 is arranged inside the heat dissipation frame 21;
a plurality of radiating pipes 31 are fixedly connected to the side end of the backlight body 2; an air collecting barrel 35 is fixedly connected to the inner side wall of the heat dissipation frame 21; an air inlet pipe 34 is fixedly connected to the side end of the air collection duct 35, and the air inlet pipe 34 penetrates through the inner wall of the heat dissipation frame 21; a fixing plate is fixedly connected to the side end of the heat dissipation frame 21; the top of the fixed plate is fixedly connected with a motor 32; the output end of the motor 32 is fixedly connected with a fan blade 33; the other end of the wind collecting barrel 35 is fixedly connected with a plurality of wind guide pipes 36, and one end of each wind guide pipe is far away from the fan blades 33; when the backlight source device works, when the video display 1 plays for a long time, the backlight source body 2 works for a long time, a large amount of heat can not be discharged, the temperature on the surface of the backlight source body 2 is high, parts inside the backlight source body 2 are continuously in a high-temperature state, and the service life of the parts inside the backlight source body 2 is further influenced, the radiating pipe 31 is installed at the side end of the backlight source body 2, when the temperature on the surface of the backlight source body 2 is high, the radiating efficiency of the backlight source body 2 is improved by radiating through the radiating pipe 31, when the temperature on the surface of the radiating pipe 31 is high, the switch assembly 4 is opened, the motor 32 rotates, the motor 32 drives the fan blade 33 to rotate when rotating, wind power generated when the fan blade 33 rotates flows into the air collecting cylinder 35, then flows into the air guide pipe 36 through the air collecting cylinder 35, and the wind power can accurately blow the surface of the radiating pipe 31 to cool down, the heat dissipation efficiency of the heat dissipation pipe 31 is improved, the heat dissipation efficiency of the backlight body 2 is further improved, and the problem that electronic elements inside the backlight body 2 are damaged due to the fact that the surface temperature of the backlight body 2 is high is avoided.
The switch assembly 4 comprises a heat conducting rod 41, a cylinder 42 and a push plate 43; the inner side wall of the heat radiation frame 21 is fixedly connected with an air cylinder 42; the bottom of the heat dissipation pipe 31 is fixedly connected with a heat conduction rod 41, and the other end of the heat conduction rod 41 is fixedly connected with the side end of the cylinder 42; the inner side wall of the air cylinder 42 is connected with a push plate 43 in a sliding manner; a push rod 44 is fixedly connected to the side end of the push plate 43; a top plate 45 is fixedly connected to the side end of the push rod 44; a first conducting strip 46 is fixedly connected to the side end of the top plate 45; the inner side wall of the heat dissipation frame 21 is fixedly connected with a second conducting strip 47 which is positioned on the same horizontal plane with the first conducting strip 46; when the radiating pipe 31 is in operation, when the surface temperature of the radiating pipe 31 is high, the heat conducting rod 41 is heated to transfer high temperature to the inside of the rodless cavity of the air cylinder 42, because the ether is filled in the air cylinder 42, when the temperature in the air cylinder 42 is high, the ether in the rodless cavity of the air cylinder 42 is gasified, the pushing plate 43 is pushed to slide towards the side end, the pushing rod 44 is pushed to slide towards the side end, the pushing plate 45 drives the first conducting plate 46 to slide, so that the first conducting plate 46 is contacted with the second conducting plate 47 to be electrified, when the first conducting plate 46 is contacted with the second conducting plate 47 to be electrified, the motor 32 is started to rotate to generate wind power to radiate heat, when the surface temperature of the radiating pipe 31 is reduced, the heat transferred by the heat conducting rod 41 is reduced, so that the pushing plate 43 is restored to separate the first conducting plate 46 from the second conducting plate 47, the power is cut off, so that the motor 32 stops rotating, and the backlight source body 2 is cooled and cooled in a targeted manner.
The top of the heat dissipation frame 21 is fixedly connected with a water tank 59; a cooling pipe 591 is fixedly connected to the bottom of the water tank 59, the end of the cooling pipe 591 is wound around the end of the heat radiating pipe 31, and a water collecting barrel 592 is fixedly connected to the other end of the cooling pipe 591; a wheel cover 51 is fixedly connected to the end part of the air guide pipe 36; the inner side wall of the wheel cover 51 is rotatably connected with a wind wheel 52; a support plate 54 is fixedly connected to the inner side wall of the heat dissipation frame 21; a guide plate is fixedly connected to the side end of the supporting plate 54, and the end of the guide plate is rotatably connected with a gear 55; the end part of the wind wheel 52 is sleeved with a belt 53, and the other end of the belt 53 is sleeved at the end part of the gear 55; a sliding hole is formed in the supporting plate 54, a rack 56 is connected to the inner side wall of the sliding hole in a sliding manner, and the gear 55 and the rack 56 are meshed with each other; a blocking plate 57 is fixedly connected to the side end of the rack 56; the blocking plate 57 is slidably connected to the inside of the cooling pipe 591; a limit sealing plate 58 is fixedly connected to the side end of the blocking plate 57; when the wind guide pipe 36 is in operation, when wind flows through, the wind wheel 52 is driven to rotate, and when the wind wheel 52 rotates, the belt 53 drives the gear 55 to rotate, the gear 55 is meshed with the rack 56 when rotating, so that the rack 56 slides to the side end, the blocking plate 57 is pulled to slide to the side end, when the blocking plate 57 slides to the side end, the limit sealing plate 58 is clamped on the inner side wall of the cooling pipe 591 for sealing and limiting, when the limit sealing plate 58 is clamped, the wind wheel 52 stops rotating, so that the water in the water tank 59 circulates through the cooling pipe 591, since the cooling pipe 591 is wound around the surface of the radiating pipe 31, when the water inside the cooling pipe 591 circulates, the water absorbs heat, the heat radiating pipe 31 is cooled to improve the heat radiating efficiency of the heat radiating pipe 31, and when the water inside the cooling pipe 591 is heat absorbed and circulated, and finally, the air flows to the inside of the water collecting cylinder 592 to be collected, so that the heat dissipation efficiency of the heat dissipation pipe 31 is improved.
The side end of the rack 56 is fixedly connected with a positioning plate 6, and the end far away from the limit sealing plate 58; the end of the water collection cylinder 592 is S-shaped; during operation, through installation locating plate 6, spacing to rack 56, the direct roll-off of surperficial rack 56 backup pad 54 appears the problem of joint.
A heat dissipation hole 71 is formed inside the heat dissipation frame 21; a second dust screen 72 is fixedly connected to the inner side wall of the heat dissipation hole 71; during operation, through having seted up louvre 71 at the lateral wall of heat dissipation frame 21 for outside air can circulate the inside of heat dissipation frame 21, and the inside steam of heat dissipation frame 21 can circulate the outside through louvre 71, improves the cooling effect of backlight body 2, prevents dust through installation second dust screen 72, avoids outside dust to circulate the inside of heat dissipation frame 21, causes the problem of erosion to the electronic component of backlight body 2 inside.
A first dust screen 37 is fixedly connected to the inner side wall of the air inlet pipe 34 and is positioned at the side end of the fan blade 33; the end part of the push plate 43 is cylindrical; the during operation, through the first dust screen 37 of installation, can effectually prevent dust, avoid outside dust and impurity to waft into the inside of heat dissipation frame 21, influence the cooling efficiency of cooling tube 31.
Example two
Referring to fig. 6, in a first comparative example, as another embodiment of the present invention, an end of the blocking plate 57 is fixedly connected to an elastic sheet 8, and another end of the elastic sheet 8 is fixedly connected to an inner side wall of the water collecting cylinder 592; when in work; through the installation of the spring plate 8, when the surface temperature of the radiating pipe 31 is reduced, the spring plate 8 generates elastic force to pull the blocking plate 57 to reset, so as to block the inside of the cooling pipe 591 again, thereby avoiding the waste of water resources.
The working principle is that when the video display 1 is played for a long time, the backlight body 2 works for a long time, a large amount of heat can not be discharged, the temperature on the surface of the backlight body 2 is high, parts inside the backlight body 2 are continuously in a high-temperature state, and the service life of the parts inside the backlight body 2 is further influenced, by installing the radiating pipe 31 at the side end of the backlight body 2, when the temperature on the surface of the backlight body 2 is high, the radiating efficiency of the backlight body 2 is improved by radiating through the radiating pipe 31, when the temperature on the surface of the radiating pipe 31 is high, the switch assembly 4 is opened, the motor 32 rotates, the motor 32 drives the fan blade 33 to rotate when rotating, when the fan blade 33 rotates, wind power generated by the rotation of the fan blade flows into the inside of the wind collecting cylinder 35, and then flows to the wind guide pipe 36 through the wind collecting cylinder 35, so that the wind power can accurately blow the surface of the radiating pipe 31 to cool down, the heat dissipation efficiency of the heat dissipation pipe 31 is improved, the heat dissipation efficiency of the backlight body 2 is further improved, and the problem that electronic elements inside the backlight body 2 are damaged due to the fact that the surface temperature of the backlight body 2 is high is solved; when the surface temperature of the heat pipe 31 is high, the heat conducting rod 41 receives heat to transfer high temperature to the inside of the rodless cavity of the air cylinder 42, because the ether is filled in the air cylinder 42, when the temperature in the air cylinder 42 is high, the ether in the rodless cavity of the air cylinder 42 is gasified, the pushing plate 43 is pushed to slide towards the side end, the pushing rod 44 is pushed to slide towards the side end when the pushing plate 43 slides towards the side end, the pushing rod 44 pushes the top plate 45 to slide towards the side end, the top plate 45 drives the first conducting plate 46 to slide, so that the first conducting plate 46 contacts with the second conducting plate 47 to be electrified, when the first conducting plate 46 contacts with the second conducting plate 47 to be electrified, the motor 32 is turned on to generate wind power to carry out heat dissipation, when the surface temperature of the heat pipe 31 is reduced, the heat transferred by the heat conducting rod 41 is reduced, so that the pushing plate 43 is restored, so that the first conducting plate 46 and the second conducting plate 47 are separated to be powered off, the motor 32 stops rotating, so that the backlight source body 2 is cooled and radiated in a targeted manner; when the wind guide pipe 36 circulates the wind, the wind wheel 52 is driven to rotate, and when the wind wheel 52 rotates, the belt 53 drives the gear 55 to rotate, the gear 55 is meshed with the rack 56 when rotating, so that the rack 56 slides to the side end, the blocking plate 57 is pulled to slide to the side end, when the blocking plate 57 slides to the side end, the limit sealing plate 58 is clamped on the inner side wall of the cooling pipe 591 for sealing and limiting, when the limit sealing plate 58 is clamped, the wind wheel 52 stops rotating, so that the water in the water tank 59 circulates through the cooling pipe 591, since the cooling pipe 591 is wound around the surface of the radiating pipe 31, when the water inside the cooling pipe 591 circulates, the water absorbs heat, the heat radiating pipe 31 is cooled to improve the heat radiating efficiency of the heat radiating pipe 31, and when the water inside the cooling pipe 591 is heat absorbed and circulated, finally, the air flows into the water collecting cylinder 592 to be collected, so that the heat dissipation efficiency of the heat dissipation pipe 31 is improved; the rack 56 is limited by installing the positioning plate 6, and the surface rack 56 directly slides out of the supporting plate 54, so that the problem of clamping is caused; through having seted up louvre 71 at the lateral wall of heat dissipation frame 21 for outside air can circulate the inside of heat dissipation frame 21, and the inside steam of heat dissipation frame 21 can circulate the outside through louvre 71, improves the cooling effect of backlight body 2, prevents dust through installation second dust screen 72, avoids outside dust to circulate the inside of heat dissipation frame 21, causes the problem of erosion to the electronic component of backlight body 2 inside.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.
Claims (6)
1. A side income formula backlight heat abstractor which characterized in that: comprises a video display (1), a backlight source body (2) and a heat dissipation frame (21); the backlight source body (2) is arranged at the side end of the video display (1); the heat dissipation frame (21) is fixedly connected to the side end of the video display (1); a switch component (4) is arranged inside the heat dissipation frame (21);
a plurality of radiating pipes (31) are fixedly connected to the side end of the backlight body (2); an air collecting barrel (35) is fixedly connected to the inner side wall of the heat dissipation frame (21); an air inlet pipe (34) is fixedly connected to the side end of the air collecting barrel (35), and the air inlet pipe (34) penetrates through the inner wall of the heat dissipation frame (21); a fixing plate is fixedly connected to the side end of the heat dissipation frame (21); the top of the fixed plate is fixedly connected with a motor (32); the output end of the motor (32) is fixedly connected with a fan blade (33); the other end of the wind collecting barrel (35) is fixedly connected with a plurality of wind guide pipes (36) and is provided with one end far away from the fan blades (33).
2. The side-in backlight heat dissipation device of claim 1, wherein: the switch assembly (4) comprises a heat conducting rod (41), a cylinder (42) and a push plate (43); an air cylinder (42) is fixedly connected to the inner side wall of the heat dissipation frame (21); the bottom of the radiating pipe (31) is fixedly connected with a heat conducting rod (41), and the other end of the heat conducting rod (41) is fixedly connected with the side end of the cylinder (42); the inner side wall of the air cylinder (42) is connected with a push plate (43) in a sliding manner; a push rod (44) is fixedly connected to the side end of the push plate (43); a top plate (45) is fixedly connected to the side end of the push rod (44); a first conducting strip (46) is fixedly connected to the side end of the top plate (45); and a second conducting strip (47) is fixedly connected to the inner side wall of the heat dissipation frame (21) and is positioned on the same horizontal plane with the first conducting strip (46).
3. The side-in backlight heat dissipation device of claim 2, wherein: the top of the heat dissipation frame (21) is fixedly connected with a water tank (59); a cooling pipe (591) is fixedly connected to the bottom of the water tank (59), the end of the cooling pipe (591) is wound on the end of the radiating pipe (31), and a water collecting barrel (592) is fixedly connected to the other end of the cooling pipe; a wheel cover (51) is fixedly connected to the end part of the air guide pipe (36); the inner side wall of the wheel cover (51) is rotatably connected with a wind wheel (52); a support plate (54) is fixedly connected to the inner side wall of the heat dissipation frame (21); a guide plate is fixedly connected to the side end of the supporting plate (54), and the end part of the guide plate is rotatably connected with a gear (55); the end part of the wind wheel (52) is sleeved with a belt (53), and the other end of the belt (53) is sleeved at the end part of the gear (55); a sliding hole is formed in the supporting plate (54), a rack (56) is connected to the inner side wall of the sliding hole in a sliding mode, and the gear (55) and the rack (56) are meshed with each other; a blocking plate (57) is fixedly connected to the side end of the rack (56); the blocking plate (57) is connected to the inside of the cooling pipe (591) in a sliding mode; and a limiting sealing plate (58) is fixedly connected to the side end of the blocking plate (57).
4. The side-in backlight heat dissipation device of claim 3, wherein: the side end of the rack (56) is fixedly connected with a positioning plate (6), and the end of the rack far away from the limit sealing plate (58); the end of the water collection cylinder (592) is S-shaped.
5. The side-in backlight heat dissipation device of claim 4, wherein: a heat dissipation hole (71) is formed in the heat dissipation frame (21); and a second dust screen (72) is fixedly connected to the inner side wall of the heat dissipation hole (71).
6. The side-in backlight heat dissipation device of claim 5, wherein: the inner side wall of the air inlet pipe (34) is fixedly connected with a first dustproof net (37) and is positioned at the side end of the fan blade (33); the end part of the push plate (43) is cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122782346.XU CN216291990U (en) | 2021-11-12 | 2021-11-12 | Side income formula backlight heat abstractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122782346.XU CN216291990U (en) | 2021-11-12 | 2021-11-12 | Side income formula backlight heat abstractor |
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| Publication Number | Publication Date |
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| CN216291990U true CN216291990U (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122782346.XU Active CN216291990U (en) | 2021-11-12 | 2021-11-12 | Side income formula backlight heat abstractor |
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- 2021-11-12 CN CN202122782346.XU patent/CN216291990U/en active Active
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