CN211718670U

CN211718670U - Heat-collecting small direct type low-energy-consumption LED backlight source

Info

Publication number: CN211718670U
Application number: CN202020579079.9U
Authority: CN
Inventors: 马文彬
Original assignee: Shenzhen Adx Electronics Co ltd
Current assignee: Shenzhen Adx Electronics Co ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2020-10-20
Anticipated expiration: 2030-04-17

Abstract

The utility model provides a gather little straight following formula low energy consumption LED backlight of heat relates to LED light source technical field, this gather little straight following formula low energy consumption LED backlight of heat, the on-line screen storage device comprises a base, base top outer wall has the LED shell through the fix with screw, and inside the opening in LED shell one side has first round mouth, and first round mouth circumference inner wall joint has the second cooling tube, and LED shell one side outer wall has thermodetector through the fix with screw, and base one side inner wall has the fan through the fix with screw, and base top outer wall has the siren through the fix with screw, LED shell top outer wall four corners has all opened the second round mouth, and second round mouth circumference inner wall joint has first cooling tube, first cooling tube top outer wall, and first cooling tube is connected with the second cooling tube, and first cooling tube bottom inner wall has first blower through the fix with screw. The utility model discloses a be provided with thermodetector, played the purpose of in time dispelling the heat and closing heat abstractor, improved the power saving ability of device.

Description

Heat-collecting small direct type low-energy-consumption LED backlight source

Technical Field

The utility model relates to a LED light source technical field, concretely relates to little straight following formula of gathering heat low energy consumption LED backlight.

Background

In the prior art, the direct-type backlight source uniformly arranges the LED crystal grains behind the liquid crystal panel as a light emitting source, so that the backlight can be uniformly transmitted to the whole screen, and the picture details are finer and more vivid.

Through the retrieval discovery, disclose a LED backlight in the utility model patent of grant publication No. CN208312134U, including backup pad, shield and LED backlight body, both ends all are provided with first fixed block about the backup pad, the last fixed surface of backup pad is connected with the heat dissipation case, the outside of riser is provided with the active carbon adsorption layer.

However, according to the technical scheme, the heat dissipation box and the exhaust fan are adopted to dissipate heat of the LED backlight body, the temperature detection device is not arranged, and the exhaust fan cannot be closed in time when heat dissipation is completed, so that the problem that the heat dissipation device cannot be closed in time when heat dissipation is completed, and the electric quantity is excessively consumed is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gather little straight following formula low energy consumption LED backlight of heat, aim at solving among the prior art and accomplish unable heat abstractor that in time closes as the heat dissipation to lead to the problem of the too much loss of electric quantity.

In order to achieve the above object, the utility model provides a following technical scheme: the LED lamp base comprises a base, base top outer wall has the LED shell through the fix with screw, and inside the opening in LED shell one side has first round mouth, and first round mouth circumference inner wall joint has the second cooling tube, and LED shell one side outer wall has thermodetector through the fix with screw, and base one side inner wall has the fan through the fix with screw, and base top outer wall has the siren through the fix with screw.

In order to prevent dust from entering the device, as an aspect of the present invention, the device is characterized in that: the LED lamp is characterized in that a second round opening is formed in four corners of the outer wall of the top of the LED shell, first cooling tubes are clamped on the inner wall of the circumference of the second round opening, a dustproof net is fixed on the outer wall of the top of each first cooling tube through screws, the first cooling tubes are connected with the second cooling tubes, and first blowing machines are fixed on the inner wall of the bottom of each first cooling tube through screws.

In order to make LED normally work, as the utility model relates to an it is preferred, LED shell one side inner wall has the reflection stratum through the fix with screw, and LED shell one side inner wall passes through the fix with screw active layer, and LED shell one side inner wall has the scattering layer through the fix with screw, and LED shell one side inner wall has the second prism lamella through the fix with screw, and LED shell one side inner wall has first prism lamella through the fix with screw.

In order to practice thrift the energy consumption, as the utility model relates to an it is preferred, base one side outer wall is provided with the switch, and base top outer wall passes through the fix with screw and has light sensor.

In order to give the LED bottom heat dissipation, as the utility model relates to an it is preferred, reflection stratum bottom outer wall has the heat conduction pad through the fix with screw, and heat conduction pad bottom outer wall is provided with the heat dissipation wing.

For better heat dissipation, as the utility model relates to an it is preferred, heat dissipation wing one side outer wall is opened there is the third round mouth, and third round mouth circumference inner wall joint has the heat pipe, and open base one side outer wall has the fourth round mouth, and fourth round mouth circumference inner wall joint has the third cooling tube, and the heat pipe is connected with the third cooling tube, and third cooling tube one side inner wall has the second hair-dryer through the fix with screw.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through being provided with thermodetector, when thermodetector detects the high temperature, can start the fan and dispel the heat, after the temperature descends, can stop fan work, played in time the heat dissipation and closed heat abstractor's purpose, improved the power saving ability of device.

2. Through being provided with light sensor, light sensor can adjust the luminance of light source layer according to the power of ambient light, can effectively practice thrift the energy consumption, has played the purpose of low energy consumption, improves and is provided with the siren, and when the high temperature, the siren can warn, reminds the user to close the device, avoids the device to damage.

3. Through being provided with the heat dissipation wing, the heat conduction pad exports LED's heat, and the heat dissipation of heat conduction pad can be accelerated to the heat dissipation wing to utilize the heat pipe to carry out the heat transfer in the device and outside the device, further improve the radiating efficiency of device.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic front view of a small direct type low energy consumption LED backlight with heat collection;

FIG. 2 is a schematic view of the inside of an LED housing of a small direct type low energy consumption LED backlight with heat collection;

FIG. 3 is a schematic bottom view of a small direct type low energy consumption LED backlight with heat collection;

in the figure: 1-a base; 2-a light sensor; 3-an alarm; 4-an LED housing; 5-a first radiating pipe; 6-dust screen; 7-a reflective layer; 8-a light source layer; 9-a scattering layer; 10-a second prismatic sheet layer; 11-a first prismatic sheet layer; 12-a temperature detector; 13-a second radiating pipe; 14-a third radiating pipe; 15-a fan; 16-heat dissipation fins; 17-a heat pipe; 18-a thermally conductive pad; 19-switch.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: including

base

1, 1 top outer wall of base has LED shell 4 through the fix with screw, and inside the opening in 4 one sides of LED shell has first round mouth, and first round mouth circumference inner wall joint has

second cooling tube

13, and 4 one sides of LED shell outer wall has thermodetector 12 through the fix with screw, and 1 one side of base inner wall has fan 15 through the fix with screw, and 1 top outer wall of base has siren 3 through the fix with screw.

In the embodiment of the present invention, when the LED works, the second heat dissipation tube 13 naturally dissipates heat to the LED, when the temperature detected by the temperature detector 12 is too high, the fan 15 is started to dissipate heat, the alarm 3 is started to warn, and after the temperature drops, the fan 15 is stopped.

Specifically, 4 top outer wall four corners of LED shell all open there is the second round mouth, and the equal joint of second round mouth circumference inner wall has

first cooling tube

5, and 5 top outer walls of first cooling tube have dust screen 6 through the fix with screw, and first cooling tube 5 is connected with

second cooling tube

13, and 5 bottom inner walls of first cooling tube have first blower through the fix with screw.

In this embodiment: the first blower is started to make the air in the first radiating pipe 5 and the second radiating pipe 13 circulate quickly, so that the heat dissipation is accelerated, and the dust screen 6 can filter dust to prevent the dust from entering the device.

Specifically, the inner wall of one side of the LED shell 4 is fixed with a reflecting layer 7 through a screw, the inner wall of one side of the LED shell 4 is fixed with a light source layer 8 through a screw, the inner wall of one side of the LED shell 4 is fixed with a scattering layer 9 through a screw, the inner wall of one side of the LED shell 4 is fixed with a second prism sheet layer 10 through a screw, and the inner wall of one side of the LED shell 4 is fixed with a first prism sheet layer 11 through a screw.

In this embodiment: the light source layer 8 emits light, then the light is emitted to the scattering layer 9 through the reflecting layer 7, and the light source layer 8 can be sufficiently cooled through the second prism sheet layer 10 and the first prism sheet layer 11, so that the backlight source is provided for liquid crystal.

Specifically, the outer wall of one side of the base 1 is provided with a switch 19, and the outer wall of the top of the base 1 is fixed with the optical sensor 2 through a screw.

In this embodiment: the switch 19 controls the on of the LED, and the light sensor 2 can adjust the brightness of the light source layer 8 according to the intensity of the ambient light, so that the energy consumption can be effectively saved.

Specifically, the outer wall of the bottom of the reflecting layer 7 is fixed with a heat conducting pad 18 through a screw, and the outer wall of the bottom of the heat conducting pad 18 is provided with a heat radiating fin 16.

In this embodiment: the heat dissipating fins 16 not only accelerate the heat dissipation of the thermal pad 18, but also help protect the LEDs.

Specifically, the outer wall of 16 one sides of heat dissipation wing is opened there is the third round mouth, and third round mouth circumference inner wall joint has heat pipe 17, and open of base one side outer wall has the fourth round mouth, and fourth round mouth circumference inner wall joint has third cooling tube 14, and heat pipe 17 is connected with

third cooling tube

14, and 14 one sides of third cooling tube inner wall has the second hair-dryer through the fix with screw.

In this embodiment: when the temperature at the two ends of the heat pipe 17 is lower than the temperature at the middle portion, the third radiating pipe 14 will guide the hot air in the middle portion to flow to the two ends, and the second blower is activated to discharge the hot air.

The utility model discloses a theory of operation and use flow: the switch 19 is started, the light source layer 8 emits light, then the light is emitted to the scattering layer 9 through the reflecting layer 7, the light source layer 8 can be sufficiently radiated through the second prism sheet layer 10 and the first prism sheet layer 11, thereby realizing the purpose of providing backlight for liquid crystal, the light sensor 2 can adjust the brightness of the light source layer 8 according to the intensity of ambient light, energy consumption can be effectively saved, the second radiating pipe 13 can naturally radiate the LED, when the temperature detected by the temperature detector 12 is overhigh, the fan 15 can be started to radiate the heat, the alarm 3 is started to warn, the first blower is started to quickly circulate the air in the first radiating pipe 5 and the second radiating pipe 13, the heat radiation is accelerated, the dustproof net 6 can filter dust, the dust is prevented from entering the device, the radiating fins 16 can accelerate the heat radiation of the heat conducting pad 18 and are beneficial to protect the LED, the radiating fins 16 can transmit the heat to the heat pipe 17, when the temperature at the two ends of the heat pipe 17 is lower than the temperature at the middle portion, the third radiating pipe 14 will guide the hot air in the middle portion to flow to the two ends, the second blower is started to discharge the hot air, and when the temperature drops, the operation of the fan 15 and the blower will be stopped.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a gather little straight following formula low energy consumption LED backlight of heat which characterized in that: including base (1), base (1) top outer wall has LED shell (4) through the fix with screw, and LED shell (4) one side is inside to be opened has first round mouth, and first round mouth circumference inner wall joint has second cooling tube (13), and LED shell (4) one side outer wall has thermodetector (12) through the fix with screw, and base (1) one side inner wall has fan (15) through the fix with screw, and base (1) top outer wall has siren (3) through the fix with screw.

2. The small direct type low energy consumption LED backlight source with heat accumulation according to claim 1, characterized in that: LED shell (4) top outer wall four corners all opens there is the second round mouth, and the equal joint of second round mouth circumference inner wall has first cooling tube (5), and first cooling tube (5) top outer wall has dust screen (6) through the fix with screw, and first cooling tube (5) are connected with second cooling tube (13), and first cooling tube (5) bottom inner wall has first blower through the fix with screw.

3. The small direct type low energy consumption LED backlight source with heat accumulation according to claim 1, characterized in that: the LED light source is characterized in that a reflecting layer (7) is fixed on the inner wall of one side of the LED shell (4) through screws, a light source layer (8) is fixed on the inner wall of one side of the LED shell (4) through screws, a scattering layer (9) is fixed on the inner wall of one side of the LED shell (4) through screws, a second prism sheet layer (10) is fixed on the inner wall of one side of the LED shell (4) through screws, and a first prism sheet layer (11) is fixed on the inner wall of one side of the LED shell (4).

4. The small direct type low energy consumption LED backlight source with heat accumulation according to claim 1, characterized in that: the outer wall of one side of the base (1) is provided with a switch (19), and the outer wall of the top of the base (1) is fixed with the optical sensor (2) through a screw.

5. The small direct type low energy consumption LED backlight source with heat collection function of claim 3, wherein: the outer wall of the bottom of the reflecting layer (7) is fixed with a heat conducting pad (18) through screws, and the outer wall of the bottom of the heat conducting pad (18) is provided with radiating fins (16).

6. The small direct type low energy consumption LED backlight source with heat collection function of claim 5, wherein: the outer wall of one side of the heat dissipation fin (16) is provided with a third round opening, the inner wall of the circumference of the third round opening is clamped with a heat pipe (17), the outer wall of one side of the base is provided with a fourth round opening, the inner wall of the circumference of the fourth round opening is clamped with a third heat dissipation pipe (14), the heat pipe (17) is connected with the third heat dissipation pipe (14), and the inner wall of one side of the third heat dissipation pipe (14) is fixed with a second blower through screws.