CN218351084U

CN218351084U - LED display screen with COB light source

Info

Publication number: CN218351084U
Application number: CN202222259868.6U
Authority: CN
Inventors: 李永峰
Original assignee: Shenzhen Xinjucai Electronic Co ltd
Current assignee: Shenzhen Xinjucai Electronic Co ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2023-01-20
Anticipated expiration: 2032-08-26

Abstract

The utility model discloses a LED display screen with COB light source belongs to display screen technical field to among the solution prior art, its LED display screen that possess the COB light source generates heat and compares and will more outstanding in traditional LED screen, and the LED display screen of current COB light source is simultaneously because itself does not have buffering protective structure on the way in the transport for it receives the technical problem of damage easily in handling, including casing and display screen body, the middle part of casing is equipped with the display screen body, has the backplate through screw fixed mounting at the back of display screen body, and the cavity that is used for installing graphite alkene fin is offered at the middle part of backplate, through setting up graphite alkene fin, heat dissipation fan mutually supports the heat that produces the long-time work of display screen body and has played radiating effect, and the heat conduction characteristic that usable graphite alkene fin material itself brought derives the heat from the back of display screen body to the backplate in, will be arranged to the outside of device by the heat dissipation fan afterwards.

Description

LED display screen with COB light source

Technical Field

The utility model belongs to the technical field of the display screen, more specifically say, in particular to LED display screen with COB light source.

Background

The LED display screen generally includes casing and display screen body, and along with the development of science and technology, the LED display screen based on COB technique has appeared, and the COB technique is a new-type LED packaging technique, and is different with traditional SMD table-mounted encapsulation, and it is integrated in the PCB board with luminous chip, and non-one welds in PCB, and COB has effectively promoted the luminous photochromic of LED display screen, and the risk is reduced, reduce cost.

Along with the promotion of performance, the LED display screen that possesses the COB light source generates heat and compares in traditional LED screen will be more outstanding, and the LED display screen of current COB light source is owing to itself not have buffering protective structure on the way in the transport simultaneously for it receives the damage easily in handling.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a LED display screen with COB light source to among the solution prior art, the LED display screen that possess the COB light source generates heat and compares and will more outstanding in traditional LED screen, and the LED display screen of current COB light source is simultaneously because itself does not have buffering protective structure on the way in the transport, makes it receive the technical problem of damage easily in handling.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a LED display screen with COB light source, includes casing and display screen body, the middle part of casing is equipped with the display screen body, has the backplate at the back of display screen body through screw fixed mounting, and the cavity that is used for installing graphite alkene fin is offered at the middle part of backplate, the back of graphite alkene fin is contradicted with the back of display screen body each other, and the front end of graphite alkene fin runs through to the inside of backplate, sets up the through-hole that is used for installing the heat dissipation fan at the front end of backplate, a dust screen is all installed at the upper and lower both ends of backplate.

As a preferred technical scheme of the utility model, the heat dissipation fan sets up, just two with the axis symmetry of backplate the second dust screen is all installed to the front end of heat dissipation fan.

As the utility model discloses an optimal technical scheme, the draw-in groove that is used for the joint protecting strip is all offered to the lateral wall of casing, has the collets at the equipartition interval distribution of the lateral wall of every protecting strip, and the inside of every collet all through connection have the feeler lever, be equipped with the damping oil reservoir between the lateral wall of feeler lever and the inside wall of collet.

As the utility model discloses an optimized technical scheme, the mutual adaptation of the internal dimension of draw-in groove and the external dimension of protecting strip, and the front end fixed mounting of protecting strip has the barre.

As the utility model discloses an optimized technical scheme, the cell body that is used for installing the angle bead is all offered in the four corners of casing, and the cell body carries out fixed connection through screw and angle bead, the heat conduction hole has been seted up at the middle part of angle bead, and the inside in heat conduction hole and the inside of casing communicate each other.

As the utility model discloses a preferred technical scheme, the internally mounted of heat conduction hole has the heat conduction ceramic chip, and the afterbody of heat conduction ceramic chip runs through to the inside of casing.

The utility model provides a LED display screen with COB light source possesses following beneficial effect:

1. this is novel through setting up graphite alkene fin, heat dissipation fan and mutually supporting the heat that produces the long-time work of display screen body and played radiating effect.

2. This is novel has the layer to mutually support through setting up protection strip, cover block, conflict pole and damping and has played the effect of protection to the outside of casing.

Drawings

Fig. 1 is a schematic view of a front view section of an LED display screen with a COB light source according to the present invention;

FIG. 2 is an enlarged view of area A of FIG. 1;

FIG. 3 is an enlarged view of area B of FIG. 1;

fig. 4 is the utility model relates to a backplate, graphite alkene fin and another visual angle structure schematic diagram of heat dissipation fan in LED display screen with COB light source.

In the figure: 1. a housing; 2. a display screen body; 3. a back plate; 4. a graphene heat sink; 5. a heat dissipation fan; 6. a first dust screen; 7. a second dust screen; 8. a protective strip; 9. a card slot; 10. sleeving a block; 11. a touch bar; 12. damping oil layer; 13. a handle bar; 14. protecting the corner; 15. a heat conduction hole; 16. a heat conducting ceramic chip.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Embodiment 1, please refer to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a LED display screen with COB light source, including casing 1 and display screen body 2, the middle part of casing 1 is equipped with display screen body 2, there is backplate 3 at the back of display screen body 2 through screw fixed mounting, the cavity that is used for installing graphite alkene fin 4 is offered at the middle part of backplate 3, the back of graphite alkene fin 4 is contradicted each other with the back of display screen body 2, graphite alkene fin 4's front end runs through to the inside of backplate 3, set up the through-hole that is used for installing heat dissipation fan 5 at the front end of backplate 3, a dust screen 6 is all installed at the upper and lower both ends of backplate 3, through setting up graphite alkene fin 4, heat dissipation fan 5 mutually supports the heat that produces to display screen body 2 long-time work and has played radiating effect, the heat conduction characteristic that usable graphite alkene fin 4 material itself brought exports the heat to backplate 3 from the back of display screen body 2, will be followed the heat that exports to the outside of device by heat dissipation fan 5.

Wherein, heat dissipation fan 5 sets up with backplate 3's axis symmetry, and the second dust screen 7 has all been installed to two heat dissipation fan 5's front end, has played dirt-proof effect to heat dissipation fan 5 through setting up second dust screen 7, has avoided the dust to follow the inside of external entering backplate 3.

The effect that its whole embodiment 1 reached does, through setting up graphite alkene fin 4, heat dissipation fan 5 mutually supports the heat that produces display screen body 2 long-time work and has played radiating effect, and the heat conduction characteristic that usable graphite alkene fin 4 material itself brought is derived the heat to backplate 3 with the back of display screen body 2 in, will be followed by heat dissipation fan 5 heat row of deriving to the outside of device.

Embodiment 2, please refer to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a LED display screen with COB light source, which comprises a housin 1, draw-in groove 9 that is used for joint protecting strip 8 is all offered to the lateral wall of casing 1, there is a collets 10 at the equipartition interval distribution of the lateral wall of every protecting strip 8, and the inside of every collets 10 all through connection has touch bar 11, be equipped with damping oil reservoir 12 between touch bar 11's lateral wall and collets 10's the inside wall, through setting up protecting strip 8, collets 10, touch bar 11 and damping have the layer to mutually support the outside of casing 1 and played the effect of protection, when handling or conveyor outside receive vibrations or when assaulting, will conflict touch bar 11 and contract the inside of income collets 10, will utilize the damping oil reservoir 12 that sets up at collets 10 and touch bar 11 clearance department this moment to cushion, thereby protect the outside of device.

Wherein, the mutual adaptation of the internal dimension of draw-in groove 9 and the external dimension of protective strip 8, and the front end fixed mounting of protective strip 8 has a barre 13, and through setting up the mode that protective strip 8 adopted the joint, the user of having convenient for has changed or has dismantled 8 subassemblies of protective strip.

Wherein, the cell body that is used for installing angle bead 14 is all offered in casing 1's four corners, and the cell body carries out fixed connection through screw and angle bead 14, and heat conduction hole 15 has been seted up at angle bead 14's middle part, and the inside of heat conduction hole 15 and casing 1's inside intercommunication each other, has played the effect of protection through setting up angle bead 14 to casing 1's four corners, has avoided its four corners to receive to collide with.

Wherein, the internally mounted of heat conduction hole 15 has heat conduction ceramic chip 16, and the afterbody of heat conduction ceramic chip 16 runs through to the inside of casing 1, has played supplementary radiating effect to the heat that the inside display screen body 2 during operation of casing 1 produced through the heat conduction ceramic chip 16 that sets up angle bead 14 middle part, and the afterbody of usable heat conduction ceramic block is discharged after exporting to heat conduction ceramic block end with the inside heat of casing 1.

The effect that its whole embodiment 1 reached does, and protection strip 8, cover piece 10, conflict pole 11 and damping have the layer to mutually support and have played the effect of protection to the outside of casing 1, when handling or conveyor outside received vibrations or when assaulting, will conflict and conflict pole 11 and retract the inside of income cover piece 10, will utilize this moment to set up at cover piece 10 and conflict the damping oil reservoir 12 of 11 clearance departments of pole to cushion to the outside of device is protected.

In the use, the device is when carrying or carrying, the device is generally vertical to be placed, when receiving impact or vibrations, will utilize to touch rod 11 to retract the inside of income nest block 10, will utilize the damping oil layer 12 that sets up in nest block 10 and touch rod 11 clearance department to cushion this moment, later remove the device to the appointed place, and cooperate the mounting bracket to fix the device in the use area, after fixed, if need guarantee beautifully, can dismantle protection strip 8 from draw-in groove 9, use the back along with display screen body 2 is broadcast for a long time, because it has adopted the LED technique based on the COB light source, can cause the increase of calorific capacity, this moment will utilize, utilize the heat conduction characteristic that graphite alkene fin 4 itself material brought to derive the heat from the back of display screen body 2 to backplate 3, later with the heat that 5 will derive to the outside of device by the heat dissipation fan, a part of heat will be through the mode escape of heat transfer in the heat conduction department of casing 1 and display screen body 2, this moment the afterbody that the tail that will utilize the porcelain block is inside derives to the porcelain block just discharge the end, the display screen that has the COB light source like this kind of heat conduction has just accomplished.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a LED display screen with COB light source which characterized in that: including casing (1) and display screen body (2), the middle part of casing (1) is equipped with display screen body (2), has backplate (3) at the back of display screen body (2) through screw fixed mounting, and the cavity that is used for installing graphite alkene fin (4) is offered at the middle part of backplate (3), the back of graphite alkene fin (4) is contradicted each other with the back of display screen body (2), and the front end of graphite alkene fin (4) runs through to the inside of backplate (3), offers the through-hole that is used for installing heat dissipation fan (5) at the front end of backplate (3), first dust screen (6) are all installed at the upper and lower both ends of backplate (3).

2. The LED display screen with COB light source of claim 1, wherein: the heat dissipation fans (5) are symmetrically arranged with the central axis of the back plate (3), and the front ends of the two heat dissipation fans (5) are respectively provided with a second dust screen (7).

3. The LED display screen with COB light source of claim 1, wherein: draw-in groove (9) that are used for joint protecting strip (8) are all offered to the lateral wall of casing (1), and the equipartition interval distribution of lateral wall at every protecting strip (8) has collets (10), and the inside of every collet (10) all through connection has touch bar (11), be equipped with damping oil reservoir (12) between the lateral wall of touch bar (11) and the inside wall of collet (10).

4. The LED display screen with COB light source of claim 3, wherein: the internal dimension of draw-in groove (9) and the external dimension of protection strip (8) are mutual adaptation, and the front end fixed mounting of protection strip (8) has barre (13).

5. The LED display screen with COB light source of claim 1, wherein: the groove body that is used for installing angle bead (14) is all seted up in the four corners of casing (1), and the groove body carries out fixed connection through screw and angle bead (14), heat conduction hole (15) have been seted up at the middle part of angle bead (14), and the inside of heat conduction hole (15) communicates each other with the inside of casing (1).

6. LED display screen with COB light source according to claim 5, characterized in that: the heat conducting ceramic chips (16) are arranged in the heat conducting holes (15), and the tail parts of the heat conducting ceramic chips (16) penetrate through the shell (1).