CN210722187U

CN210722187U - Backlight source for automobile central control display screen

Info

Publication number: CN210722187U
Application number: CN201922160563.8U
Authority: CN
Inventors: 李健权; 张培祖; 刘文焕; 周谋兴; 杨荣辉; 李化
Original assignee: Shenzhen Jialude Photoelectric Technology Co Ltd
Current assignee: Shenzhen Jialude Photoelectric Technology Co Ltd
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-06-09
Anticipated expiration: 2029-12-05

Abstract

The utility model discloses a backlight for accuse display screen in car, including display screen board in a poor light, the bottom fixed mounting of display screen board in a poor light has board in a poor light lead wire, the outside of display screen board in a poor light is equipped with shock insulation buffer structure, the back of display screen board in a poor light is equipped with board in a poor light heat radiation structure, shock insulation buffer structure glues limit, outer silica gel limit, inlayer silica gel limit, shock insulation cavity, buffer spring and buffer hole including shock insulation buffering, the outside at display screen board in a poor light is glued to shock insulation buffering glue limit veneer, shock insulation buffering glues the limit and constitutes through outer silica gel limit and inlayer silica gel limit, the shock insulation cavity sets up between outer silica gel limit and inlayer silica gel limit. A backlight for accuse display screen in car, have excellent buffering shock insulation efficiency, reduce the damage phenomenon of board in a poor light, also have better heat dissipation heat conduction effect simultaneously, increase the life of board in a poor light.

Description

Backlight source for automobile central control display screen

Technical Field

The utility model relates to a backlight field, in particular to a backlight for accuse display screen in car.

Background

The backlight source of the automobile central control display screen is a backlight source used in the automobile central control display screen, the backlight source is a light source positioned at the back of the display screen, the light emission of the backlight source directly influences the visual effect of the display screen, the stroke of the backlight source is usually plate-shaped, and the backlight source is connected with electricity through two pins; but the backlight of accuse display screen does not possess buffering shock insulation function in current car, and in the car form, the phenomenon of vibrations appears in the board in a poor light, and traditional light in a poor.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a backlight for accuse display screen in car, can effectively solve not possessing the poor problem of buffering shock insulation function and radiating effect among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a backlight for accuse display screen in car, includes the display screen board in a poor light, the bottom fixed mounting of display screen board in a poor light has the board in a poor light lead wire, the outside of display screen board in a poor light is equipped with shock insulation buffer structure, the back of display screen board in a poor light is equipped with board heat radiation structure in a poor light.

Preferably, shock insulation buffer structure glues limit, outer silica gel limit, inlayer silica gel limit, shock insulation cavity, buffer spring and buffer through hole including shock insulation buffering, the outside at the display screen board in a poor light is glued in shock insulation buffering limit veneer, shock insulation buffering glues the limit and constitutes through outer silica gel limit and inlayer silica gel limit, the shock insulation cavity sets up between outer silica gel limit and inlayer silica gel limit, buffer spring fixed connection is in the inside of shock insulation cavity, the surface on outer silica gel limit is seted up to the buffer through hole.

Preferably, each buffer spring is provided with a buffer through hole, and the diameter of each buffer through hole is 1 mm.

Preferably, the lower surface of the shock insulation buffer rubber edge is provided with a lead perforation, and the backlight plate lead penetrates through the lead perforation.

Preferably, the backlight plate heat radiation structure is including connecting heat dissipation aluminum plate, heat dissipation aluminum fin, heat conduction copper foil and heat conduction silicone gum, connect heat dissipation aluminum plate and connect the back at the display screen backlight plate through the gluing of heat conduction silicone gum, heat dissipation aluminum fin fixed connection is at the rear portion of connecting heat dissipation aluminum plate, heat conduction copper foil fixed connection is at the rear portion of heat dissipation aluminum fin.

Preferably, a heat-conducting silicone grease is also arranged between the heat-conducting copper foil and the heat-radiating aluminum fin.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses in, through the shock insulation buffer structure who sets up, can be when the car goes, reduce the influence that vibrations brought the display screen board in a poor light, excellent buffering shock insulation efficiency has, reduce the phenomenon that the board in a poor light damaged, improve the safety in utilization, board in a poor light heat radiation structure through setting up, the area of contact with the air has been improved and the radiating effect is increased, heat conduction that the heat conduction copper foil can be fine goes out the heat conduction of heat dissipation aluminum fin simultaneously, the heat-sinking capability is improved, and connect heat dissipation aluminum plate also can increase the intensity of the board in a poor light of display screen, reduce the phenomenon that the board in a poor light of display screen is impaired by.

Drawings

Fig. 1 is a schematic view of an overall structure of a backlight source for a central control display screen of an automobile according to the present invention;

FIG. 2 is a cross-sectional view of a shock-absorbing cushion rubber edge of a backlight source for a central control display screen of an automobile according to the present invention;

fig. 3 is a side view of a backlight source for a central control display of an automobile according to the present invention;

fig. 4 is a split view of the backlight board of the display screen and the connecting heat-dissipating aluminum plate of the backlight source of the central control display screen of the automobile.

In the figure: 1. a display screen backlight plate; 2. a backlight plate lead; 3. a shock isolation buffer structure; 4. shock insulation buffer rubber edges; 5. an outer silica gel edge; 6. inner layer silica gel edge; 7. a shock insulation cavity; 8. a buffer spring; 9. a buffer through hole; 10. perforating a lead; 11. a backlight plate heat dissipation structure; 12. connecting a heat dissipation aluminum plate; 13. radiating aluminum fins; 14. a thermally conductive copper foil; 15. and (3) heat-conducting silicone adhesive.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a backlight source for a central control display screen of an automobile comprises a display screen backlight plate 1, a backlight plate lead 2 is fixedly installed at the bottom of the display screen backlight plate 1, a shock insulation buffer structure 3 is arranged outside the display screen backlight plate 1, and a backlight plate heat dissipation structure 11 is arranged at the back of the display screen backlight plate 1;

the shock insulation buffer structure 3 comprises a shock insulation buffer rubber edge 4, an outer layer silica gel edge 5, an inner layer silica gel edge 6, a shock insulation cavity 7, a buffer spring 8 and a buffer through hole 9, the shock insulation buffer rubber edge 4 is connected to the outer side of the display screen backlight plate 1 in a gluing mode, the shock insulation buffer rubber edge 4 is composed of the outer layer silica gel edge 5 and the inner layer silica gel edge 6, the shock insulation cavity 7 is arranged between the shock insulation buffer rubber edge 5 and the inner layer silica gel edge 6, the buffer spring 8 is fixedly connected to the inside of the shock insulation cavity 7, the buffer through hole 9 is formed in the outer surface of the outer layer silica gel edge 5, and through the arrangement of the shock insulation buffer structure 3, when an automobile runs, the influence of shock on the display screen backlight plate 1 can be reduced, the shock insulation buffer structure has an excellent shock insulation effect; a buffer through hole 9 is formed between each buffer spring 8, and the diameter of each buffer through hole 9 is 1 mm; the lower surface of the shock insulation buffer adhesive edge 4 is provided with a lead perforation 10, and the backlight plate lead 2 penetrates through the lead perforation 10; the backlight plate heat dissipation structure 11 comprises a connecting heat dissipation aluminum plate 12, heat dissipation aluminum fins 13, heat conduction copper foils 14 and heat conduction silicone adhesive 15, the connecting heat dissipation aluminum plate 12 is connected to the back of the display screen backlight plate 1 through the heat conduction silicone adhesive 15 in a gluing mode, the heat dissipation aluminum fins 13 are fixedly connected to the back of the connecting heat dissipation aluminum plate 12, the heat conduction copper foils 14 are fixedly connected to the back of the heat dissipation aluminum fins 13, through the arrangement of the backlight plate heat dissipation structure 11, the contact area with air is improved, the heat dissipation effect is improved, meanwhile, the heat conduction copper foils 14 can well conduct the heat of the heat dissipation aluminum fins 15 out, the heat dissipation capacity is improved, the connecting heat dissipation aluminum plate 12 can also increase the strength of the display screen backlight plate 1, and the phenomenon that the display screen backlight plate; and a heat-conducting silicone grease 15 is also arranged between the heat-conducting copper foil 14 and the heat-radiating aluminum fins 13.

It should be noted that, the utility model relates to a backlight source for controlling display screen in automobile, when using, directly install the display screen backlight plate 1 inside the automobile control display screen, then connect the backlight plate 2 to the power supply of the display screen, after the installation, shock insulation buffer rubber edge 4 contacts with the inside of the display screen, when the shock produced, can lead to inner layer silica gel edge 6 or outer layer silica gel edge 5 to produce the deformation, buffer spring 8 has better through elasticity buffer the shock force, when inner layer silica gel edge 6 and outer layer silica gel edge 5 deform, can compress the air inside shock insulation cavity 7 and discharge through buffer through hole 9, also can suck the air through buffer through hole 9 simultaneously, because the diameter of buffer through hole 9 is 1mm, the diameter is less, therefore the speed is slower when exhausting and sucking, so can form the damping effect, avoid the phenomenon of secondary shock, improve buffering efficiency, secondly, because the back of connecting radiating aluminum plate 12 is equipped with radiating aluminum fin 13, area of contact with the air is big, and aluminium itself just has better radiating effect, consequently, the temperature of connecting radiating aluminum plate 12 is moderate to be less than display screen backlight 1, so the heat that produces when display screen backlight 1 uses, can transmit to connecting radiating aluminum plate 12 through heat conduction silicone gum 15, and radiating aluminum fin 13 lasts to dispel the heat for connecting radiating aluminum plate 12, in addition, because of the copper has good heat conductivility, consequently, radiating aluminum fin 13 back's heat conduction copper foil 14, can be better conduct radiating aluminum fin 13's heat in the air, and the heat transfer effect with between the air is high, further improved the radiating effect, avoid the display screen backlight to appear the phenomenon of high temperature, improve its life.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a backlight for accuse display screen in car which characterized in that: including display screen board in a poor light (1), the bottom fixed mounting of display screen board in a poor light (1) has board in a poor light lead wire (2), the outside of display screen board in a poor light (1) is equipped with shock insulation buffer structure (3), the back of display screen board in a poor light (1) is equipped with board in a poor light heat radiation structure (11).

2. The backlight source for the central control display screen of the automobile as claimed in claim 1, wherein: shock insulation buffer structure (3) are including shock insulation buffering glue limit (4), outer silica gel limit (5), inlayer silica gel limit (6), shock insulation cavity (7), buffer spring (8) and buffer through-hole (9), the outside at display screen board (1) is shaded in the veneer in shock insulation buffering glue limit (4), shock insulation buffering glue limit (4) constitute through outer silica gel limit (5) and inlayer silica gel limit (6), shock insulation cavity (7) set up between outer silica gel limit (5) and inlayer silica gel limit (6), buffer spring (8) fixed connection is in the inside of shock insulation cavity (7), buffer through-hole (9) are seted up the surface in outer silica gel limit (5).

3. The backlight source for the central control display screen of the automobile as claimed in claim 2, wherein: every buffering through-hole (9) have all been seted up between buffer spring (8), the diameter of buffering through-hole (9) is 1 mm.

4. The backlight source for the central control display screen of the automobile as claimed in claim 3, wherein: lead perforation (10) have been seted up to the lower surface of shock insulation buffering gluey limit (4), backlight board lead wire (2) runs through lead perforation (10).

5. The backlight source for the central control display screen of the automobile as claimed in claim 1, wherein: backlight plate heat radiation structure (11) is including connecting heat dissipation aluminum plate (12), heat dissipation aluminum fin (13), heat conduction copper foil (14) and heat conduction silicone grease (15), connect heat dissipation aluminum plate (12) and connect the back at display screen backlight plate (1) through heat conduction silicone grease (15) veneer, heat dissipation aluminum fin (13) fixed connection is at the rear portion of connecting heat dissipation aluminum plate (12), heat conduction copper foil (14) fixed connection is at the rear portion of heat dissipation aluminum fin (13).

6. The backlight source for the central control display screen of the automobile as claimed in claim 5, wherein: and a heat-conducting silicone adhesive (15) is also arranged between the heat-conducting copper foil (14) and the heat-radiating aluminum fin (13).