CN214796552U - Vehicle-mounted display screen with photosensitive function - Google Patents

Abstract

The utility model discloses a take on-vehicle display screen of sensitization function, it includes LENS, gluey frame in a poor light and iron stand in a poor light, glue in a poor light and erect in LENS's below, the iron stand in a poor light is located glue in a poor light the below of frame in a poor light, be located non-display area LENS is provided with half thru hole, is located half the hole below glue in a poor light the frame has seted up the through-hole, thru hole department is provided with FPC, FPC extends to iron stand below in a poor light, thru hole department is provided with sensitization IC, sensitization IC connect in FPC is last. Because the department is provided with sensitization IC in the frame that is shaded, sensitization IC passes through FPC and external circuit connection, is provided with half thru hole on the LENS in non-display area, and the user can realize sensitization IC's sensitization function through half thru hole department, and it can be integrated with sensitization IC in taking the on-vehicle display screen of sensitization function, need not to set up sensitization IC alone, has reduced manufacturing cost, has improved product competitiveness, makes it can satisfy the high performance price ratio requirement of taking the on-vehicle display screen of sensitization function.

Description

Vehicle-mounted display screen with photosensitive function

Technical Field

The utility model relates to a show technical field, more specifically say, relate to a take on-vehicle display screen of sensitization function.

Background

Ordinary on-vehicle display screen of taking sensitization function does not have sensitization IC, can't realize sensitization function, and sets up sensitization IC alone and then can increase the manufacturing cost of product in order to realize sensitization function, has reduced product competitiveness, and its high cost performance requirement that can't satisfy on-vehicle display screen of taking sensitization function.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that an on-vehicle display screen of area sensitization function is provided, because it is provided with sensitization IC to glue frame department in a poor light, sensitization IC passes through FPC and external circuit connection, be provided with half thru hole on the LENS in non-display area, the user can realize sensitization IC's sensitization function through half thru hole department, it can be integrated with sensitization IC in the on-vehicle display screen of area sensitization function, need not to set up sensitization IC alone, manufacturing cost is reduced, product competitiveness is improved, make it can satisfy the high price/performance ratio requirement of the on-vehicle display screen of area sensitization function.

The utility model discloses the technical problem that will solve realizes through following technical scheme:

for solving the technical problem, the utility model provides a take on-vehicle display screen of sensitization function, it includes LENS, gluey frame in a poor light and iron stand in a poor light, gluey the frame in a poor light is located LENS's below, iron stand in a poor light is located the below of gluey frame in a poor light is located the non-display area LENS is provided with half thru hole, is located half the hole below glue in a poor light frame has seted up the through-hole, thru hole department is provided with FPC, FPC extends to iron stand below in a poor light, thru hole department is provided with sensitization IC, sensitization IC connect in FPC is last.

Further, the FPC is connected with a main screen circuit board.

Further, a stainless steel reinforcing sheet is arranged on the lower surface of the FPC below the photosensitive IC.

Furthermore, the backlight rubber frame positioned at the edge of the through hole is bonded with the FPC through strong-adhesion double-sided adhesion.

Further, the strong-viscosity double-sided adhesive comprises a body, high-viscosity glue is coated on the upper surface of the body, low-viscosity glue is coated on the lower surface of the body, the backlight adhesive frame is attached to the upper surface of the strong-viscosity double-sided adhesive, and the FPC is attached to the lower surface of the strong-viscosity double-sided adhesive.

Further, the lower surface of the body is also provided with a PET layer, and the low-viscosity glue is arranged on the lower surface of the PET layer.

Further, the initial adhesion ratio of the low-viscosity glue to the high-viscosity glue is 2:1 to 50: 1.

Further, the FPC comprises a base material layer, a circuit layout layer is arranged on the upper surface of the base material layer, and a metal heat dissipation layer is arranged on the lower surface of the base material layer.

Further, the FPC also comprises at least one perforation which penetrates through the base material layer, the circuit layout layer and the metal heat dissipation layer, and the inner wall of the perforation is provided with a heat conduction layer which is in contact with the circuit layout layer and the metal heat dissipation layer.

Furthermore, a heat dissipation body connected with an external heat conduction structure is arranged in the through hole, and the heat dissipation body is in contact with the heat conduction layer.

The utility model discloses following beneficial effect has:

because the department is provided with sensitization IC in the frame that is shaded, sensitization IC passes through FPC and external circuit connection, is provided with half thru hole on the LENS in non-display area, and the user can realize sensitization IC's sensitization function through half thru hole department, and it can be integrated with sensitization IC in taking the on-vehicle display screen of sensitization function, need not to set up sensitization IC alone, has reduced manufacturing cost, has improved product competitiveness, makes it can satisfy the high performance price ratio requirement of taking the on-vehicle display screen of sensitization function.

Drawings

Fig. 1 is the utility model provides a pair of take on-vehicle display screen's of sensitization function elevation.

Fig. 2 is a rear view of fig. 1.

Fig. 3 is a side view of fig. 1.

Fig. 4 is a schematic diagram of a modified structure of the strong-adhesion double-sided adhesive.

Fig. 5 is a schematic diagram of an improved structure of the FPC.

Detailed Description

The present invention will be described in detail with reference to the following examples, which are only preferred embodiments of the present invention and are not intended to limit the present invention.

Please refer to fig. 1 to 3, which is the utility model provides a pair of vehicle-mounted display screen with photosensitive function, it includes LENS1, glue frame 2 and iron frame 3 in a poor light, glue frame 2 in a poor light and locate LENS 1's below, iron frame 3 in a poor light is located glue frame 2's below in a poor light, be located non-display area LENS1 is provided with half thru hole 11, is located half thru hole 11 below glue frame 2 in a poor light has seted up through-hole 21, through-hole 21 department is provided with FPC4, FPC4 extends to iron frame 3 below in a poor light, through-hole 21 department is provided with sensitization IC5, sensitization IC5 connect in on FPC 4. Because be provided with sensitization IC5 in frame 2 department is glued in a poor light, sensitization IC5 passes through FPC4 and external circuit connection, be provided with half thru hole 11 on the LENS1 in non-display area, the user can realize sensitization IC 5's sensitization function through half thru hole 11 department, it can be integrated in the on-vehicle display screen of taking sensitization function with sensitization IC5, need not to set up sensitization IC5 alone, manufacturing cost is reduced, product competitiveness is improved, make it can satisfy the high performance price ratio requirement of the on-vehicle display screen of taking sensitization function.

Further, the FPC4 is connected to the main screen wiring board to realize connection to an external circuit.

Further, the lower surface of the FPC4 located below the photosensitive IC5 is provided with a stainless steel reinforcing sheet 6 to enhance the strength of the FPC4 located below the photosensitive IC5, avoid falling off or damage in the use process, and improve the product stability.

Further, the backlight frame 2 located at the edge of the through hole 21 is bonded with the FPC4 through the strong-adhesion double-sided adhesive 7, and the FPC4 is fixed at the edge of the through hole 21 of the backlight frame 2 through the strong-adhesion double-sided adhesive 7, so that the FPC4 and the photosensitive IC5 are prevented from falling off or being damaged in the using process, and the product stability is improved.

Referring to fig. 1 to 4, further, the strong-adhesion double-sided adhesive 7 includes a body 71, a high-adhesion glue 72 is coated on an upper surface of the body 71, a low-adhesion glue 73 is coated on a lower surface of the body 71, the backlight frame 2 is attached to an upper surface of the strong-adhesion double-sided adhesive 7, and the FPC4 is attached to a lower surface of the strong-adhesion double-sided adhesive 7. The high-viscosity glue 72 is bonded with the backlight frame 2 to prevent the backlight frame from falling off, the low-viscosity glue 73 is bonded with the FPC4 to realize bonding stability, and the FPC4 can be easily detached when the FPC4 is maintained and replaced, so that the FPC4 and the photosensitive IC5 are prevented from being damaged.

Further, the lower surface of body 71 still is equipped with PET layer 74, low viscosity glue 73 is located the lower surface of PET layer 74 owing to be equipped with PET layer 74 as the discernment, can play the effect of preventing slow-witted.

Further, the ratio of the initial adhesion of the low viscosity glue 73 to the high viscosity glue 72 is 2:1 to 50:1, which prevents damage to the FPC4 by controlling the glue adhesion.

Referring to fig. 1 to 5, the FPC4 further includes a base material layer 41, a circuit layout layer 42 is disposed on an upper surface of the base material layer 41, and a metal heat dissipation layer 43 is disposed on a lower surface of the base material layer 41, and the circuit layout layer 42 and the metal heat dissipation layer 43 are respectively adhered to the base material layer 41 through a double-sided tape. Due to the fact that the thickness of the base material layer 41 is small, heat on the FPC4 can be diffused to the metal heat dissipation layer 43 through the base material layer 41, the metal heat dissipation layer 43 can effectively increase the heat dissipation area of the FPC4, the effect of uniform heat dissipation is achieved, and therefore the heat dissipation efficiency of the FPC4 is improved. The base material layer 41 may be any one of polyimide, polyester, polysulfone, or polytetrafluoroethylene, the double-sided tape may be any one of an acrylic adhesive layer or an epoxy adhesive layer, and the metal heat dissipation layer 43 may be a copper foil layer.

Further, the FPC4 further includes at least one through hole 44 penetrating through the base material layer 41, the circuit layout layer 42 and the metal heat dissipation layer 43, a heat conduction layer contacting the circuit layout layer 42 and the metal heat dissipation layer 43 is disposed on an inner wall of the through hole 44, the circuit layout layer 42 and the metal heat dissipation layer 43 on both sides of the base material layer 41 can be electrically connected by using good heat conduction performance of the through hole 44, so as to exert a good heat conduction function, and the heat conduction layer can provide a heat conduction function, so as to achieve a good heat dissipation effect. The heat conducting layer can be a copper adhesive conductive ink layer.

Further, a heat sink connected to the external heat conducting structure is disposed in the through hole 44, and the heat sink is connected to the external heat conducting structure from one side of the circuit layout layer 42 and is also in contact with the heat conducting layer in the through hole 44, so that the circuit layout layer 42 and the metal heat dissipation layer 43 can be connected to the external heat conducting structure through the through hole 44, and heat in the FPC4 is diffused to the external heat conducting structure through the heat sink in the through hole 44, thereby further improving the heat dissipation efficiency of the FPC 4. Preferably, the perforations 44 are provided at the edge of the FPC4 in order that the perforations 44 may be connected to an external thermally conductive structure.

Further, the metal heat dissipation layer 43 is an even heat dissipation structure, and the structure thereof may be any one of a mesh structure, a strip structure, a wave structure or a honeycomb structure.

The above embodiments only express the embodiments of the present invention, and the description thereof is specific and detailed, but the invention can not be understood as the limitation of the patent scope of the present invention, but all the technical solutions obtained by adopting the equivalent substitution or equivalent transformation should fall within the protection scope of the present invention.

Claims (10)

1. The utility model provides a take on-vehicle display screen of sensitization function, its characterized in that, it includes LENS, gluey frame in a poor light and iron stand in a poor light, gluey the frame in a poor light is located in a poor light the below of LENS, the iron stand in a poor light is located the below of gluey frame in a poor light is located non-display area LENS is provided with half thru hole, is located half the thru hole has been seted up to gluey frame in a poor light below the hole, thru hole department is provided with FPC, FPC extends to iron stand below in a poor light, thru hole department is provided with sensitization IC, sensitization IC connect in FPC is last.

2. The vehicle-mounted display screen with the photosensitive function according to claim 1, wherein the FPC is connected with a main screen circuit board.

3. The vehicle-mounted display screen with the photosensitive function according to claim 1, wherein a stainless steel reinforcing sheet is provided on a lower surface of the FPC located below the photosensitive IC.

4. The vehicle-mounted display screen with the photosensitive function according to claim 1, wherein the backlight frame at the edge of the through hole is bonded to the FPC by strong-adhesion double-sided adhesion.

5. The vehicle-mounted display screen with the photosensitive function according to claim 4, wherein the strong-adhesion double-sided adhesive comprises a body, high-adhesion glue is coated on the upper surface of the body, low-adhesion glue is coated on the lower surface of the body, the backlight frame is attached to the upper surface of the strong-adhesion double-sided adhesive, and the FPC is attached to the lower surface of the strong-adhesion double-sided adhesive.

6. The vehicle-mounted display screen with the photosensitive function of claim 5, wherein the lower surface of the body is further provided with a PET layer, and the low-viscosity glue is arranged on the lower surface of the PET layer.

7. The vehicle-mounted display screen with the photosensitive function according to claim 5, wherein the initial adhesion ratio of the low-viscosity glue to the high-viscosity glue is 2:1 to 50: 1.

8. The vehicle-mounted display screen with the photosensitive function according to claim 1, wherein the FPC comprises a base material layer, a circuit layout layer is arranged on an upper surface of the base material layer, and a metal heat dissipation layer is arranged on a lower surface of the base material layer.

9. The vehicle-mounted display screen with the photosensitive function according to claim 8, wherein the FPC further comprises at least one perforation penetrating through the base material layer, the circuit layout layer and the metal heat dissipation layer, and a heat conduction layer contacting with the circuit layout layer and the metal heat dissipation layer is provided on an inner wall of the perforation.

10. The vehicle-mounted display screen with the photosensitive function according to claim 9, wherein a heat sink connected to an external heat conducting structure is disposed in the through hole, and the heat sink contacts with the heat conducting layer.

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