CN218241220U

CN218241220U - Vehicle-mounted conductive lens, vehicle-mounted panel assembly and vehicle-mounted video monitoring equipment

Info

Publication number: CN218241220U
Application number: CN202221817910.5U
Authority: CN
Inventors: 刘耀军
Original assignee: Streamax Technology Co Ltd
Current assignee: Streamax Technology Co Ltd
Priority date: 2022-07-14
Filing date: 2022-07-14
Publication date: 2023-01-06
Anticipated expiration: 2032-07-14

Abstract

The utility model provides a vehicle-mounted conductive lens piece, vehicle-mounted panel subassembly and vehicle-mounted video monitoring equipment, vehicle-mounted conductive lens piece are including the plastic basic unit and the conductive film that stack gradually the setting, the plastic basic unit with conductive film fixed connection, the dorsad of conductive film plastic basic unit one side has conductive adhesive layer, conductive adhesive layer be used for with display panel's circuit board switches on ground connection. The utility model provides an on-vehicle conductive lens piece, on-vehicle panel assembly and on-vehicle video monitoring equipment adopts the on-vehicle conductive lens piece of plastic basic unit preparation, compares with the glass lens piece, and the lens of plastic basic unit is difficult to break, and easy to process. One side of plastic basic unit is fixed with the conducting film, and the conducting film has conductive adhesive layer to one side of plastic basic unit dorsad, makes on-vehicle conductive lens can paste to display panel, and this on-vehicle conductive lens can switch on ground connection through conducting layer and conductive adhesive layer and display panel's circuit board to form shielding structure, satisfy the electromagnetic interference killing feature of lens.

Description

Vehicle-mounted conductive lens, vehicle-mounted panel assembly and vehicle-mounted video monitoring equipment

Technical Field

The utility model belongs to the technical field of the car, more specifically say, relate to an on-vehicle conductive lens piece, on-vehicle panel assembly and on-vehicle video monitoring equipment.

Background

The display panel of the vehicle-mounted video monitoring equipment generally adopts lenses to protect the display area of the display panel, and the common lenses have poor anti-electromagnetic interference capability and are easy to cause the problems of screen flashing, screen blacking, damage and the like. Especially, when the protective lens is a glass lens, the protective lens is easy to burst after being impacted; and if the glass lens needs to be provided with the key hole, the processing is difficult, and the processing cost is higher.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the utility model is to provide an on-vehicle conductive lens piece, on-vehicle panel assembly and on-vehicle video monitoring equipment to solve the ordinary lens anti electromagnetic interference ability that exists among the prior art poor and the easy cracked technical problem of glass protection lens.

In order to achieve the purpose, the utility model adopts the technical proposal that: the utility model provides a vehicle-mounted conductive lens for protect display panel, vehicle-mounted conductive lens is including the plastic basic unit and the conductive film that stack gradually the setting, the plastic basic unit with conductive film fixed connection, the dorsad of conductive film plastic basic unit one side has conductive adhesive layer, conductive adhesive layer be used for with display panel's circuit board switches on ground connection.

In the scheme, the conductive film and the conductive adhesive layer have a conductive effect. When this on-vehicle conductive lens piece is attached to display panel, the conducting film switches on the ground connection through conducting resin layer and display panel's circuit board, and external electromagnetic interference can directly lead to the fact the damage to display panel through conducting film and circuit board ground connection, reduces the problem appearance that display panel flickered the screen, the black screen.

Optionally, the plastic substrate and the conductive film are bonded to each other through an optical adhesive layer.

The optical Adhesive layer is made of OCA (Optically Clear Adhesive) optical Adhesive, the light transmittance of the OCA optical Adhesive is 95%, glare can be reduced, loss of light emitted by a display panel (LCD for short) is reduced, the brightness of the LCD is increased, high transmittance is provided, energy consumption is reduced, and the display effect of the display panel is slightly influenced.

Optionally, the thickness of the optical adhesive layer is 0.125 ± 0.01mm.

Optionally, the conductive film has a thickness of 0.125 ± 0.01mm.

Optionally, an ink layer is arranged on one side, facing the conductive film, of the plastic base layer, or an ink layer is arranged on one side, facing the conductive adhesive layer, of the conductive film.

Optionally, the conductive adhesive layer is a conductive double-sided adhesive layer.

The utility model provides an on-vehicle conductive lens's beneficial effect lies in: the utility model discloses on-vehicle conductive lens piece adopts the on-vehicle conductive lens piece of plastic basic unit preparation, compares with the glass lens piece, and the lens of plastic basic unit is difficult to break, and easy processing. One side of plastic basic unit is fixed with the conductive film, and the conducting resin layer has on one side of the plastic basic unit of the back of conductive film, makes on-vehicle conductive lens can paste to display panel, and this on-vehicle conductive lens can switch on ground connection through the circuit board of conductive film and conducting resin layer and display panel to form shielding structure, satisfy the electromagnetic interference resistance performance of lens.

The utility model also provides an on-vehicle panel assembly, including display panel, still including right foretell on-vehicle conductive lens and metal support, metal support is fixed in display panel, just metal support with display panel's circuit board switches on, on-vehicle conductive lens paste in on the metal support.

Optionally, the metal bracket and the circuit board are fixedly connected through a screw, the metal bracket has a nut post, a connection hole is formed in the circuit board, and the screw passes through the connection hole and is connected to the nut post.

Optionally, the metal bracket is provided with a display frame for avoiding a display screen of the display panel.

The utility model provides an on-vehicle panel assembly's beneficial effect lies in: the utility model discloses on-vehicle conductive lens piece in the on-vehicle panel components adopts the on-vehicle conductive lens piece of plastic basic unit preparation, compares with the glass lens piece, and the lens of plastic basic unit is difficult to break, and easy processing. One side of plastic basic unit is fixed with the conducting film, and the conducting film has conductive adhesive layer on one side of the plastic basic unit that is dorsad, makes on-vehicle conductive lens piece can paste to metal support, and this on-vehicle conductive lens piece can switch on ground through conducting film, conductive adhesive layer metal support and display panel's circuit board to form shielding structure, satisfy the electromagnetic anti-interference performance of lens.

The utility model also provides a vehicle-mounted video monitoring equipment, including foretell vehicle-mounted panel subassembly.

The utility model provides an on-vehicle video monitoring equipment's beneficial effect lies in: the utility model discloses on-vehicle conductive lens piece among the on-vehicle video monitoring equipment adopts the on-vehicle conductive lens piece of plastic basic unit preparation, compares with the glass lens piece, and the lens of plastic basic unit is difficult to break, and easy to process. One side of plastic basic unit is fixed with the conductive film, and the conducting resin layer has on one side of the plastic basic unit of the back of conductive film, makes on-vehicle conductive lens can paste to metal support, and this on-vehicle conductive lens can switch on ground through conductive film, conductive resin layer, metal support and display panel's circuit board to form shielding structure, satisfy the electromagnetic interference killing feature of lens.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a side view of a vehicle-mounted conductive lens provided in an embodiment of the present invention;

fig. 2 is a front view of a vehicle-mounted conductive lens provided in an embodiment of the present invention;

fig. 3 is an exploded view of a vehicle-mounted panel assembly according to an embodiment of the present invention;

fig. 4 is a three-dimensional structure diagram of a metal bracket according to an embodiment of the present invention;

fig. 5 is a three-dimensional structure diagram of a display panel according to an embodiment of the present invention;

fig. 6 is a three-dimensional structure diagram of the vehicle-mounted video monitoring device provided by the embodiment of the present invention.

Wherein, in the figures, the various reference numbers:

1-vehicle-mounted conductive lens; 101-a first key hole; 11-a plastic base layer; 12-an optical glue layer; 13-a conductive film; 14-a conductive adhesive layer; 15-an ink layer; 2-a metal stent; 21-a nut post; 22-display frame; 23-a second key hole; 3-a display panel; 31-a display screen; 32-a circuit board; 320-connection hole; 33-key press; 4-a screw; 5-monitoring the box.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Now the embodiment of the present invention provides a vehicle-mounted conductive lens 1.

Referring to fig. 1 and fig. 2, the vehicle-mounted conductive lens 1 includes a plastic substrate 11 and a conductive film 13 stacked in sequence, the plastic substrate 11 is made of plastic, and the plastic substrate 11 is more difficult to break after being impacted, and the plastic substrate 11 is easy to process, and it is easier to open a hole on the plastic substrate 11. The plastic substrate 11 is fixedly connected with the conductive film 13, and the conductive film 13 is located on one side of the plastic substrate 11. The conductive film 13 has a conductive function, and when the vehicle-mounted video monitoring device is subjected to electromagnetic interference, the electromagnetic interference can be shielded through the conductive film 13. Specifically, the conductive film 13 has a conductive adhesive layer 14 on a side facing away from the plastic substrate 11, and the conductive adhesive layer 14 is used for facilitating the attachment of the vehicle-mounted conductive lens 1 to the display panel 3. When the vehicle-mounted conductive lens 1 is attached to the display panel 3, the conductive film 13 is connected with the circuit board 32 of the display panel 3 through the conductive adhesive layer 14 and grounded, and external electromagnetic interference can be directly grounded through the conductive film 13 and the circuit board 32, so that the display panel 3 is prevented from being damaged, and the problems of screen flashing and screen blacking of the display panel 3 are reduced.

In the vehicle-mounted conductive lens 1 of the above embodiment, the plastic substrate 11 is used to manufacture the vehicle-mounted conductive lens 1, and compared with a glass lens, the lens of the plastic substrate 11 is not easily broken and is easy to process. One side of plastic basic unit 11 is fixed with conducting film 13, and conducting film 13 has conducting resin layer 14 to plastic basic unit 11 one side dorsad, makes on-vehicle conductive mirror piece 1 can paste to display panel 3, and this on-vehicle conductive mirror piece 1 can switch on ground connection through conducting film 13 and conducting resin layer 14 and display panel 3's circuit board 32 to form shielding structure, satisfy on-vehicle conductive mirror piece's electromagnetism interference killing feature.

In one embodiment of the present invention, referring to fig. 1, the plastic substrate 11 and the conductive film 13 are adhered to each other by the optical adhesive layer 12. The optical adhesive layer 12 has adhesiveness, and can directly bond the plastic substrate 11 and the conductive film 13 to each other. The optical adhesive is colorless and transparent, has the light transmittance of more than 90 percent, has good bonding strength, can be cured at room temperature or middle temperature, has the characteristics of small curing shrinkage and the like, and is suitable for bonding structural members under application scenes such as a lens, a display panel 3 and the like. Optionally, the optical Adhesive layer is made of OCA (optical Clear Adhesive) optical Adhesive, and the optical transmittance of the OCA optical Adhesive is 95%, so that glare can be reduced, loss of light emitted by the display panel 3 (LCD for short) is reduced, the brightness of the LCD is increased, high transmittance is provided, energy consumption is reduced, and the display effect of the display panel 3 is less affected.

In other embodiments, the conductive film 13 is attached to the plastic substrate 11 by electroplating or the like.

In one embodiment of the present invention, the thickness of the optical adhesive layer 12 is 0.125 ± 0.01mm. When the thickness of the optical adhesive layer 12 is too thick, the transmittance of light emitted by the display panel 3 may be affected, and the display effect may be affected; when the thickness of the optical adhesive layer 12 is too thin, the adhesion between the plastic substrate 11 and the conductive film 13 may be affected, and the conductive film 13 may be separated from the plastic substrate 11. Therefore, the thickness of the optical adhesive layer 12 is set to 0.125 ± 0.01mm.

In one embodiment of the present invention, the thickness of the conductive film 13 is 0.125 ± 0.01mm. When the thickness of the conductive film 13 is too thick, the transmittance of light emitted from the display panel 3 may be affected, and the display effect may be affected; when the thickness of the conductive film 13 is too thin, the emi shielding effect of the vehicle-mounted conductive lens 1 may be affected, and the electromagnetic wave may not be effectively shielded. Therefore, the thickness of the conductive film 13 is set to 0.125 ± 0.01mm.

Alternatively, the conductive film 13 may be an ITO conductive film, which is obtained by sputtering a transparent Indium Tin Oxide (ITO) conductive film coating on a transparent organic thin film material by magnetron sputtering, evaporation, chemical vapor deposition, and the like, and performing high-temperature annealing treatment. The ITO conductive films have different thicknesses and different conductivity and light transmittance. Generally, in the case of a base material having the same process conditions and performance, the thicker the ITO conductive film is, the smaller the surface resistance thereof is, and the smaller the light transmittance thereof is accordingly.

In one embodiment of the present invention, referring to fig. 2 and 3, the side of the plastic substrate 11 facing the conductive film 13 has an ink layer 15. Ink layer 15 can be black, dark blue etc. dark ink layer, so can shelter from display panel 3 except that the part of display area, makes on-vehicle panel assembly's outward appearance cleaner and tidier. In other embodiments, the side of the conductive film 13 facing the conductive adhesive layer 14 has an ink layer 15. Likewise, the portion of the display panel 3 other than the display area can be shielded, so that the appearance of the vehicle panel assembly is neater.

Optionally, the vehicle-mounted conductive lens 1 is further provided with a first key hole 101 for avoiding the key 33 on the display panel 3, so that the key 33 on the display panel 3 can pass through the vehicle-mounted conductive lens 1, and even when the vehicle-mounted conductive lens 1 is used to protect the display panel 3, the normal use of the key 33 is not affected.

In one embodiment of the present invention, the conductive adhesive layer 14 is a conductive double-sided adhesive layer, both sides of the conductive double-sided adhesive layer have viscosity, one side of the conductive double-sided adhesive layer is adhered to the conductive film 13, and the other side of the conductive double-sided adhesive layer can be adhered to the display panel 3. The conductive double-sided adhesive layer is low in cost and easy to obtain, the vehicle-mounted conductive lens 1 can be conveniently attached to the display panel 3 through the conductive double-sided adhesive layer, and the assembly is simple.

Referring to fig. 3 to 5, the present invention further provides a vehicle-mounted panel assembly, the vehicle-mounted panel assembly includes the vehicle-mounted conductive lens 1 in any of the above embodiments, the vehicle-mounted panel assembly further includes the display panel 3 and the metal bracket 2, the vehicle-mounted conductive lens 1, the metal bracket 2 and the display panel 3 are sequentially disposed, the vehicle-mounted conductive lens 1 is fixed on the metal bracket 2, and the metal bracket 2 is fixed on the display panel 3.

Wherein, one side of the vehicle-mounted conductive lens 1 is a conductive adhesive layer 14, the vehicle-mounted conductive lens 1 can be adhered to the metal bracket 2 through the conductive adhesive layer 14, and the metal bracket 2 is connected to the circuit board 32 of the display panel 3. Like this, conducting film 13, conducting adhesive layer 14, metal support 2, circuit board 32 switch on ground connection in proper order, and when electromagnetic interference appeared in the external world, electromagnetic interference's electric current passed through conducting film 13, conducting adhesive layer 14, metal support 2 to circuit board 32 ground connection, can play shielding electromagnetic interference's effect to avoid causing irreversible damage to display panel 3.

The utility model provides an on-vehicle panel assembly has adopted foretell on-vehicle conductive lens piece 1, and on-vehicle conductive lens piece 1 adopts the on-vehicle conductive lens piece 1 of 11 preparation of plastic basic unit, compares with the glass lens piece, and the lens of plastic basic unit 11 is difficult to break, and easy to process. One side of plastic basic unit 11 is fixed with conducting film 13, and conducting film 13's the one side of being directed against plastic basic unit 11 has conductive adhesive layer 14, makes on-vehicle conductive lens 1 can paste to metal support 2, and this on-vehicle conductive lens 1 can switch on ground connection through conducting film 13, conductive adhesive layer 14 and metal support 2 and display panel 3's circuit board 32 to form shielding structure, satisfy the electromagnetism anti-interference ability of lens.

In one embodiment, referring to fig. 3 to 5, the metal bracket 2 and the circuit board 32 are fixedly connected by a screw 4. The metal bracket 2 may be grounded to the circuit board 32 by the screw 4. Specifically, the metal bracket 2 has a nut post 21, the circuit board 32 has a connection hole 320, and the screw 4 passes through the connection hole 320 of the circuit board 32 and is screwed with the nut post 21 of the metal bracket 2, so that the metal bracket 2 is fixed on the circuit board 32 of the display panel 3.

Referring to fig. 5, the display panel 3 includes a display screen 31 and a circuit board 32, the display screen 31 is connected to the circuit board 32, the display screen 31 is fixed on the circuit board 32, the size of the circuit board 32 is larger than that of the display screen 31, so that the periphery of the circuit board 32 protrudes from the display screen 31, the portion of the circuit board 32 protruding from the display screen 31 can be called a connection area, the connection hole 320 can be opened in the connection area, and the metal bracket 2 is connected to the connection area of the circuit board 32. The number of the connection holes 320 may be selected to be plural so that the metal bracket 2 can be stably fixed to the circuit board 32.

The display panel 3 further includes a key 33, the key 33 is fixed on the circuit board 32, and the key 33 is electrically connected to the circuit board 32.

The metal support 2 is frame-shaped, and when the metal support 2 is fixed on the circuit board 32, the display screen 31 is located in the frame of the metal support 2. That is, the metal bracket 2 is provided with a display frame 22, and the display frame 22 is used for avoiding the display screen 31. The metal support 2 is provided with a second key hole 23 for avoiding the key 33, so that the key 33 can pass through the second key hole 23 and the first key hole 101, and the normal use of the key 33 is ensured.

Referring to fig. 6, the utility model also provides a vehicle-mounted video monitoring equipment, vehicle-mounted video monitoring equipment includes the vehicle-mounted panel subassembly in any embodiment of the aforesaid, still includes control box 5, and in vehicle-mounted panel subassembly was fixed in control box 5, vehicle-mounted video monitoring equipment set up in the inside of car.

The utility model provides an on-vehicle video monitoring equipment has adopted foretell vehicle-mounted panel subassembly, and on-vehicle conductive lens piece 1 among the vehicle-mounted panel subassembly adopts on-vehicle conductive lens piece 1 of 11 preparation in plastic basic unit, compares with the glass lens piece, and the lens of plastic basic unit 11 is difficult to break, and easy processing. One side of plastic basic unit 11 is fixed with conducting film 13, and conducting film 13's the one side of being directed against plastic basic unit 11 has conductive adhesive layer 14, makes on-vehicle conductive lens 1 can paste to metal support 2, and this on-vehicle conductive lens 1 can switch on ground through conducting film 13, conductive adhesive layer 14, metal support 2 and display panel 3's circuit board 32 to form shielding structure, satisfy the electromagnetic interference killing feature of lens.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an on-vehicle conductive lens for protect display panel, its characterized in that: the vehicle-mounted conductive lens comprises a plastic base layer and a conductive film which are sequentially stacked, the plastic base layer is fixedly connected with the conductive film, the conductive film is back to one side of the plastic base layer, a conductive adhesive layer is arranged on one side of the conductive film, and the conductive adhesive layer is used for being conducted with the circuit board of the display panel and grounded.

2. The vehicle mounted conductive lens of claim 1, wherein: the plastic base layer and the conductive film are bonded with each other through an optical adhesive layer.

3. The vehicle mounted conductive lens of claim 2, wherein: the thickness of the optical adhesive layer is 0.125 +/-0.01 mm.

4. The vehicle mounted conductive lens of claim 1, wherein: the thickness of the conductive film is 0.125 +/-0.01 mm.

5. The vehicle mounted conductive lens of claim 1, wherein: the side of the plastic base layer facing the conductive film is provided with an ink layer, or the side of the conductive film facing the conductive adhesive layer is provided with an ink layer.

6. The vehicle mounted conductive lens of claim 1, wherein: the conductive adhesive layer is a conductive double-sided adhesive layer.

7. On-vehicle panel assembly, including display panel, its characterized in that: the display panel further comprises the vehicle-mounted conductive lens and a metal bracket according to any one of claims 1 to 6, wherein the metal bracket is fixed on the display panel and is in conduction with a circuit board of the display panel, and the vehicle-mounted conductive lens is adhered to the metal bracket.

8. The vehicle panel assembly of claim 7, wherein: the metal support with the circuit board passes through screw thread spare fixed connection, the metal support has the nut post, the connecting hole has been seted up on the circuit board, the screw thread spare passes the connecting hole and connect in the nut post.

9. The vehicular panel assembly according to claim 7, wherein: the metal support is provided with a display frame for avoiding a display screen of the display panel.

10. Vehicle-mounted video monitoring equipment, its characterized in that: comprising the vehicular panel assembly defined in any one of claims 7-9.