CN212084543U - Display device of vehicle-mounted multimedia host - Google Patents
Display device of vehicle-mounted multimedia host Download PDFInfo
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- CN212084543U CN212084543U CN202021035979.3U CN202021035979U CN212084543U CN 212084543 U CN212084543 U CN 212084543U CN 202021035979 U CN202021035979 U CN 202021035979U CN 212084543 U CN212084543 U CN 212084543U
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- copper
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- display
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 40
- 229910052802 copper Inorganic materials 0.000 claims abstract description 40
- 239000010949 copper Substances 0.000 claims abstract description 40
- 239000000758 substrate Substances 0.000 claims description 25
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims 1
- 230000003068 static effect Effects 0.000 abstract description 15
- 230000009191 jumping Effects 0.000 abstract 1
- 230000005611 electricity Effects 0.000 description 12
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a display device of on-vehicle multimedia host computer, it includes: the display screen module comprises a display panel, a drive IC and a flexible circuit board; the display panel is provided with an electronic circuit, the driving IC is arranged on the electronic circuit of the display panel, and the flexible circuit board is connected with the electronic circuit on the display panel; the flexible circuit board is provided with a copper exposure area, and the copper exposure area is connected with a grounding end on the flexible circuit board. Based on the utility model provides a scheme, thereby the earthing terminal on dew copper district and the flexible circuit board links to each other and constitutes the minimum route of impedance, makes static in the display device can cause the demonstration to disturb on can not jumping to drive IC via the minimum route flow direction ground of impedance as far as possible.
Description
Technical Field
The utility model belongs to the technical field of auto-parts and specifically relates to a display device of on-vehicle multimedia host computer is related to.
Background
The display screen of the vehicle-mounted multimedia host has a large amount of electrostatic interference under the actual use environment, the display screen is a product which is easy to interfere, and the display screen can generate abnormal phenomena such as multiple displays, crosstalk and the like under the condition of the electrostatic interference.
In the prior art, in order to prevent static electricity from interfering with a display screen, the following methods are specifically adopted, wherein 1, static electricity is led into the ground by using a metal shell; 2. a conductive shielding material is additionally attached to the vehicle-mounted multimedia host; 3. the frame of the shell is enlarged, so that the electrostatic discharge point is far away from the internal assembly. However, the above methods have the disadvantages of high cost, heavy weight, large frame, etc.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention has been made to provide a display device of an in-vehicle multimedia host that overcomes or at least partially solves the above problems.
According to the utility model discloses an aspect provides a display device of on-vehicle multimedia host computer, it includes:
the display screen module comprises a display panel, a drive IC and a flexible circuit board; wherein
The display panel is provided with an electronic circuit, the driving IC is arranged on the electronic circuit of the display panel, and the flexible circuit board is connected with the electronic circuit on the display panel;
the flexible circuit board is provided with a copper exposure area, and the copper exposure area is connected with a grounding end on the flexible circuit board.
Optionally, the flexible circuit board further comprises:
the flexible substrate is provided with through holes penetrating through two sides of the flexible substrate;
and the copper-clad area is arranged on one side of the flexible substrate and is provided with a grounding end, and the copper-exposed area is connected with the grounding end of the copper-clad area and is exposed on the other side of the flexible substrate, which is deviated from the copper-clad area, through the through hole.
Optionally, on a side of the flexible substrate facing away from the copper-clad region, the copper-exposed region covers the through hole.
Optionally, one side of the flexible substrate where the copper-exposed region is located is away from the display panel, and one side of the flexible substrate where the copper-coated region is located is close to the display panel.
Optionally, the display device further comprises:
the printed circuit board is connected with the display screen module through the flexible circuit board to transmit display signals;
the display screen module is arranged in the face shell;
the edge of the display screen module and the face shell are provided with a gap, the flexible circuit board is connected to the printed circuit board along the gap from the edge of the display panel, and the copper exposure area is arranged in the gap.
Optionally, a gap opening is formed at the contact part of the gap and the outer part of the face shell;
the distance from the driving IC to the gap opening is larger than the distance from the copper exposing area to the gap opening.
Optionally, the display device further comprises:
a touch panel disposed within the face housing;
the slit opening is formed between an edge of the touch panel and the face cover.
The utility model provides an among the scheme, be provided with the electronic circuit on the display panel, driver IC sets up on display panel's electronic circuit, and the electronic circuit on flexible circuit board and the display panel is connected and is provided with the dew copper district on the flexible circuit board, thereby the earthing terminal on dew copper district and the flexible circuit board links to each other and constitutes the minimum route of impedance, makes static in the display device can be via the minimum route flow direction ground of impedance as far as possible, and can not jump to and cause the demonstration interference to display panel on the driver IC.
The above description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following detailed description of the present invention is given.
The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the present invention will be described in detail hereinafter, by way of illustration and not by way of limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:
fig. 1 shows an exploded view of a display device of an in-vehicle multimedia host according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of a display device of an in-vehicle multimedia host according to an embodiment of the present invention;
fig. 3 shows a schematic structural diagram of a display screen module of a display device of an on-vehicle multimedia host according to an embodiment of the present invention.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
It should be noted that the technical features of the embodiments and the alternative embodiments of the present invention can be combined with each other without conflict.
Fig. 1 shows an exploded view of a display device of an in-vehicle multimedia host according to an embodiment of the present invention; fig. 2 is a cross-sectional view of a display device of an in-vehicle multimedia host according to an embodiment of the present invention; fig. 3 shows a schematic structural diagram of a display screen module of a display device of an on-vehicle multimedia host according to an embodiment of the present invention. Referring to fig. 1 to 3, the display device of the on-vehicle multimedia host may include a display screen module 110, a front case 120, a rear cover 140, a printed circuit board 130, a touch panel 180, and a heat sink 150. The touch panel 180 is fixedly disposed on a side of the face housing 120, the display screen module 110 is fixedly disposed on a side of the touch panel 180 close to the face housing 120, and the display screen module 110 is configured to process the received display signal and display a corresponding image. The touch panel 180 may be provided with key regions on two sides of the display panel 111 for a user to perform an operation on the display screen module 110. The face shell 120 mainly plays a supporting role. The rear cover 140, the printed circuit board 130, and the heat sink 150 are sequentially disposed on the other side surface of the panel case 120. The printed circuit board 130 is provided with an electronic circuit and an electronic device, and is mainly used for providing a display signal for the display screen module 110. The heat sink 150 is mainly used to dissipate heat from the devices on the printed circuit board 130.
Referring to fig. 2-3, the display module 110 may include a display panel 111, a driver IC (Integrated Circuit) 112, a flexible Circuit board 113, and a backlight 160. The display panel 111 is disposed at a middle position of one side of the touch panel 180 close to the front case 120, and the display panel 111 is provided with an electronic circuit. The flexible circuit board 113 includes a first connection end 1134 and a second connection end 1135, each of the first connection end 1134 and the second connection end 1135 is provided with a plurality of pads or interfaces, so that the first connection end 1134 can be electrically connected to the electronic circuit of the display panel 111, and the second connection end 1135 can be electrically connected to the electronic circuit on the printed circuit board 130, and the flexible circuit board 113 is mainly used for transmitting the display signals in digital form generated by the printed circuit board 130 to the display panel. The driving IC112 is disposed on an electronic circuit of the display panel 111, and the driving IC112 is configured to convert the display signal in digital form received by the display panel 111 into a display signal in analog form, so that the display panel 111 displays corresponding content.
In order to prevent static electricity from causing display interference to the display panel 111, in the embodiment of the present invention, the flexible circuit board 113 is provided with the exposed copper area 1131, and the exposed copper area 1131 is connected to the ground terminal on the flexible circuit board 113 to form the lowest path of impedance, so that static electricity in the display device can flow to the ground via the lowest path of impedance as much as possible, and cannot jump to the driving IC112 to cause display interference to the display panel 111.
The flexible circuit board 113 includes a flexible substrate 1132 and a copper-clad portion 1133 disposed on one side of the flexible substrate 1132, wherein the copper-clad portion 1133 forms a circuit on one side of the flexible substrate 1132. The flexible substrate 1132 is provided with a through hole 11321 penetrating through two sides of the flexible substrate 1132, the copper-clad region 1133 has a grounding end, and the copper-exposed region 1131 is connected with the grounding end of the copper-clad region 1133 and is exposed to the other side of the flexible substrate 1132 departing from the copper-clad region 1133 through the through hole 11321.
Wherein, the one side of the flexible substrate 1132 where the copper-exposed area 1131 is located deviates from the display panel 111, the one side of the flexible substrate 1132 where the copper-coated area 1133 is located is close to the display panel 111, and the one side of the flexible substrate 1132 deviating from the copper-coated area 1133 covers the through hole 11321 in the copper-exposed area 1131. Therefore, static electricity jumps to the copper exposure area 1131 as much as possible, and does not enter other spaces from the through hole 11321, so that display interference caused by the static electricity on the display panel 111 is further reduced.
Referring to fig. 2-3, a gap is formed between the edge of the display module 110 and the panel housing 120, and the gap and the outer contact portion of the panel housing 120 form a gap opening 170, and specifically, the gap opening 170 is formed between the edge of the touch panel 180 and the panel housing 120. The flexible circuit board 113 is connected to the printed circuit board 130 along a slit from the edge of the display panel 111, the copper exposed region 1131 is disposed in the slit, and the distance from the driving IC112 to the slit opening 170 is greater than the distance from the copper exposed region 1131 to the slit opening 170. Thereby ensuring that the static electricity entering from the slit opening 170 jumps to the copper exposed area 1131 as much as possible and does not jump to the driver IC112, and further reducing the display interference caused by the static electricity to the display panel 111.
The utility model provides a display device of on-vehicle multi-media host computer, in the scheme that the utility model provides, be provided with the electronic circuit on the display panel 111, drive IC112 sets up on display panel 111's electronic circuit, flexible circuit board 113 is connected with the electronic circuit on the display panel 111 and is provided with on the flexible circuit board 113 and exposes copper district 1131, exposes copper district 1131 and is connected with the earthing terminal on the flexible circuit board 113, constitutes the minimum route of impedance, makes the static in the display device can be as far as possible via the minimum route of impedance flow to ground and can not jump to drive IC and cause the display to disturb on the display panel; further, one side of the flexible substrate 1132 where the copper exposure region 1131 is located is away from the display panel 111, and the copper exposure region 1131 covers the through hole 11321 on the flexible substrate 1132, so that it is ensured that static electricity jumps to the copper exposure region 1131 as much as possible, and display interference caused by the static electricity to the display panel 111 is further reduced; further, the copper exposure area 1131 is disposed in the gap formed between the panel and the display module, and the distance from the copper exposure area 1131 to the gap opening 170 is smaller than the distance from the driving IC112 to the gap opening 170, so as to further ensure that the static electricity entering from the gap opening jumps to the copper exposure area 1131, thereby further reducing the display interference caused by the static electricity to the display panel 111.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments can be modified or some or all of the technical features can be equivalently replaced within the spirit and principles of the present invention; such modifications and substitutions do not depart from the scope of the present invention.
Claims (7)
1. A display device of a vehicle-mounted multimedia host is characterized by comprising:
the display screen module comprises a display panel, a drive IC and a flexible circuit board; wherein the content of the first and second substances,
the display panel is provided with an electronic circuit, the driving IC is arranged on the electronic circuit of the display panel, and the flexible circuit board is connected with the electronic circuit on the display panel;
the flexible circuit board is provided with a copper exposure area, and the copper exposure area is connected with a grounding end on the flexible circuit board.
2. The display device of the multimedia host for vehicles according to claim 1, wherein the flexible circuit board comprises:
the flexible substrate is provided with through holes penetrating through two sides of the flexible substrate;
and the copper-clad area is arranged on one side of the flexible substrate and is provided with a grounding end, and the copper-exposed area is connected with the grounding end of the copper-clad area and is exposed on the other side of the flexible substrate, which is deviated from the copper-clad area, through the through hole.
3. The display device of on-vehicle multimedia host according to claim 2,
and on one side of the flexible substrate, which is deviated from the copper-clad area, the copper-exposed area covers the through hole.
4. The display device of on-vehicle multimedia host according to claim 2,
one side of the flexible substrate where the copper-exposed area is located deviates from the display panel, and one side of the flexible substrate where the copper-coated area is located is close to the display panel.
5. The display device of the multimedia host computer for vehicles according to claim 1, further comprising:
the printed circuit board is connected with the display screen module through the flexible circuit board to transmit display signals;
the display screen module is arranged in the face shell;
the edge of the display screen module and the face shell are provided with a gap, the flexible circuit board is connected to the printed circuit board along the gap from the edge of the display panel, and the copper exposure area is arranged in the gap.
6. The display device of on-vehicle multimedia host according to claim 5,
a gap opening is formed at the contact part of the gap and the outer part of the face shell;
the distance from the driving IC to the gap opening is larger than the distance from the copper exposing area to the gap opening.
7. The display device of the multimedia host computer for vehicles according to claim 6, further comprising:
a touch panel disposed within the face housing;
the slit opening is formed between an edge of the touch panel and the face cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021035979.3U CN212084543U (en) | 2020-06-08 | 2020-06-08 | Display device of vehicle-mounted multimedia host |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021035979.3U CN212084543U (en) | 2020-06-08 | 2020-06-08 | Display device of vehicle-mounted multimedia host |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212084543U true CN212084543U (en) | 2020-12-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021035979.3U Active CN212084543U (en) | 2020-06-08 | 2020-06-08 | Display device of vehicle-mounted multimedia host |
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| Country | Link |
|---|---|
| CN (1) | CN212084543U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113879230A (en) * | 2021-09-13 | 2022-01-04 | 远峰科技股份有限公司 | Vehicle-mounted display device |
-
2020
- 2020-06-08 CN CN202021035979.3U patent/CN212084543U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113879230A (en) * | 2021-09-13 | 2022-01-04 | 远峰科技股份有限公司 | Vehicle-mounted display device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220330 Address after: 430051 No. b1336, chuanggu startup area, taizihu cultural Digital Creative Industry Park, No. 18, Shenlong Avenue, Wuhan Economic and Technological Development Zone, Wuhan, Hubei Province Patentee after: Yikatong (Hubei) Technology Co.,Ltd. Address before: No.c101, chuanggu start up area, taizihu cultural Digital Industrial Park, No.18 Shenlong Avenue, Wuhan Economic Development Zone, Hubei Province Patentee before: HUBEI ECARX TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |