CN209643074U - Flexible circuit board and display - Google Patents
Flexible circuit board and display Download PDFInfo
- Publication number
- CN209643074U CN209643074U CN201822127534.7U CN201822127534U CN209643074U CN 209643074 U CN209643074 U CN 209643074U CN 201822127534 U CN201822127534 U CN 201822127534U CN 209643074 U CN209643074 U CN 209643074U
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- China
- Prior art keywords
- ears
- circuit board
- flexible circuit
- conductive
- flexible
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 210000005069 ears Anatomy 0.000 claims abstract description 73
- 239000004020 conductor Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910001297 Zn alloy Inorganic materials 0.000 description 1
- FJMNNXLGOUYVHO-UHFFFAOYSA-N aluminum zinc Chemical compound [Al].[Zn] FJMNNXLGOUYVHO-UHFFFAOYSA-N 0.000 description 1
- 239000007767 bonding agent Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
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- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The utility model provides a kind of flexible circuit board and display.A kind of flexible circuit board includes: flexible body plate, and flexible body intralamellar part is provided with interior ground wire；It picks up the ears, the side for being set to one end of flexible body plate of picking up the ears；Wherein, pick up the ears that there is the flexibility of relative flexibility main board fold, and the surface picked up the ears has the conductive region being connected with interior ground wire.The flexible circuit board of the utility model, which has, picks up the ears, the conductive region picked up the ears is contacted with the conductive frame of display screen, electromagnetic interference source in flexible circuit board, conductive frame and display screen is grounded by the interior ground wire of flexible circuit intralamellar part, improves the EMC performance of whole display.
Description
Technical field
The utility model relates to circuit board technology field, in particular to a kind of flexible circuit board and have the flexible circuit board
Display.
Background technique
In the prior art, display passes through flexible circuit board (Flexible Printed Circuit, FPC) and mainboard phase
Even, but due to the conductive frame of FPC and display and not in contact with and there are gap so that the conductive frame of FPC and display it
Between do not turn on, mutually isolation in the state of display conductive frame be in vacant state, Electro Magnetic Compatibility (Electro
Magnetic Compatibility, EMC) it is poor, need to be arranged other conducting connecting parts to improve EMC performance, conduction is even
Fitting will increase the thickness of display, and whole display volume increases, more heavy；Increase more auxiliary material, cost is higher.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of flexible circuit board, comprising:
Flexible body plate, flexible body intralamellar part are provided with interior ground wire；
It picks up the ears, the side for being set to one end of flexible body plate of picking up the ears；
Wherein, the flexibility for picking up the ears to have relative flexibility main board to turn down, and the surface picked up the ears has and is connected with interior ground wire
Logical conductive region.
Optionally, it picks up the ears to be integrally formed with flexible body plate.
Optionally, the one end picked up the ears is connected with flexible body plate, and the other end picked up the ears is provided with conductive region.
Optionally, pick up the ears include:
One end of bar shaped interconnecting piece, bar shaped interconnecting piece is connected with flexible body plate；With
Conductive supporting part, conductive supporting part are connected to the other end of bar shaped interconnecting piece；
Wherein, conductive region is located at conductive supporting part.
Optionally, it picks up the ears to be provided with the gap for avoiding fold of picking up the ears between the side of flexible body plate.
Optionally, the both ends that the setting of flexible body plate is picked up the ears are provided with row wire terminal.
The embodiments of the present invention also provide a kind of display, which includes:
Conductive frame；
Display screen, display screen are installed on conductive frame；
The side or bottom end of display screen are fixed in above-mentioned flexible circuit board, one end that the setting of flexible circuit board is picked up the ears；
Wherein, flexible circuit board picks up the ears to turn down, and conductive region contacts with the surface conductance of conductive frame.
Optionally, the conductive region of flexible circuit board picked up the ears is fixed on conductive frame by conducting resinl.
Optionally, one end and display screen that the setting of flexible circuit board is picked up the ears are conductively connected.
Optionally, which further includes shell；
Conductive frame, display screen and flexible circuit board are respectively positioned on interior of shell.
From the above technical scheme, the flexible circuit board of the utility model have pick up the ears, the conductive region picked up the ears with
The conductive frame of display screen contacts, and the electromagnetic interference source in flexible circuit board, conductive frame and display screen is passed through flexible circuit
The interior ground wire of intralamellar part is grounded, and improves the EMC performance of whole display.
Detailed description of the invention
The following drawings only does schematic illustration and explanation to the utility model, does not limit the scope of the utility model.
Fig. 1 is the flexible circuit board schematic diagram of the utility model embodiment.
Fig. 2 is the display schematic diagram of the utility model embodiment.
Wherein: 1- flexible circuit board；
11- flexible body plate；
111- row wire terminal；
12- picks up the ears；
121- bar shaped interconnecting piece, 122- conduction supporting part, 123- conductive region；
2- conductive frame；
3- display screen.
Specific embodiment
In order to which the technical features, objects and effects to utility model are more clearly understood, Detailed description of the invention sheet is now compareed
The specific embodiment of utility model, identical label indicates identical part in the various figures.
Herein, " schematic " expression " serving as examplea, instances, or illustrations " should not will be described herein as " showing
Any diagram, the embodiment of meaning property " are construed to technical solution that is a kind of preferred or more having advantages.
To make simplified form, only schematically showing and the utility model relevant portion, and not generation in each figure
Its practical structures as product of table.In addition, there is identical structure or function in some figures so that simplified form is easy to understand
Component, only symbolically depict one of those, or only marked one of those.
Herein, "upper", "lower", "front", "rear", "left", "right" etc. are only used for indicating opposite between relevant portion
Positional relationship, and the absolute position of these non-limiting relevant portions.
Herein, " first ", " second " etc. are only used for mutual differentiation, rather than indicate significance level and sequence and
Existing premise etc. each other.
Herein, the limitation in " equal ", " identical " etc. and non-critical mathematics and/or geometry meaning also includes
It will be appreciated by those skilled in the art that and the error that the permissions such as makes or uses.Unless otherwise indicated, numerical value model herein
It encloses not only including the entire scope in two endpoint, also includes being contained in several subranges therein.
In order to solve in the prior art to the technical problem of the EMC performance difference of the conductive frame of display 2, as shown in Figure 1,
The embodiments of the present invention provide a kind of flexible circuit board 1, which includes:
Flexible body plate 11, flexible body plate 11 are internally provided with interior ground wire, which can realize that FPC is grounded；
Pick up the ears 12, the side of the one end that 12 are set to flexible body plate 11 of picking up the ears, specific this pick up the ears 12 can be it is single,
It can be two for being located at 11 two sides of flexible body plate；
Wherein, pick up the ears 12 with relative flexibility main board 11 turn down flexibilities, and pick up the ears 12 surface have with interior
The conductive region 123 that line is connected.This picks up the ears 12 to turn down, it can curling, and this picks up the ears 12 have conductive region
123, conductive region 123 is connected with interior ground wire, and the conductor area 123 and ground potential are same current potentials.
Pick up the ears 12 fold of specific this can be folding with respect to itself, i.e. the angle of the fold can be 180 °.
In the prior art, the flexible body plate 11 of flexible circuit board 1 is connected with the display screen of display, the conduction of display
Frame is in vacant state, thus the EMC performance of the conductive frame is poor, generates electromagnetic interference, influences the normal use of display screen.
The flexible circuit board 1 of the utility model embodiment, which has, picks up the ears 12, this pick up the ears 12 conductive region 123 and display screen
Conductive frame 2 contact, by the electromagnetic interference source in flexible circuit board 1, conductive frame 2 and display screen 3 pass through flexible circuit board 1
Internal interior ground wire is grounded, and improves the EMC performance of conductive frame 2.
In some instances, pick up the ears 12 with flexible body plate 11 be integrally formed, in the fabrication process, flexible body plate 11 with
Pick up the ears a 12 shared Zhang Jicai, does not increase additional cost and manufacturing procedure while improving conductive frame 2EMC performance.
The flexible body plate 11 and pick up the ears 12 to use insulating substrates flexible, may be implemented to pick up the ears 12 fold, and the base material thickness
The integral thickness of display screen will not be increased on a large scale even if picking up the ears 12 folds for 0.08-0.15mm, thickness very little.
In one example, pick up the ears 12 one end is connected with flexible body plate 11, and 12 other end of picking up the ears is provided with conduction
Region 123.12 one end pick up the ears as free end, as the drive end of fold, and the other end is connected with flexible body plate 11, which is
Conductive region 123 is arranged in the drive end of fixing end, fold, realizes the conductive connection with conductive frame 2.
In a specific example, pick up the ears 12 may include:
One end of bar shaped interconnecting piece 121, bar shaped interconnecting piece 121 is connected with flexible body plate 11, and 12 one end of picking up the ears is consolidated
It is fixed；With
Conductive supporting part 122, conductive supporting part 122 are connected to the other end of bar shaped interconnecting piece 121, the conduction supporting part
122 be the drive end for realizing fold；
Wherein, conductive region 123 is located at conductive supporting part 122, and the surface area of the conduction supporting part 122 can be led greater than it
Electric region, specific conductive region 123 can be the region of nuditing wire, and the transmission of charge etc. may be implemented.
It picks up the ears between 12 folds it is understood that picking up the ears to can be set evacuation between 12 and the side of flexible body plate 11
Gap.The gap allow to pick up the ears 12 freely turn down without because flexible body plate 11 there are due to generate interference, pick up the ears 12 and flexible
Main board 11 respectively realizes function, but will not influence between each other.
It will be further understood that the setting of flexible body plate 11 is picked up the ears, 12 both ends are provided with row wire terminal 111,
The row wire terminal 111 realizes the connection of flexible body plate 11 and external equipment, specifically can be the company between display and mainboard
It connects, which can be the connector of the types of attachment such as golden finger.
The embodiments of the present invention additionally provide a kind of display, as shown in Fig. 2, the display includes:
Conductive frame 2, the conductive frame 2 are conductive material, such as iron, aluminum-zinc alloy, stainless steel；
Display screen 3, display screen 3 are installed on conductive frame 2, and being particularly shown screen 3 can be thin film transistor (TFT), the film crystal
Pipe can be fixed on conductive frame 2 by bonding agent；
The a certain table of display screen 3 is fixed in above-mentioned flexible circuit board 1, pick up the ears 12 one end of the setting of flexible circuit board 1
The side or lower end in face specifically can be the modes such as hot pressing and carry out installation fixation；
Wherein, 12 folds of picking up the ears of flexible circuit board 1 can be 12 folds of picking up the ears to the another side of display screen 3, and lead
Electric region 123 is contacted with the surface conductance of conductive frame 2, and conductive frame 2 is conductive material, and conductive region 123 has exposed
Conducting wire, conducting wire are contacted with the surface of conductive frame 2, the electromagnetic interference source in conductive frame 2 can be conducted to interior ground wire, be improved
The EMC performance of whole display.
In one example, 12 conductive region 123 of picking up the ears of flexible circuit board 1 can be fixed on conduction by conducting resinl
Frame 2, before use, conductive region 123 is picked up the ears outside 12 folds to conductive frame 2 in advance using the covering such as two-sided conducting resinl
It when surface, will pick up the ears 12 to be fixed on conductive frame 2 by conducting resinl, 12 position of guaranteeing to pick up the ears in use process is fixed.
Above-mentioned flexible circuit board 1 is with a thickness of 0.08-0.15mm, two-sided conducting resinl thickness 0.03-0.15mm, the flexible electrical
Road plate 1 pick up the ears 12 be installed after, the integral thickness of display screen 3, which increases, is no more than 0.3mm, and increase is picked up the ears after 12 to display
Integral thickness influences very little, does not influence the appearance of display.
The setting of flexible circuit board 1 in the utility model embodiment pick up the ears 12 one end and display screen 3 be conductively connected, it is soft
Property circuit board 1 the row wire terminal 111 at both ends be connected respectively with display screen 3 and mainboard, realize between display screen 3 and mainboard
Information transmission.
It is understood that the display further includes shell；
Above-mentioned conductive frame 2, display screen 3 and flexible circuit board 1 is respectively positioned on interior of shell, and shell is on the one hand to inside
Display screen 3.Conductive frame 2 and flexible circuit board 1 are protected, and another aspect shell may be implemented for the display to be installed on finger
Positioning is set.
Although not each embodiment is only wrapped it should be appreciated that this specification is described according to each embodiment
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art
The other embodiments that member is understood that.
Tool of the series of detailed descriptions listed above only for the feasible embodiment of the utility model
Body explanation, and not to limit the protection scope of the utility model, it is all without departing from made by the utility model skill spirit etc.
Effect embodiment or change should be included within the scope of protection of this utility model such as the combination, segmentation or repetition of feature.
Claims (10)
1. a kind of flexible circuit board (1) characterized by comprising
Flexible body plate (11), the flexible body plate (11) are internally provided with interior ground wire；
Pick up the ears (12), it is described pick up the ears (12) be set to the flexible body plate (11) one end side；
Wherein, described pick up the ears (12) have flexibility of the flexible body plate (11) fold relatively, and pick up the ears (12)
Surface has the conductive region (123) being connected with the interior ground wire.
2. flexible circuit board (1) according to claim 1, which is characterized in that (12) and the flexible body of picking up the ears
Plate (11) is integrally formed.
3. flexible circuit board (1) according to claim 1, which is characterized in that it is described pick up the ears (12) one end with it is described soft
Property main board (11) be connected, the other end for picking up the ears (12) is provided with the conductive region (123).
4. flexible circuit board (1) according to claim 3, which is characterized in that pick up the ears (12) include:
Bar shaped interconnecting piece (121), one end of the bar shaped interconnecting piece (121) are connected with the flexible body plate (11)；With
Conductive supporting part (122), the conduction supporting part (122) are connected to the other end of the bar shaped interconnecting piece (121)；
Wherein, the conductive region (123) is located at the conductive supporting part (122).
5. flexible circuit board (1) according to claim 3, which is characterized in that (12) and the flexible body of picking up the ears
The gap for (12) fold of picking up the ears described in evacuation is provided between the side of plate (11).
6. flexible circuit board (1) according to claim 1, which is characterized in that the setting side of the flexible body plate (11)
The both ends of ear (12) are provided with row wire terminal (111).
7. a kind of display characterized by comprising
Conductive frame (2)；
Display screen (3), the display screen (3) are installed on the conductive frame (2)；
Claim 1-6 any flexible circuit board (1) picks up the ears (12) described in the setting of the flexible circuit board (1)
The side or bottom end of the display screen (3) are fixed in one end；
Wherein, (12) fold of picking up the ears of the flexible circuit board (1), and the conductive region (123) and the conductive frame
(2) surface conductance contact.
8. display according to claim 7, which is characterized in that the described of the flexible circuit board (1) picks up the ears (12)
Conductive region (123) is fixed on the conductive frame (2) by conducting resinl.
9. display according to claim 7 or 8, which is characterized in that pick up the ears described in the setting of the flexible circuit board (1)
(12) one end and the display screen (3) is conductively connected.
10. display according to claim 7, which is characterized in that further include shell；
The conductive frame (2), the display screen (3) and the flexible circuit board (1) are respectively positioned on the interior of shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822127534.7U CN209643074U (en) | 2018-12-18 | 2018-12-18 | Flexible circuit board and display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822127534.7U CN209643074U (en) | 2018-12-18 | 2018-12-18 | Flexible circuit board and display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209643074U true CN209643074U (en) | 2019-11-15 |
Family
ID=68474942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822127534.7U Expired - Fee Related CN209643074U (en) | 2018-12-18 | 2018-12-18 | Flexible circuit board and display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209643074U (en) |
-
2018
- 2018-12-18 CN CN201822127534.7U patent/CN209643074U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191115 |