CN206452596U - High-precision flexible circuit board - Google Patents
High-precision flexible circuit board Download PDFInfo
- Publication number
- CN206452596U CN206452596U CN201720082196.2U CN201720082196U CN206452596U CN 206452596 U CN206452596 U CN 206452596U CN 201720082196 U CN201720082196 U CN 201720082196U CN 206452596 U CN206452596 U CN 206452596U
- Authority
- CN
- China
- Prior art keywords
- metal bending
- sheathed
- inverted trapezoidal
- internal diameter
- circuit board
- Prior art date
- 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
Landscapes
- Structure Of Printed Boards (AREA)
Abstract
The utility model is related to circuit board technology field, more particularly to a kind of high-precision flexible circuit board.The utility model provides a kind of high-precision flexible circuit board, including：Polyethylene jacket, flexible base board, copper lug, be arranged at signal transmitting layer be connected inside polyethylene jacket and with copper lug, be arranged inside polyethylene jacket and be coated on tinfoil screen layer outside signal transmitting layer, the foil shielding layer being coated on outside tinfoil screen layer and the metal bending that is sheathed on polyethylene jacket cover；Flexible base board includes rectangular portion and is arranged at the inverted trapezoidal portion of rectangular portion one end, and copper lug parallel interval is arranged at inverted trapezoidal portion；Metal bending is sheathed on rectangular portion and the join domain in inverted trapezoidal portion, and the internal diameter of one end of metal bending set is more than the internal diameter of the other end；The larger one end of metal bending set internal diameter is sheathed on outside inverted trapezoidal portion, and the less one end of metal bending set internal diameter is sheathed on outside rectangular portion；Simple in construction, precision is high.
Description
Technical field
The utility model is related to circuit board technology field, more particularly to a kind of high-precision flexible circuit board.
Background technology
Flexible PCB (Flexible Printed Circuit Board) is the print being made of flexible insulating substrate
Brush circuit, has the advantages that many rigid printed circuit boards do not possess.For example it can with free bend, winding, fold, can be according to
Space layout requires any and arranged, and is arbitrarily moved and flexible in three dimensions, so as to reach components and parts assembling and wire connection
Integration.The volume of electronic product can be substantially reduced using FPC, electronic product is applicable to high density, miniaturization, highly reliable side
The need for development.Therefore, FPC is in space flight, military affairs, mobile communication, laptop computer, computer peripheral equipment, PDA, digital camera etc.
It is widely used on field or product.The existing usual limited precision of flexible PCB, therefore, it is necessary to provide one kind
High-precision flexible circuit board, to solve the above problems.
Utility model content
The utility model provides a kind of high-precision flexible circuit board, low to solve existing flexible circuit board precision
Problem.
In order to solve the above technical problems, the technical solution adopted in the utility model is：
A kind of high-precision flexible circuit board, including：Polyethylene jacket, the flexible base board being arranged inside the polyethylene jacket,
It is arranged at the copper lug of the flexible base board end, is arranged at what is be connected inside the polyethylene jacket and with the copper lug
Signal transmitting layer, it is arranged inside the polyethylene jacket and is coated on tinfoil screen layer outside the signal transmitting layer, is coated on
Foil shielding layer outside the tinfoil screen layer and the metal bending set being sheathed on the polyethylene jacket；The flexible base
Plate includes rectangular portion and is arranged at the inverted trapezoidal portion of described rectangular portion one end, and the copper lug parallel interval is arranged at described
Inverted trapezoidal portion；The metal bending is sheathed on the rectangular portion and the join domain in the inverted trapezoidal portion, the metal bending
The internal diameter of one end of set is more than the internal diameter of the other end；The larger one end of the metal bending set internal diameter is sheathed on the inverted trapezoidal portion
Outside, less one end of the metal bending set internal diameter is sheathed on outside the rectangular portion.
The thickness of the foil shielding layer is more than the thickness of the tinfoil screen layer.
Adhesive layer is provided between the metal bending set and the polyethylene jacket.
The utility model is had the advantage that with effect：
A kind of high-precision flexible circuit board that the utility model is provided, including：Polyethylene jacket, it is arranged inside polyethylene jacket
Flexible base board, be arranged at the copper lug of flexible base board end, be arranged at what is be connected inside polyethylene jacket and with copper lug
Signal transmitting layer, it is arranged inside polyethylene jacket and is coated on tinfoil screen layer outside signal transmitting layer, is coated on tinfoil shielding
The outside foil shielding layer of layer and the metal bending being sheathed on polyethylene jacket cover；Flexible base board includes rectangular portion and setting
Inverted trapezoidal portion in rectangular portion one end, copper lug parallel interval is arranged at inverted trapezoidal portion；Metal bending set is sheathed on rectangular portion
With the join domain in inverted trapezoidal portion, the internal diameter of one end of metal bending set is more than the internal diameter of the other end；Metal bending set internal diameter compared with
Big one end is sheathed on outside inverted trapezoidal portion, and the less one end of metal bending set internal diameter is sheathed on outside rectangular portion；It is simple in construction,
Precision is high.
Brief description of the drawings
The utility model is described in further detail below in conjunction with the accompanying drawings：
A kind of schematic diagram for high-precision flexible circuit board that Fig. 1 provides for the utility model embodiment；
Fig. 2 is the close-up schematic view of a-quadrant in Fig. 1.
Brief description of the drawings：Polyethylene jacket 1, copper lug 2, signal transmitting layer 3, tinfoil screen layer 4, foil shielding layer 5, metal
Bending set 6.
Embodiment
Fig. 1 to Fig. 2 is referred to, a kind of high-precision flexible circuit board provided for the utility model embodiment, including poly- second
Alkene covers the 1, flexible base board being arranged inside the polyethylene jacket 1, is arranged at the copper lug 2 of the flexible base board end, sets
It is placed in the signal transmitting layer 3 being connected inside the polyethylene jacket 1 and with the copper lug 2, is arranged in the polyethylene jacket 1
Portion and it is coated on the outside tinfoil screen layer 4 of signal transmitting layer 3, the aluminum foil shielded being coated on outside the tinfoil screen layer 4
Layer 5 and the metal bending set 6 being sheathed on the polyethylene jacket 1；The flexible base board includes rectangular portion and is arranged at institute
The inverted trapezoidal portion of rectangular portion one end is stated, the parallel interval of copper lug 2 is arranged at the inverted trapezoidal portion；The metal bending set
6 are sheathed on the join domain in the rectangular portion and the inverted trapezoidal portion, and the internal diameter of one end of the metal bending set 6 is more than another
The internal diameter at end；The larger one end of metal bending 6 internal diameters of set is sheathed on outside the inverted trapezoidal portion, the metal bending set 6
The less one end of internal diameter is sheathed on outside the rectangular portion., the thickness of the foil shielding layer 5 is more than the tinfoil screen layer 4
Thickness.Adhesive layer is provided between the metal bending set 6 and the polyethylene jacket 1.The setting of metal bending set 6 so that
The join domain in the bending region of flexible PCB, i.e., described rectangular portion and the inverted trapezoidal portion, can be preferable after bending
Keep bending angle, it is to avoid bending excessively causes internal wiring to damage.The foil shielding layer 5 and the tinfoil screen layer 4, can
Play jamproof effect, it is to avoid interference signal enters inner conductor interference reduces the loss of transmission signal, structure letter simultaneously
Single, precision is high.
The utility model is not limited to above-described embodiment, and embodiment is exemplary, it is intended to for explaining that this practicality is new
Type, and it is not intended that to limitation of the present utility model.
Claims (3)
1. a kind of high-precision flexible circuit board, it is characterised in that including：Polyethylene jacket (1), it is arranged at the polyethylene jacket (1)
Internal flexible base board, be arranged at the copper lug (2) of the flexible base board end, to be arranged at the polyethylene jacket (1) internal
And be connected with the copper lug (2) signal transmitting layer (3), to be arranged at the polyethylene jacket (1) internal and be coated on described
The outside tinfoil screen layer (4) of signal transmitting layer (3), be coated on the outside foil shielding layer (5) of the tinfoil screen layer (4) and
It is sheathed on the metal bending set (6) on the polyethylene jacket (1)；The flexible base board includes rectangular portion and is arranged at the square
The inverted trapezoidal portion of shape portion one end, copper lug (2) parallel interval is arranged at the inverted trapezoidal portion；The metal bending set
(6) join domain of the rectangular portion and the inverted trapezoidal portion is sheathed on, the internal diameter of one end of the metal bending set (6) is more than
The internal diameter of the other end；The larger one end of described metal bending set (6) internal diameter is sheathed on outside the inverted trapezoidal portion, the metal bending
The less one end of folding set (6) internal diameter is sheathed on outside the rectangular portion.
2. high-precision flexible circuit board as claimed in claim 1, it is characterised in that the thickness of the foil shielding layer (5) is big
In the thickness of the tinfoil screen layer (4).
3. high-precision flexible circuit board as claimed in claim 1, it is characterised in that the metal bending set (6) is gathered with described
Vinyl covering is provided with adhesive layer between (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720082196.2U CN206452596U (en) | 2017-01-20 | 2017-01-20 | High-precision flexible circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720082196.2U CN206452596U (en) | 2017-01-20 | 2017-01-20 | High-precision flexible circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206452596U true CN206452596U (en) | 2017-08-29 |
Family
ID=59667354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720082196.2U Expired - Fee Related CN206452596U (en) | 2017-01-20 | 2017-01-20 | High-precision flexible circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206452596U (en) |
-
2017
- 2017-01-20 CN CN201720082196.2U patent/CN206452596U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9398692B2 (en) | Interconnecting conduction structure for electrically connecting conductive traces of flexible circuit boards | |
| JP4919755B2 (en) | Wiring circuit board and electronic equipment | |
| US9640913B1 (en) | Electrical connector | |
| US8878064B2 (en) | Flexible printed circuit board | |
| US20100326706A1 (en) | Electronic apparatus and flexible printed wiring board | |
| CN211047379U (en) | Flexible circuit board | |
| CN206323642U (en) | A kind of FPC diaphragms | |
| CN206283714U (en) | One kind electromagnetic shielding diaphragm | |
| CN105578749B (en) | Circuit board connection component and mobile terminal | |
| CN204810807U (en) | Electromagnetic shield copper -clad plate and application in high -speed FPC circuit board thereof | |
| CN201491368U (en) | Electromagnetic interference resistant flexible circuit board | |
| US20200359493A1 (en) | Flexible cable | |
| CN206452596U (en) | High-precision flexible circuit board | |
| CN105657958A (en) | Mobile terminal, flexible circuit board and manufacture method thereof | |
| US20100300732A1 (en) | Multi-layer printed circuit board | |
| CN203368912U (en) | Flexible differential impedance board | |
| CN206611628U (en) | A kind of novel high-frequency impedance FPC plates | |
| JP4772919B2 (en) | Flexible printed wiring board | |
| CN209134674U (en) | A kind of FPC winding displacement | |
| CN104185362A (en) | Flexible printed circuit board trace impedance and delay control method | |
| CN204887687U (en) | Flexible circuit board and electronic product | |
| CN208739465U (en) | Electronic circuit board and electronic equipment | |
| CN205546177U (en) | Impedance board | |
| CN205039290U (en) | Novel flexible circuit board and connector thereof | |
| CN211128381U (en) | Impedance module, PCS makeup and PCB |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170829 Termination date: 20220120 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |