CN204966750U - A flexible flat cable - Google Patents
A flexible flat cable Download PDFInfo
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- CN204966750U CN204966750U CN201520559115.4U CN201520559115U CN204966750U CN 204966750 U CN204966750 U CN 204966750U CN 201520559115 U CN201520559115 U CN 201520559115U CN 204966750 U CN204966750 U CN 204966750U
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- flexible flat
- winding displacement
- wire
- flat winding
- power line
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Abstract
The utility model provides a wire that a flexible flat cable, the connector is gone into through a switching card electric connection in an output to its one end, and this output is gone into the connector and is contained a plurality of terminals, including a plurality of parallel arrangement to an and insulating layer cladding a plurality of wires. Wherein a plurality of wires include at least one first integration type power cord, reach a plurality of signal lines, and the width of this first integration type power cord is greater than the twice width of this signal line. The utility model provides a flexible flat cable to a transmission line, in order reaching the high frequency of the cost is lower honest and clean and a requirement that the high current transmission of. In addition, with the integration of power wire, and has the power wire of less quantity to reach the transmission requirement of high electric current, and can reduce a flexible flat cable's whole width.
Description
Technical field
The utility model relates to a kind of flexible flat winding displacement, particularly a kind of can in order to the flexible flat winding displacement of transmitting high-frequency signal and high electric current.
Background technology
Because people are increasing for the demand of telecommunications, the signaling rate of electronic installation requires also more and more higher, the developing trend high-frequency signal of electronic technology and high current delivery.Therefore transmission line is also relatively more difficult to manufacture.For the signal of fast transport high frequency, be generally using optical fiber as cable.But the cost of optical fiber is high.In addition, if need transferring electric power simultaneously, then need again in conjunction with another power supply cable, the structure of transmission line is more complicated.
Moreover, coordinate the magnitude of current of electronic installation demand more and more higher, the current delivery specification of electric connector is also more and more higher, with USBType-C connector for example, the application of standing according to line group and have the specification of different electric current, about electric power transfer specification, the requirement that wire rod and connector have can reach 5A, and the transmission of signal is up to 10Gbit transfer rate per second.Existing USBType-C only has some related application in the cable of external electronic device.But lightening due to electronic product, such as mobile phone, some situation makes to utilize the configuration cabling mode of circuit board to reach the Signal transmissions of import and export (IO) connector and internal electronic element, such as need transmission line to circumvent battery to make Signal transmissions to being positioned at outside input-output connector, or claim aerial lug.Therefore as the transmission line of how a kind of lower cost, to reach the requirement of high frequency and high current delivery, be that the utility model institute is for solving.
Utility model content
The utility model embodiment is to provide a kind of flexible flat winding displacement, with a kind of transmission line of lower cost, to reach the requirement of high frequency and high current delivery.In addition, power lead is integrated, and there is the power lead of lesser amt, to reach the transmission requirement of high electric current, and the overall width of flexible flat winding displacement can be reduced.
Described above for reaching, the utility model is a kind of flexible flat winding displacement of providing of an embodiment wherein, and its one end is electrically connected at an input-output connector by an adapter, and this input-output connector comprises multiple terminal.This flexible flat winding displacement comprises multiple wire arranged in parallel, and the insulating barrier of a coated described multiple wire.Wherein said multiple wire comprises at least one first integrated power line and multiple holding wire; Wherein have a spacing between two adjacent described multiple holding wires, described multiple holding wire has identical width, and the double-width that the width of this first integrated power line equals at least this holding wire adds at least one this spacing; Wherein the thickness of this first integrated power line is greater than the thickness of this holding wire; Wherein this flexible flat winding displacement also comprises the periphery that a screen is coated on this insulating barrier, and described multiple wire comprises at least one earth connection and a switching conductor, and this switching conductor connects this at least one earth connection in this screen.
In an embodiment of the present utility model, wherein said multiple wire also comprises a circles power line, is positioned at the side of described first integrated power line.
In an embodiment of the present utility model, wherein said wire comprises one second integrated power line, and the width of this second integrated power line is greater than the width of described first integrated power line.
In an embodiment of the present utility model, wherein have a spacing between two adjacent described holding wires, three times of width that the width of wherein said second integrated power line equals this holding wire add this spacing of twice.
In an embodiment of the present utility model, the quantity of described multiple terminal of wherein said input-output connector is greater than the quantity of described multiple wire.
In an embodiment of the present utility model, the pin position of wherein said flexible flat winding displacement is configured to the middle dimidiation limit of described multiple wire, the pin position configuration distribution symmetrically of above-mentioned two halves.
In an embodiment of the present utility model, wherein all described earth connections are evenly distributed in two halves.
In an embodiment of the present utility model, in wherein all described multiple holding wires, be positioned at the outside of two described earth connections near centre about the holding wire of differential signal.
In an embodiment of the present utility model, wherein often the both sides of pair described holding wire are provided with a described earth connection.
The beneficial effects of the utility model can be, are at least power lead to integrate, and have the power lead of lesser amt, can reach the transmission requirement of high electric current, and can reduce the overall width of flexible flat winding displacement.
Further understand feature of the present utility model and technology contents for enable, refer to following about detailed description of the present utility model and accompanying drawing, but accompanying drawing only provides reference and explanation use, is not used for being limited the utility model.
Accompanying drawing explanation
Fig. 1 is the isometric front view of flexible flat winding displacement of the present utility model.
Fig. 2 is the rear isometric view of flexible flat winding displacement of the present utility model.
Fig. 3 is the stereogram that flexible flat winding displacement of the present utility model is applied to an input-output connector.
Fig. 4 is the cutaway view of flexible flat winding displacement of the present utility model along the VI-VI line of Fig. 3.
Fig. 5 is the three-dimensional combination figure of flexible flat winding displacement of the present utility model and input-output connector, adapter.
Fig. 5 A is the front view after flexible flat winding displacement of the present utility model and input-output connector, transfer card combination.
Fig. 6 is the vertical view after flexible flat winding displacement of the present utility model and input-output connector, transfer card combination.
Fig. 7 is the allocation plan of the reference definition of pin position of flexible flat winding displacement of the present utility model and input-output connector.
Fig. 8 is the partial perspective view of another embodiment of flexible flat winding displacement of the present utility model.
Fig. 9 is another allocation plan with reference to definition of pin position of flexible flat winding displacement of the present utility model and input-output connector.
Wherein, description of reference numerals is as follows:
Flexible flat winding displacement 10,10a
Wire 12
Earth connection 1201,1204,1207,1216,1219,1222
Holding wire 1202,1203,1205,1206,1211,1212,
1217、1218、1220、1221
Wire 1210,1213 for subsequent use
Circles power line 1209,1214
First integrated power line 1208
Second integrated power line 1215
Switching conductor 12g
Wire 13
Earth connection 1301,1323
Holding wire 1302,1311,1312,1322
First integrated power line 1308,1315
Circles power line 1316
Insulating barrier 14
Screen 16
Input-output connector 20
Terminal 21
Upper strata terminal 21A
Lower floor terminal 21B
Hyoplastron 210
Shielding casing 24
Fixed mount 26
Adapter 30,30a
Substrate 32
Built-up circuit 34
First pin 34a
Integrated power pin 342,343,345
Signal pin 341
Second pin 34b
Distance s
Central Line C
Width D 1, D2, d
Embodiment
First embodiment
Please refer to Fig. 1 and Fig. 2, be respectively the front of flexible flat winding displacement of the present utility model and the stereogram at the back side.The present embodiment provides a kind of flexible flat winding displacement (FlexFlatCable, FFC) 10, and it has the coated described multiple wire 12 of multiple wire 12, insulating barriers 14 arranged in parallel.This flexible flat winding displacement 10 also comprises the periphery that a screen 16 is coated on this insulating barrier 14.Flexible flat winding displacement or can referred to as soft arranging wire, has softness, arbitrarily bending fold, thickness is thin, volume is little, connection is simple, convenient disassembly, easily solves the advantages such as electromagnetic shielding (EMI).In addition, the Costco Wholesale of flexible flat winding displacement is better than flexible printed circuit cable (FPC) and optical fiber.
As shown in Figure 2, described multiple wire 12 comprises at least one first integrated power line 1208, earth connection (as label 1201,1204,1207,1222) and multiple holding wire (as label 1202,1221).One of feature of the present utility model is, the width of this first integrated power line 1208 is greater than the double-width of this holding wire (as label 1202).
Such as, because current load ability depends on section sectional area and the temperature rise of wire (trace, Copper Foil) in principle, sectional area again with width and the thickness positive correlation of circuit.Compared to one ounce of wire gauge that conventional flexible flat winding displacement is conventional, aforementioned one ounce (oz) is the usual copper thickness unit of industry, Copper Foil specification has how many ounces (oz) to define with every square feet, 1 ounce=0.0014 inch (inch)=1.4mils=0.035 millimeter (mm).Above-mentioned conventional wire can only transmit the electric current of 0.8 Amps usually, to the electric current that transmission is higher, such as, for meeting 5 amperes of transmission standards of USBType-C type connector, needs more than seven wires commonly used enough can share the electric current of transmission 5 amperes.This kind of situation will cause the number of conductors of flexible flat winding displacement on the high side, and flexible flat winding displacement overall width is wide.The utility model, by above-mentioned arrangement, can transmit more than two times 0.8 ampere at a first integrated power line 1208, that is can more than 1.6 amperes.
In particular, the width of the first integrated power line 1208 can be considered as the overall width of two adjacent wires 12.Wherein between two adjacent these holding wires (as 1202), there is a distance s, in other words, the double-width (d) that the width D 1 of this first integrated power line 1208 equals this holding wire (as label 1202) adds a spacing (s).Preferably, all holding wires of the present utility model can have identical width (d), identical spacing (s), but are not limited thereto.Whereby, if with the conductor thickness being same as conventional flexible flat winding displacement, suppose when distance s equal or a half width slightly larger than the wire 12 (as holding wire 1202 or earth connection 1201) generally do not widened, the electric current that the first integrated power line 1208 transmits can reach 2 to 2.25 amperes.
In addition, the wire 12 of the present embodiment also comprises one second integrated power line 1215, and the width D 2 of this second integrated power line 1215 is more greater than the width D 1 of this first integrated power line 1208.Three times of width (d) that wherein width D 2 of this second integrated power line 1215 equals this holding wire (as label 1202) add this spacing (s) of twice.According to this, the electric current that the second integrated power line 1215 transmits can reach more than 3.2 amperes.According to above-mentioned structural design, the present embodiment can transmit more than the electric current of 5.2 amperes by the first integrated power line 1208 and the second integrated power line 1215.Width shared by the overall wire in order to transmission current of the flexible flat winding displacement of the present embodiment, only takies the width of the wires 12 (as holding wire 1202 or earth connection 1201) that five are not generally widened.Need the wire of more than seven enough can share the electric current of transmission 5 amperes compared to conventional flexible flat winding displacement, the present embodiment can reduce the number of conductors at least two of flexible flat winding displacement, and reduces the overall width of flexible flat winding displacement.Above-mentioned design is the situation based on normal thickness, if the present embodiment thickeies the first integrated power line 1208 and the second integrated power line 1215 again, can transmit larger electric current especially.
Please continue to refer to Fig. 2, wherein said multiple wire 12 comprises at least one earth connection (1201,1222) and a switching conductor 12g, and this switching conductor 12g connects this at least one earth connection (1201,1222) in this screen 16.
As shown in Figure 3, for flexible flat winding displacement of the present utility model is applied to the stereogram of an input-output connector.The flexible flat winding displacement 10 of the present embodiment is applicable to the transmission demand being applied to high-frequency signal and high electric current, for this embodiment, flexible flat winding displacement 10 by an adapter (paddlecard) 30 to be electrically connected at an input-output connector 20, can be combined into a kind of winding displacement and connector assembly.
Input-output connector 20 has shielding casing 24, fixed mount 26 and multiple terminal 21 (ginseng Fig. 6) and to be placed in this shielding casing 24 and rear end to this input-output connector 20 extends.Fixed mount 26 is connected to the periphery of shielding casing 24 for fixing this input-output connector 20 in an electronic installation.
Adapter 30 has a substrate 32 and multiple built-up circuit 34 be distributed on this substrate 32, the plurality of built-up circuit 34 has multiple first pin 34a and is distributed in the opposite side that the side of this substrate 32 and multiple second pin 34b are distributed in this substrate 32, and described multiple first pin 34a connects described multiple wires 12 of this flexible flat winding displacement 10 accordingly; Described multiple second pin 34b connects described multiple terminals 21 of this input-output connector 20 accordingly.
Referring to Fig. 4, is the cutaway view of flexible flat winding displacement of the present utility model.The present embodiment is better, the thickness of the first integrated power line 1208 and the second integrated power line 1215 even can also be made to be greater than the thickness of holding wire (as label 1202), can transmit the electric current being greater than 2.25 amperes whereby.
Refer to Fig. 5, Fig. 5 A and Fig. 6, be respectively flexible flat winding displacement of the present utility model and input-output connector, the three-dimensional combination figure of adapter, front view and vertical view.The input-output connector 20 of the present embodiment, for USBType-C connector, is preferably the standard criterion meeting USB3.1 interface.
As shown in Figure 5A, have a hyoplastron 210 in shielding casing 24, described multiple terminal 21 is arranged at the surface of this hyoplastron 210 and extends to the rear end of this input-output connector 20.Described multiple terminal 21 comprises two surfaces that multiple upper strata terminal 21A and multiple lower floor terminal 21B is distributed in hyoplastron 210 respectively.The input-output connector 20 of this embodiment comprises the terminal 21 of 24 altogether, is divided into upper strata terminal 21A and the 12 lower floor terminal 21B of 12.Electric power transfer specification, the current carrying capacity standard of wire rod and connector is 5A.Be up to the transfer rate that 10Gbit is per second.Whereby, the utility model is greater than the advantage of the quantity of described multiple wire 12 by the quantity that the design of above-mentioned integrated power line can reach described multiple terminal 21.In particular, with the present embodiment, wire 12 quantity 22 of flexible flat winding displacement 10, is less than the quantity 24 of the terminal 21 of input-output connector 20.In other words, the width of flexible flat winding displacement 10 can be made to reduce, be conducive to the space of the electronic installation inside saved.
Coordinate and consult Fig. 3, this adapter 30 also can have special configuration in response to above-mentioned arrangement.Wherein the quantity of described multiple first pin 34a of this adapter 30 is less than the quantity of described multiple second pin 34b.The identical number equaling described multiple wire 12 of number of wherein said multiple first pin 34a, the number of described multiple second pin 34b is same as the number of described multiple terminal 21, and the quantity of wherein said multiple wire 12 is less than the quantity of described multiple terminal 21.Wherein said multiple first pin 34a comprises at least one integrated power pin 342,343 and at least one signal pin 341, the width of this integrated power pin 342,343 is greater than the width of this signal pin 341, and above-mentioned integrated power pin 342 correspondence is connected to above-mentioned first integrated power line 1208.
Referring to Fig. 7, is the allocation plan of the reference definition of pin position of flexible flat winding displacement of the present utility model and input-output connector.The quantity of wherein said multiple terminal 21 is 24, and the quantity of described multiple wires 12 of flexible flat winding displacement 10 of the present utility model is 22, is also less than the quantity of the terminal 21 of input-output connector 20.One of feature of the flexible flat winding displacement pin position configuration of the present embodiment is, pin position is configured to centre (the Central Line C of ginseng Fig. 7) the dimidiation limit of described multiple wire 12, distribution symmetrically.Suppose by the middle dimidiation limit of holding wire 1211,1212 of two D+ and D-, the pin position configuration distribution symmetrically of two halves, is conducive to the transmission of signal whereby.For example, all earth connections are evenly distributed in two halves, and there are three earth connections 1201,1204,1207 on the such as left side; There are three earth connections 1216,1219,1222 on the right.Illustrate, in all holding wires, the non-holding wire about differential signal is all concentrated between two earth connections (1207,1216) of being placed near centre again, and the symmetrical arrangement in left and right.Describe from another angle, in described multiple holding wire, be positioned at the outside of two described earth connections near centre about the holding wire of differential signal.Wherein, the holding wire about differential signal in described multiple holding wire comprises (RX1+, RX1-; RX2+, RX2-) 1220,1221; 1206,1205; And (TX1+, TX1-; TX2+, TX2-) 1217,1218; 1203,1202.As shown in Figure 7, between two earth connections (1207,1216) near centre, comprise collocation channel (CC, configurationchannel) wire for subsequent use 1210,1213, the circles power line 1209,1214 of transmission power supply (SBU1, SBU2), first, second integrated power line 1208,1215, and the holding wire 1211,1212 of current potential.In addition, an earth connection is provided with in the both sides of the often pair holding wire of this case, such as two couples of holding wires (RX1+, RX1-; RX2+, RX2-) 1220,1221; 1206,1205; And two couples of holding wires (TX1+, TX1-; TX2+, TX2-) 1217,1218; 1203,1202, each pair of holding wire both sides are respectively provided with an earth connection (1201,1222,1204,1219,1207,1216).Above are only the one better pin position configuration of the present embodiment, the utility model is not restricted to this.
Second embodiment
Refer to Fig. 8 and Fig. 9, Fig. 8 is the partial perspective view of another embodiment of flexible flat winding displacement of the present utility model, and Fig. 9 is another allocation plan with reference to definition of pin position of flexible flat winding displacement of the present utility model and input-output connector.Be with the difference of above-described embodiment, described multiple wires 13 of this embodiment flexible flat winding displacement 10a also comprise the side that at least one first integrated power line 1308 and a circles power line 1316 are positioned at the first integrated power line 1308.The present embodiment has two the first integrated power lines 1308,1315.Suppose when not increasing conductor thickness, circles power line 1316 can transmit about 0.8 ampere, and two the first integrated power lines 1308,1315, the electric current that can transmit altogether is 4 to 4.5 amperes, and the magnitude of current that the present embodiment can transmit is 4.8 to 5.3 amperes.If increase the thickness of power line again, more than 5 amperes can be reached easily.The width of circles power line 1316 is same as the width of the wire 12 generally do not widened, such as holding wire (label 1302,1322 as Fig. 9) or earth connection 1301,1323.The advantage of this embodiment is, flexible flat winding displacement similarly only takies the width of the wires 12 that five are not generally widened in order to the wire of transmission current, the number of conductors at least two of flexible flat winding displacement can be reduced, and reduce the overall width (being same as above-described embodiment) of flexible flat winding displacement; In addition, the width of two the first integrated power lines 1308,1315 is identical, and remaining conductor width is identical, and therefore the cutter of die cut wire can more simplify, and only needs the cutter of two covers.More save manufacturing cost.
As shown in Figure 9, be the allocation plan of the definition of pin position of the another kind of reference of winding displacement of the present utility model and connector assembly.This kind arranges, and flexible flat winding displacement 10a has 23 wires 13, and its total quantity is still less than the quantity (24) of the terminal of input-output connector 20.Suppose by the middle dimidiation limit of holding wire 1311,1312 of two D+ and D-, the first integrated power line 1315 on the right, be symmetrical in the first integrated power line 1308 on the left side with circles power line 1316.The pin position configuration roughly still distribution symmetrically of two halves.
The present embodiment is when cooperation electric current rotates back into earth connection by integrated power line, and earth connection can be configured with many, or increases thickness, that is has larger thickness than holding wire, whereby can the identical high electric current of load.
Effect of embodiment
The utility model in order to USBType-C connector of transferring, reaches the transfer function of high frequency and high electric current by a kind of flexible flat winding displacement of design with lower manufacturing cost.
Feature of the present utility model and function are at least, the utility model can reach the requirement of high frequency and high current delivery by flexible flat winding displacement, reach the transfer function of high frequency and high electric current with lower manufacturing cost.In addition, there is the power lead of lesser amt, and the transmission requirement of high electric current can be reached, and more reduce the overall width of flexible flat winding displacement.
Mode of the present utility model, can avoid general cable in the inside cabling difficulty of electronic installation, and compared to conventional flexible flat winding displacement, can reduce winding displacement width again.Compare further, general import and export, in the internal applications of electronic installation, typically uses an adapter, and on adapter, arrange a bus bar connector, then connects flexible flat winding displacement by a bus bar connector, but this application cannot reach high frequency requirements.
The foregoing is only better possible embodiments of the present utility model, non-ly therefore limit to the scope of the claims of the present utility model, therefore the equivalence techniques change of such as using the utility model specification and graphic content to do, be all contained in protection range of the present utility model.
Claims (9)
1. a flexible flat winding displacement, its one end is electrically connected at an input-output connector by an adapter, and this input-output connector comprises multiple terminal, it is characterized in that, this flexible flat winding displacement comprises:
Multiple wire arranged in parallel, wherein said multiple wire comprises at least one first integrated power line and multiple holding wire; Wherein have a spacing between two adjacent described multiple holding wires, described multiple holding wire has identical width, and the double-width that the width of this first integrated power line equals at least this holding wire adds at least one this spacing; And
One insulating barrier, coated described multiple wire;
Wherein the thickness of this first integrated power line is greater than the thickness of this holding wire;
Wherein this flexible flat winding displacement also comprises the periphery that a screen is coated on this insulating barrier, and described multiple wire comprises at least one earth connection and a switching conductor, and this switching conductor connects this at least one earth connection in this screen.
2. flexible flat winding displacement as claimed in claim 1, wherein said multiple wire also comprises a circles power line, is positioned at the side of described first integrated power line.
3. flexible flat winding displacement as claimed in claim 1, wherein said wire comprises one second integrated power line, and the width of this second integrated power line is greater than the width of described first integrated power line.
4. flexible flat winding displacement as claimed in claim 3, wherein has a spacing between two adjacent described holding wires, and three times of width that the width of wherein said second integrated power line equals this holding wire add this spacing of twice.
5. flexible flat winding displacement as claimed in claim 1, the quantity of described multiple terminal of wherein said input-output connector is greater than the quantity of described multiple wire.
6. flexible flat winding displacement as claimed in claim 1, the pin position of wherein said flexible flat winding displacement is configured to the middle dimidiation limit of described multiple wire, the pin position configuration distribution symmetrically of above-mentioned two halves.
7. flexible flat winding displacement as claimed in claim 1, wherein all described earth connections are evenly distributed in two halves.
8. flexible flat winding displacement as claimed in claim 1, is positioned at the outside of two described earth connections near centre about the holding wire of differential signal in wherein all described multiple holding wires.
9. flexible flat winding displacement as claimed in claim 1, wherein often the both sides of pair described holding wire are provided with a described earth connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520559115.4U CN204966750U (en) | 2015-07-29 | 2015-07-29 | A flexible flat cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520559115.4U CN204966750U (en) | 2015-07-29 | 2015-07-29 | A flexible flat cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204966750U true CN204966750U (en) | 2016-01-13 |
Family
ID=55061792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520559115.4U Active CN204966750U (en) | 2015-07-29 | 2015-07-29 | A flexible flat cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204966750U (en) |
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2015
- 2015-07-29 CN CN201520559115.4U patent/CN204966750U/en active Active
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |