CN207381671U

CN207381671U - Data cable

Info

Publication number: CN207381671U
Application number: CN201721160705.5U
Authority: CN
Inventors: 李世平; 刘海燕
Original assignee: Shenzhen Anne Interconnected Technology Co Ltd
Current assignee: Shenzhen Anne Interconnected Technology Co Ltd
Priority date: 2017-09-07
Filing date: 2017-09-07
Publication date: 2018-05-18
Anticipated expiration: 2027-09-07

Abstract

The utility model belongs to attachment device technical field, more particularly to a kind of data cable, including connecting line, the first connector and the second connector, the first flexible PCB is equipped in connecting line, the both ends of first flexible PCB are connected respectively with the first connector and the second connector, first screen layer and secondary shielding layer are additionally provided in connecting line, first screen layer and secondary shielding layer are respectively arranged at two opposing outer faces of the first flexible PCB for shielding the electromagnetic interference to the first flexible PCB.In the data cable of the utility model, the first flexible circuit board production technology is simpler, thus the cost of data cable is lower；Double shield layer can be good at the extraneous electromagnetic interference of shielding so that data cable has good antijamming capability, it is ensured that the stability of signal transmission；First flexible PCB itself has higher flexibility, compared with common copper enameled wire with preferably flexible so that the data cable of the present embodiment has preferably flexibility, has more preferably buckle resistance energy.

Description

Data cable

Technical field

The utility model belongs to attachment device technical field more particularly to a kind of data cable.

Background technology

Data cable commonly used in mobile equipment is made to be connected to computer, mobile power, USB flash disk etc., for data transmission, leads to Letter, charging etc..Existing common data cable includes connecting line and the pin and box sub for being arranged at connecting line both ends, is set in connecting line There are a more copper core enameled wires, copper core enameled wire especially plates coat of paint complex process, causes data cable cost in complex production process It is high；It comes off moreover, being easy to cause coat of paint in routine use so that different copper core enameled wires is conductive, and data line transfer is caused to hinder Hinder, performance is unstable；Existing copper core enameled wire is only coated with coat of paint, poor anti jamming capability；In addition the bending resistance of copper core enameled wire Roll over scarce capacity.

Utility model content

The purpose of this utility model is to provide a kind of data cables, it is intended to solve in data cable of the prior art exist into The technical issues of this height, performance are unstable, poor anti jamming capability and buckle resistance are insufficient.

To achieve the above object, the technical solution adopted in the utility model is：A kind of data cable, including connecting line, first Connector and the second connector, are equipped with the first flexible PCB in the connecting line, the both ends of first flexible PCB respectively with First connector is connected with second connector, and first screen layer and secondary shielding layer are additionally provided in the connecting line, described First screen layer and the secondary shielding layer are respectively arranged at two opposing outer faces of first flexible PCB for screen Cover the electromagnetic interference to first flexible PCB.

Further, the first screen layer is the second flexible PCB, and the secondary shielding layer is the 3rd flexible circuit Plate.

Further, the connecting line further includes plastic layer, and the plastic layer is coated on the first screen layer and described Outside secondary shielding layer and the plastic layer also coats the inner end of first connector and the inner end of second connector.

Further, the both ends of the first screen layer are connected respectively with first connector and second connector, institute The both ends for stating secondary shielding layer are connected respectively with first connector and second connector.

Further, the inner end of first connector and second inner end of the joint, which are equipped with, sequentially passes through first screen Cover the plug division of layer, first flexible PCB and the secondary shielding layer, the both ends of the first screen layer, described first The both ends of flexible PCB and the both ends of the secondary shielding layer are equipped with and the corresponding matched spliced eye in plug division.

Further, the both sides of the inner end of first connector are equipped with the plug division, the inner end of second connector Both sides be equipped with the plug division, the both sides at the both ends of the first screen layer are equipped with and the corresponding plug division matches The spliced eye, the both sides at the both ends of the secondary shielding layer are equipped with and the corresponding matched grafting in plug division Hole, the both sides at the both ends of first flexible PCB are equipped with and the corresponding matched spliced eye in plug division.

Further, first flexible PCB includes conductive part and two companies for being respectively arranged at the conductive part both ends Socket part, the both ends of the conductive part are connected respectively with first connector and the second connector electric signal, two connecting portions The inner end with the inner end of first connector and second connector is fixedly connected respectively.

Further, first connector is that either female connector second connector is that pin end or mother connect to pin end Head.

Further, first connector be USB joint, second connector for USBType-C connectors, USB joint, MiniUSB connectors, microUSB connectors or lightning connectors.

Further, first connector for VGA pin ends, DVI pin ends, HDMI pin ends, DP pin ends, Thunderbolt pin ends, VGA female connectors, DVI female connectors, HDMI female connectors, DP female connectors or mother Thunderbolt connect Head, the second connector is VGA pin ends, DVI pin ends, HDMI pin ends, DP pin ends, Thunderbolt pin ends, VGA are female Connector, DVI female connectors, HDMI female connectors, DP female connectors or Thunderbolt female connectors.

The beneficial effects of the utility model：In the data cable of the utility model, the first flexible circuit board production technology is more Simply, there is lower processing cost, thus the cost of data cable is lower；Double shield layer can be good at the extraneous electromagnetism of shielding Interference so that data cable has good antijamming capability, it is ensured that the stability of signal transmission；First flexible PCB its Body has higher flexibility, has compared with common copper enameled wire preferably flexible so that the data cable of the present embodiment has It is preferably flexible, there is more preferably buckle resistance energy.

Description of the drawings

It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing is briefly described needed in description, it should be apparent that, the accompanying drawings in the following description is only that this practicality is new Some embodiments of type, for those of ordinary skill in the art, without having to pay creative labor, can be with Other attached drawings are obtained according to these attached drawings.

Fig. 1 is the structure diagram for the data cable that the utility model embodiment provides；

Fig. 2 is the sectional view for the data cable that the utility model embodiment provides；

Fig. 3 is the structure diagram of the removal plastic layer for the data cable that the utility model embodiment provides；

The first flexible PCB, first screen layer and second in the data cable that Fig. 4 provides for the utility model embodiment The structure diagram of shielded layer.

Wherein, each reference numeral in figure：

1-- connecting lines 11-- the first flexible PCB 111-- conductive parts

112-- connecting portion 12-- first screen layer 13-- secondary shielding layers

14-- plastic layers 2-- the first connector the second connectors of 3--

4-- plug divisions 5-- spliced eyes.

Specific embodiment

The embodiment of the utility model is described below in detail, the example of the embodiment is shown in attached drawing 1 into attached drawing 4, Wherein same or similar label represents same or similar element or has the function of same or like element from beginning to end.Under Face is exemplary by reference to the embodiment that attached drawing 1 to attached drawing 4 describes, it is intended to for explaining the utility model, and cannot be managed It solves as the limitation to the utility model.

In the description of the utility model, it is to be understood that term " length ", " width ", " on ", " under ", " preceding ", The orientation or position relationship of the instructions such as " rear ", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer " are based on attached Orientation or position relationship shown in figure are for only for ease of description the utility model and simplify description rather than instruction or imply Signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that this The limitation of utility model.

In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance Or the implicit quantity for indicating indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more this feature.In the description of the utility model, " multiple " are meant that two or two More than, unless otherwise specifically defined.

In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. terms should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integral；Can be Mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary, can be two The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis Concrete condition understands concrete meaning of the above-mentioned term in the utility model.

As shown in figures 1-4, a kind of data cable including connecting line 1, the first connector 2 and the second connector 3, is set in connecting line 1 There is the first flexible PCB 11, the both ends of the first flexible PCB 11 are connected respectively with the first connector 2 and the second connector 3, connection First screen layer 12 and secondary shielding layer 13 are additionally provided in line 1, first screen layer 12 and secondary shielding layer 13 are respectively arranged at Two opposing outer faces of one flexible PCB 11 are for shielding to the electromagnetic interference of the first flexible PCB 11.The present embodiment In, 11 production technology of the first flexible PCB is simpler, has lower processing cost, thus the cost of data cable is lower； Double shield layer can be good at the extraneous electromagnetic interference of shielding so that data cable has good antijamming capability, it is ensured that letter Number transmission stability；First flexible PCB 11 itself has higher flexibility, has compared with common copper enameled wire It is preferably flexible so that the data cable of the present embodiment has preferably flexibility, has more preferably buckle resistance energy；In addition, first All electrical parameters of flexible PCB 11, the first flexible PCB 11 have reference standard, can be designed according to standard, energy Enough design very accurate first flexible PCB 11 of parameter so that the data cable performance of the present embodiment is stablized.

In the present embodiment, first screen layer 12 and secondary shielding layer 13 are respectively arranged at the two-phase of the first flexible PCB 11 , in particular to, the first flexible PCB 11 has two opposite outer surfaces in a thickness direction, as shown in Figure 2 to outer surface The first flexible PCB 11 upper and lower surface, first screen layer 12 and secondary shielding layer 13 are then respectively arranged at upper table On face and lower surface.

Specifically, the first flexible PCB 11 includes more copper bar lines (not indicated in figure) and is coated on outside a winding displacement PVC film (does not indicate) in figure, and processing technology is simple.And PVC film is coated on entirely outside winding displacement, and PVC film is not easy to drop so that the One flexible PCB, 11 stability is more preferable, thus the data cable of the present embodiment has better stability.Before being separated by PVC film The copper bar line on the first flexible PCB 11 is stated, makes the copper bar line mutually insulated on foregoing first flexible PCB 11, and before making State each copper bar line insulation on the first flexible PCB 11.

Further, as shown in figure 3, first screen layer 12 is the second flexible PCB, secondary shielding layer 13 is soft for the 3rd Property circuit board.In the present embodiment, the second flexible PCB and the 3rd flexible circuit plate thickness are small, and with good electromagnetic screen Cover effect, it can be ensured that data cable has good antijamming capability, while connecting line 1 is caused to have smaller thickness, ensures The flexibility of connecting line 1 so that data cable has good buckle resistance energy.

Further, the second flexible PCB and the 3rd flexible PCB include more copper bar lines and are coated on outside winding displacement PVC film.Copper bar line on foregoing three pieces of flexible PCBs is separated by PVC film, makes foregoing first flexible PCB 11, second Copper bar line mutually insulated on flexible PCB and the 3rd flexible PCB, and make each copper bar on foregoing each flexible PCB Line insulate.

Further, as shown in figure 3, connecting line 1 further includes plastic layer 14, plastic layer 14 is coated on 12 He of first screen layer Secondary shielding layer 13 is outer and plastic layer 14 also coats the inner end of the first connector 2 and the inner end of the second connector 3.Plastic layer 14 can be moulded Seal first screen layer 12, the first flexible PCB 11 and secondary shielding layer 13 so that first screen layer 12, the first flexible PCB 11 and secondary shielding layer 13 be close together, avoid the inner end of the first connector 2, the inner end of the second connector 3, first screen layer 12, First flexible PCB 11 and secondary shielding layer 13 expose, while the appearance of change data line.

In the present embodiment, the inner end of the first connector 2 refers to one end that the first connector 2 is connected with the first flexible PCB 11, Refer to one end of the first flexible PCB 11 connection with the inner end of the second connector 3.

Further, the both ends of the first flexible PCB 11 are connected respectively with the first connector 2 and the second connector 3, refer to The both ends of one flexible PCB 11 are connected respectively with the first connector 2 and 3 electric signal of the second connector, while the first flexible PCB 11 Both ends be also fixedly connected respectively with the first connector 2 and the second connector 3, specific connection mode can be cross in the first flexible electrical The both ends of road plate 11 are respectively provided with clamping joint (not indicated in figure), are clamped by two clamping joints and the first connector 2 and the second connector 3, It achieves a fixed connection and is connected with electric signal simultaneously；Or first the both ends of flexible PCB 11 be respectively welded in 2 He of the first connector On second connector 3, achieved a fixed connection with this and connected with electric signal.

Further, the both ends of first screen layer 12 are connected respectively with the first connector 2 and the second connector 3, secondary shielding layer 13 both ends are connected respectively with the first connector 2 and the second connector 3.In the present embodiment, when the external world applies pulling force to 2 He of the first connector During the second connector 3, it is connected respectively with the first connector 2 and the second connector 3 by the both ends of first screen layer 12, to cause the first screen The pulling force passed over from the first connector 2 and the second connector 3 can be born by covering layer 12, be shared suffered by the first flexible PCB 11 Pulling force, and be connected respectively with the first connector 2 and the second connector 3 by the both ends of secondary shielding layer 13, to cause the second screen The pulling force passed over from the first connector 2 and the second connector 3 can be born by covering layer 13, be shared suffered by the first flexible PCB 11 Pulling force, pulling force suffered by the first flexible PCB 11 is reduced with this, avoid the first flexible PCB 11 and the first connector 2 and Connection between second connector 3 loosens so that the both ends of the first flexible PCB 11 are connected with the first connector 2 and the second connector 3 More stablize.

Further, as shown in figure 3, the inner end of the first connector 2 and 3 inner end of the second connector are equipped with and sequentially pass through the first screen Cover the plug division 4 of layer 12, the first flexible PCB 11 and secondary shielding layer 13, the both ends of first screen layer 12, the first flexible electrical The both ends of road plate 11 and the both ends of secondary shielding layer 13 are equipped with and corresponding 4 matched spliced eye 5 of plug division.The present embodiment In, it respectively penetrates on corresponding spliced eye 5 so that 13 equal energy of first screen layer 12, the first flexible PCB 11 and secondary shielding layer It is enough to be firmly attached with the first connector 2 and the second connector 3, first screen layer 12, the first flexible PCB 11 and secondary shielding layer 13 share the active force passed over from the first connector 2 and the second connector 3 jointly, increase by 11 both ends of the first flexible PCB and the One connector 2 and the stability of the second connector 3 connection；In addition the cooperation of plug division 4 and spliced eye 5 has positioning first screen layer 12nd, the effect of the first flexible PCB 11 and secondary shielding layer 13 so that first screen layer 12, the first flexible PCB 11 and Two shielded layers 13 overlap, and first screen layer 12, the first flexible PCB 11 and secondary shielding layer 13 are not likely to produce position It moves.

Further, the both sides of the inner end of the first connector 2 are equipped with plug division 4, and the both sides of the inner end of the second connector 3 are all provided with There is plug division 4, the both sides at the both ends of first screen layer 12 are equipped with and corresponding 4 matched spliced eye 5 of plug division, secondary shielding Layer 13 both ends both sides be equipped with corresponding 4 matched spliced eye 5 of plug division, the two of the both ends of the first flexible PCB 11 Side is equipped with and corresponding 4 matched spliced eye 5 of plug division.The both sides of the inner end of first connector 2 are equipped with plug division 4, and second The both sides of the inner end of connector 3 are equipped with plug division 4 so that the first connector 2 and the second connector 3 apply to the first flexible PCB 11 On effect it is more balanced, the connection when stress is larger of the part copper winding displacement of the first flexible PCB 11 is avoided to loosen meeting so that Each copper bar line stress equalization on first flexible PCB 11, the first connector 2 and the second connector 3 and the first flexible PCB 11 Connective stability is more preferable.

Further, as shown in figure 4, the first flexible PCB 11 includes conductive part 111 and is respectively arranged at conductive part 111 Two connecting portions 112 at both ends, the both ends of conductive part 111 are connected respectively with the first connector 2 and 3 electric signal of the second connector, two connections Inner end of the portion 112 respectively with the inner end of the first connector 2 and the second connector 3 is fixedly connected.The transmission electric signal of conductive part 111, and two Connecting portion 112 is used to be fixedly connected with the first connector 2 and the second connector 3 respectively.

Specifically, foregoing spliced eye 5 is arranged at the both sides of connecting portion 112.

Further, in the present embodiment, the first connector 2 is pin end, and the second connector 3 is female connector, by pin end and Charging or data signal transmission are realized in female connector cooperation.

Further, in the present embodiment, the first connector 2 and the second connector 3 are pin end or female connector, such data Line can be used as extended line.

Further, in the present embodiment, the first connector 2 is USB joint, and the second connector 3 is USBType-C connectors, USB connects Head, miniUSB connectors, microUSB connectors or lightning connectors.In the present embodiment, USB joint, USBType-C connect Head, USB joint, miniUSB connectors, microUSB connectors or lightning connectors can be that pin end can also be that mother connects Head.In addition in the present embodiment, USB joint includes A type USB pin ends, Type B USB pin ends, A type USB female connectors or Type B USB Female connector.

First connector is VGA pin ends, DVI pin ends, HDMI pin ends, DP pin ends, Thunderbolt public access Head, VGA female connectors, DVI female connectors, HDMI female connectors, DP female connectors or Thunderbolt female connectors, the second connector are VGA Pin end, DVI pin ends, HDMI pin ends, DP pin ends, Thunderbolt pin ends, VGA female connectors, DVI female connectors, HDMI female connectors, DP female connectors or Thunderbolt female connectors.

Further, the data cable of the present embodiment can also be for connector conversion or data transmission VGA data cables, DVI data cables, HDMI data cables, DP data cables or Thunderbolt data cables, wherein, the first connector 2 can be VGA public affairs Connector, DVI pin ends, HDMI pin ends, DP pin ends, Thunderbolt pin ends, VGA female connectors, DVI female connectors, HDMI Female connector, DP female connectors or Thunderbolt female connectors, the second connector 3 can be VGA pin ends, DVI pin ends, HDMI Pin end, DP pin ends, Thunderbolt pin ends, VGA female connectors, DVI female connectors, HDMI female connectors, DP female connectors or Thunderbolt female connectors.For example, the first connector 2 is VGA pin ends or VGA female connectors, the second connector 3 is VGA public access Head, VGA female connectors or above-mentioned any other connector.

The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all in this practicality All any modification, equivalent and improvement made within new spirit and principle etc., should be included in the guarantor of the utility model Within the scope of shield.

Claims

1. a kind of data cable, including connecting line, the first connector and the second connector, it is characterised in that：The is equipped in the connecting line One flexible PCB, the both ends of first flexible PCB are connected respectively with first connector and second connector, institute It states and first screen layer and secondary shielding layer is additionally provided in connecting line, the first screen layer and the secondary shielding layer are set respectively In two opposing outer faces of first flexible PCB for shielding to the electromagnetic interference of first flexible PCB.

2. data cable according to claim 1, it is characterised in that：The first screen layer be the second flexible PCB, institute Secondary shielding layer is stated as the 3rd flexible PCB.

3. data cable according to claim 1, it is characterised in that：The connecting line further includes plastic layer, the plastic layer Be coated on that the first screen layer and the secondary shielding layer be outer and the plastic layer also coat first connector inner end and The inner end of second connector.

4. data cable according to claim 1, it is characterised in that：The both ends of the first screen layer are respectively with described first Connector is connected with second connector, and the both ends of the secondary shielding layer connect respectively with first connector and second connector It connects.

5. data cable according to any one of claims 1 to 4, it is characterised in that：The inner end of first connector and described Second inner end of the joint, which is equipped with, sequentially passes through the first screen layer, first flexible PCB and the secondary shielding layer Plug division, the both ends at the both ends of the first screen layer, the both ends of first flexible PCB and the secondary shielding layer are equal Equipped with the corresponding matched spliced eye in plug division.

6. data cable according to claim 5, it is characterised in that：The both sides of the inner end of first connector are equipped with described Plug division, the both sides of the inner end of second connector are equipped with the plug division, and the both sides at the both ends of the first screen layer are equal Equipped with the both sides with the corresponding matched spliced eye in plug division, the both ends of the secondary shielding layer be equipped with it is corresponding The matched spliced eye in the plug division, the both sides at the both ends of first flexible PCB be equipped with it is corresponding described The matched spliced eye in plug division.

7. data cable according to any one of claims 1 to 4, it is characterised in that：First flexible PCB includes leading Electric portion and two connecting portions for being respectively arranged at the conductive part both ends, the both ends of the conductive part respectively with first connector and Second connector electric signal connection, two connecting portions respectively in the inner end of first connector and second connector End is fixedly connected.

8. data cable according to any one of claims 1 to 4, it is characterised in that：First connector for pin end or Female connector, second connector are pin end or female connector.

9. data cable according to any one of claims 1 to 4, it is characterised in that：First connector be USB joint, institute The second connector is stated as USBType-C connectors, USB joint, miniUSB connectors, microUSB connectors or lightning connectors.

10. data cable according to any one of claims 1 to 4, it is characterised in that：First connector for VGA pin ends, DVI pin ends, HDMI pin ends, DP pin ends, Thunderbolt pin ends, VGA female connectors, DVI female connectors, mother HDMI connect Head, DP female connectors or Thunderbolt female connectors, the second connector is VGA pin ends, DVI pin ends, HDMI pin ends, DP Pin end, Thunderbolt pin ends, VGA female connectors, DVI female connectors, HDMI female connectors, DP female connectors or Thunderbolt female connectors.