A kind of winding flexible flat cable
Technical field:
The present invention relates to technical field of data transmission, the windable transfer of data flexible flat cable of good, the easy to connect and good connecting effect of specifically a kind of shield effectiveness, working stability.
Background technology:
As everyone knows, be unable to do without data wire in people's life now, data wire is to be equipped with respectively at the bundle conductor two ends and to import the connector that (output) equipment matches; With data streamings such as transmission of digital video signal, high definition television, images, connector generally adopts the socket formula, the two ends of bundle conductor respectively with connector on the inserted sheet (slot) that is arranged in parallel be connected; Bundle conductor and connector are provided with screening arrangement and material, disturb to prevent to produce, along with development of science and technology; People have invented low voltage differential signal transmission technology, and it has, and the signal transmission speed is fast, power consumption is low, low noise advantages, employed data wire by insulating barrier, be coated on insulating barrier inner cored wire conductor layer and connector and form; The cored wire conductor layer comprises many metal core wire that are arranged parallel to each other, because connector does not still have national standard at present, the connector of various versions is numerous; General structure is: the upper surface end of flexible flat cable is provided with the winding displacement contact, and the flexible flat cable lower surface is provided with Connection Block, and the pressing plate that flexible flat cable is provided with through upper surface is fixed on the Connection Block; Connector is not with the positioning hanger device, can not regulate so the less than one of existing winding flexible flat cable is the characteristic impedance of winding displacement, and the scope of application is little; The 2nd, do not shield on the winding displacement, make whole poor anti jamming capability, the 3rd, connector does not have positioner; It is unreliable, unstable that connector and corresponding socket are interconnected; Can not guarantee the contact of connector and the electric connection between socket, and cause that transmission signals is lost, loss, distortion or distortion, and then influence the stability of System Operation; The 4th, do not shield on the connector, make its poor anti jamming capability.
Summary of the invention:
The objective of the invention is to overcome the deficiency of above-mentioned prior art, provide a kind of with winding flexible flat cable screen, that impedance adjustable, shock resistance are strong, connector has self-locking, positioning function.
A kind of winding flexible flat cable comprises insulating barrier, is coated on inner cored wire conductor layer of insulating barrier and connector composition, it is characterized in that insulating barrier is provided with the foam of band aluminium foil, and the connector both sides are respectively equipped with positioning hanger.
Flexible flat cable of the present invention end is stepped; Winding displacement contact both sides are provided with detent; Be provided with the positioning boss that inserts in the groove on the Connection Block accordingly, Connection Block is connected with flexible flat cable with top board through glue-line, and the Connection Block both sides are provided with positioning hanger mechanism; The cooperation of flexible flat cable upper groove and Connection Block convex platform and the glue-line on the Connection Block, top board be with flexible flat cable be connected with Connection Block more firm; The hitch gear of Connection Block both sides is in order to adapt to and being connected of the socket (row) of different-thickness, guarantee to deposit connector interconnect reliably with corresponding socket, stable, make transmission signals do not lose, do not lose, indeformable or undistorted.
Positioning hanger of the present invention mechanism is respectively equipped with groove in the Connection Block both sides, is provided with the extension bar in the groove, and groove is provided with hangs bar location crossbeam; Hang the bar front end and be provided with hook; Hang the bar rear end and be provided with the shell fragment pressure handle, shell fragment can form by hanging the bar bending, and handle is connected with extension bar rearward end; Handle also can be fixed on the Connection Block through the toughness positioning strip, during use.Pressing handle is contracted in the groove hook; Then connector is inserted in the socket (row); Loosening handle; Hook promptly hangs on socket (row) sidewall and positions, guarantee to deposit connector and interconnect reliably with corresponding socket, stablize, shock resistance by force, make transmission signals do not lose, do not lose, indeformable or undistorted.
The present invention can be provided with on the top layer of Connection Block and top board and receive the shielding cover body that electric conducting material is processed, and the main effect of shielding cover body is a shielding usefulness, also can increase the connection reliability of Connection Block, flexible flat cable and top board in addition, and increases the connector aesthetic appearance.
The present invention can be provided with stiffening plate on Connection Block, stiffening plate is provided with anti-flap with the foam joint of band aluminium foil, causes the losing of transmission signals, loss, distortion or distortion to prevent wire body in the flexible flat cable in use from losing.
The present invention has following advantage: the one, and the characteristic impedance scalable of winding displacement, applied widely, the 2nd, winding displacement is provided with screen; Make that whole antijamming capability is strong, the 3rd, connector does not have positioner, makes connector and corresponding socket interconnect reliably, stablize; Shock resistance is strong, guarantee the contact of connector and the electric connection between socket; Applied widely, the 4th, be provided with reinforcement offset plate and anti-folding offset plate, stop the wire body in the flexible flat cable in use to be lost effectively.
Description of drawings:
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the A-A cutaway view of Fig. 1.
Fig. 3 is a connector exploded perspective view among the present invention.
Embodiment:
Below in conjunction with accompanying drawing the present invention is further described:
Shown in accompanying drawing; A kind of winding flexible flat cable; Comprise insulating barrier 1, be coated on the inner cored wire conductor layer 2 of insulating barrier 1 and connector 3 is formed, above-mentioned identical with prior art, this does not give unnecessary details; The invention is characterized in that insulating barrier 1 is provided with the foam 4 of band aluminium foil, connector 3 both sides are respectively equipped with positioning hanger.
Flexible flat cable of the present invention end is stepped; The both sides of winding displacement contact 5 are provided with detent; Be provided with the positioning boss that inserts in the groove on the Connection Block accordingly; Connection Block 6 is connected with flexible flat cable with top board 7 through glue-line, and the both sides of Connection Block 6 are provided with positioning hanger mechanism, the cooperation of flexible flat cable upper groove and Connection Block 6 convex platforms and the glue-line on the Connection Block 6, top board 7 be with flexible flat cable be connected with Connection Block 6 more firm; The hitch gear of Connection Block 6 both sides is in order to adapt to and being connected of socket (row) of different-thickness; Make its shock resistance strong, guarantee to deposit connector interconnect reliably with corresponding socket 12, stable, make transmission signals do not lose, do not lose, indeformable or undistorted.
Positioning hanger of the present invention mechanism is respectively equipped with groove in Connection Block 4 both sides, is provided with in the groove to hang bar 8, and groove is provided with hangs bar location crossbeam 9; Hang bar 8 front ends and be provided with hook, hang bar 8 rear ends and be provided with the shell fragment pressure handle, what shell fragment can be as shown in the figure forms by hanging bar 8 bendings; Handle 10 is connected with extension bar 8 rearward end, and handle 10 also can be fixed on the Connection Block 6, during use through the toughness positioning strip; Pressing handle 10 is contracted in the groove hook; Then connector 3 is inserted in the socket (row), loosening handle 10, hook promptly hangs on socket (row) sidewall and positions; Guarantee to deposit connector 3 interconnect reliably with corresponding socket, stable, shock resistance is strong, make transmission signals do not lose, do not lose, indeformable or undistorted.
The present invention can be provided with on the top layer of Connection Block 3 and top board 7 and receive the shielding cover body 11 that electric conducting material is processed; The main effect of shielding cover body 11 is that shielding is used; Also can increase connection reliability, the fastness of connector holder 6, flexible flat cable and top board 7 in addition, and increase the connector aesthetic appearance.
The present invention can be provided with stiffening plate on Connection Block, stiffening plate is provided with anti-flap with the foam joint of band aluminium foil, causes the losing of transmission signals, loss, distortion or distortion to prevent wire body in the flexible flat cable in use from losing.
The present invention has following advantage: the one, and the characteristic impedance scalable of winding displacement, applied widely, the 2nd, winding displacement is provided with screen; Make that whole antijamming capability is strong, the 3rd, connector does not have positioner, makes connector and corresponding socket interconnect reliably, stablize; Shock resistance is strong, guarantee the contact of connector and the electric connection between socket; Applied widely, the 4th, be provided with reinforcement offset plate and anti-folding offset plate, stop the wire body in the flexible flat cable in use to be lost effectively.