Signal wire joint
The utility model relates to a kind of signal wire joint.
Signal wire joint, mainly be used in the connector of home A/V equipment, in this signal wire joint by 20 contact points (contracts) integrated audio frequency (audio), ordinary video (composite), S-VHS video (superVHS), and aberration video multiple audio frequency, video formats such as (componet video), can use widely on multiple home A/V equipment.
Existing signal wire joint, because it is longer with the link surface of home A/V equipment, and contact point is many, when therefore on attempting slave unit, pulling up this signal wire joint, frictional resistance is very big, even need rock from side to side repeatedly, just can firmly extract, very easily cause distortion, produce the critical defect of loose contact.
The purpose of this utility model provides a kind of signal wire joint, and it can laborsaving and synchronously teamwork, and signal wire joint is extracted automatically with the separation instrumentation panel.
In order to achieve the above object, the utility model has adopted following technical scheme: signal wire joint mainly comprises: lower cover, upper shell cover, four members such as fan-shaped support chip, button, the frame that continues, holding wire, plastic body and screw piece; Lower cover is the polygon framework, is respectively equipped with fixed bolt in central interior two sides, this fixed bolt below is convexly equipped with the location axostylus axostyle respectively, on the inclined plane of this lower cover apical margin, is provided with long slot bore, the opposite side inside of this lower cover apical margin is provided with half-arc groove, and this half-arc groove outside has external screw thread; Upper shell cover is the polygon framework, is respectively equipped with screw in central interior two sides, this screw below also is convexly equipped with the location axostylus axostyle respectively, on the inclined plane of this upper shell cover apical margin, is provided with long slot bore, the opposite side inside of this upper shell cover apical margin is provided with half-arc groove, and this half-arc groove outside has external screw thread; Fan-shaped support chip, its upper limb is a binding flange, a circular hole is established on this binding flange top, this fan-shaped support chip is provided with face of gear on its arc limit, and this fan-shaped support chip root edge is a jacking block that protrudes downwards, this fan-shaped support chip will link the long slot bore that flange protrudes out aforementioned lower cover, and this fan-shaped support chip is by the circular hole of root edge one side simultaneously, and being coupling is nested with at the location of described lower cover axostylus axostyle; Fan-shaped support chip is provided with face of gear on its arc limit, and this fan-shaped support chip root edge is a jacking block that protrudes downwards, and this fan-shaped support chip is by the circular hole of root edge one side, and shaft-linking sleeve places the location axostylus axostyle of aforementioned lower cover, and the face of gear of fan-shaped support chip is meshing with each other; The shape of fan-shaped support chip is identical with aforementioned fan-shaped support chip, and the shape of fan-shaped support chip is identical with aforementioned fan-shaped support chip in addition, and this fan-shaped support chip also is corresponding structure form and is combined in the upper shell cover; The frame that continues is with the stamping forming housing of metal material, the terminal that continues in the inner uniform two row's multi-discs of the frame that continues, the sub-line of many signal line continues in this continue frame rear portion and holding wire, continuing between frame and holding wire, coats a plastic body with injection molding again; Thereon, downside docks lower cover and upper shell cover respectively, and place the screw of upper shell cover respectively by two screws, be screwed on the fixed bolt of lower cover, two sides of this button are provided with screw, and the circular hole that places the binding flange of fan-shaped support chip by two screws respectively screws togather fixing; Moreover this screw piece fit is screwed onto on the external screw thread of lower cover and upper shell cover apical margin rear side, the signal wire joint that it is combined into one.
The utility model has the advantages that: because signal wire joint of the present utility model mainly comprises: upper shell cover, lower cover, four members such as fan-shaped support chip, button, the frame that continues, holding wire and screw piece; So, this signal wire joint inserts in the female seat of audio-visual equipment, the binding flange of this fan-shaped support chip outwards protrudes out and in vertical state, when the user desires to extract signal wire joint, the user only needs press push button, then this i.e. teamwork synchronously of four fan-shaped support chips, by the panel of its jacking block support audio-visual equipment, can be laborsaving and stable automatically signal wire joint is ejected.By teamwork laborsaving and synchronously, signal wire joint can be extracted automatically panel with separation instrumentation.
Below in conjunction with accompanying drawing the utility model is elaborated:
Fig. 1 is a composite construction schematic diagram of the present utility model;
Fig. 2 is a decomposition organigram of the present utility model;
Fig. 3, the 4th, enforcement view of the present utility model.
At first, see also Fig. 1, shown in 2, the utility model signal wire joint, mainly comprise: lower cover 1, upper shell cover 5, four fan- shaped support chips 2,3,6,7, button 4, frame 81 continues, holding wire 82, members such as plastic body 8 and screw piece 9, lower cover 1, be the polygon framework, be respectively equipped with fixed bolt 11 in central interior two sides, 12, this fixed bolt 11,12 belows are convexly equipped with location axostylus axostyle 13 respectively, 14, on the inclined plane of this lower cover 1 apical margin, be provided with long slot bore 15, the opposite side inside of this lower cover 1 apical margin is provided with half-arc groove 16, and these half-arc groove 16 outsides have external screw thread 17.
Upper shell cover 5, be the polygon framework, be respectively equipped with screw 51,52 in central interior two sides, these screw 51,52 belows also are convexly equipped with the location axostylus axostyle respectively, on these upper shell cover 5 apical margin inclined planes, be provided with long slot bore 55, these upper shell cover 5 apical margin opposite side inside are provided with half-arc groove, and this half-arc groove outside has external screw thread 57.(the location axostylus axostyle of aforementioned upper shell cover 5, half-arc groove are not shown not in diagram).
Fan-shaped support chip 2, its upper limb is a binding flange 21, these binding flange 21 tops are provided with a circular hole 22, this fan-shaped support chip 2 is provided with face of gear 23 on its arc limit, and these fan-shaped support chip 2 root edges are a jacking block 24 that protrudes downwards, and this fan-shaped support chip 2 will link the long slot bore 15 that flange 21 protrudes out aforementioned lower cover 1, simultaneously, this fan-shaped support chip 12 is by the circular hole of root edge one side, and being coupling is nested with at the location of aforementioned lower cover 1 axostylus axostyle 13.
Fan-shaped support chip 3, be provided with face of gear 31 on its arc limit, and these fan-shaped support chip 3 root edges are a jacking block 32 that protrudes downwards, this fan-shaped support chip 3 is by the circular hole of root edge one side, shaft-linking sleeve places the location axostylus axostyle 14 of aforementioned lower cover 1, and the face of gear 23,31 of fan- shaped support chip 2,3 is meshing with each other.
The shape of this fan-shaped support chip 6 is identical with aforementioned fan-shaped support chip 2, and the shape of fan-shaped support chip 7 is identical with aforementioned fan-shaped support chip 3 in addition, and fan-shaped support chip 6,7 also is corresponding structure form and is combined in the upper shell cover 5.The frame 81 that continues is with the stamping forming housing of metal material, and at the terminal that continues of frame 81 inner uniform two row's multi-discs that continues, the sub-line of many signal line continues in this continue frame 81 rear portions and holding wire 82; Continuing 82 of frame 81 and holding wires, coat a plastic body 8 again with injection molding.Thereon, downside docks lower cover 1 and upper shell cover 5 respectively, and place the screw 51,52 of upper shell cover 5 respectively by two screws 58,59, be screwed together in the fixed bolt 11,12 of lower cover 1, two sides of this button 4 are provided with screw 41, and the circular hole 22,62 that places the binding flange 21,61 of fan-shaped support chip 2,6 by two screws 42 respectively screws togather fixing; Moreover these screw piece 9 fits are screwed onto on the external screw thread 17,57 of lower cover 1 and upper shell cover 5 apical margin rear sides, the signal wire joint that it is combined into one.
It is in aggregates that the utility model makes up each main member, see also shown in Fig. 3,4, this signal wire joint inserts in the female seat of audio-visual equipment A, the binding flange 61,21 of this fan-shaped support chip outwards protrudes out and in vertical state, when the user desired to extract signal wire joint, the user only needed press push button 4, the then i.e. teamwork synchronously of these four fan- shaped support chips 2,3,6,7, by the panel of its jacking block support audio-visual equipment A, can be laborsaving and stable automatically signal wire joint is ejected.