Utility model content
The purpose of this utility model is to provide the micro coaxial cable connector assembly adopting puncture type to rivet between a kind of conducting terminal tail end and cable.
For realizing aforementioned object, the utility model adopts following technical scheme: a kind of micro coaxial cable connector assembly, it comprises an insulating body, some conducting terminals and cable, described insulating body is provided with a spliced eye, described conducting terminal comprises the contact site being positioned at front end, be positioned at the caulking part of rear end and connect the fixed part of contact site and caulking part, described contact site is in spliced eye, described cable comprises the insulation cortex of multiple conducting wires and coated multiple conducting wires, each wire comprises the insulation sheath layer of a conductor wire core and coated core, described caulking part comprises a level connection joint sheet and before brace, the front riveting sheet that rear end upwards protrudes out, rear riveting sheet, described front riveting sheet, the clearance portion that rear riveting sheet is respectively equipped with isolated two teeth portion in left and right and is positioned between this two teeth portion, described wire is placed in clearance portion, described teeth portion punctures exodermis and core is in electrical contact.
As further improvement of the utility model, described front riveting sheet is upwards torn from the side of brace front end and is formed, and described rear riveting sheet upwards bends extension from the rear end of brace and forms.
As further improvement of the utility model, described micro coaxial cable connector assembly also comprises crimp block on, and described upper crimp block is provided with upwards inserts fixing multiple jacks for front riveting sheet, rear riveting sheet, and described jack runs through crimp block up and down.
As further improvement of the utility model, described upper crimp block lower surface is provided with and holds some conduits of wire, described conduit and jack through.
As further improvement of the utility model, described micro coaxial cable connector assembly also comprises the lower crimp block together with upper crimp block clasp, and described lower crimp block is fixed or is overmolded onto on the brace of conducting terminal.
As further improvement of the utility model, described upper crimp block both sides are provided with clasp hole, and two ends, described lower crimp block left and right are provided with the two clasp arms upwards extended, and described clasp arm is provided with clasp block, described clasp arm is contained in clasp hole, described clasp block upwards clasp in upper crimp block.
As further improvement of the utility model, described micro coaxial cable connector assembly comprises first, second module, described first module comprises the first collets and first end subgroup, second module comprises the second collets and the second terminal group, first, second terminal group described forms described some conducting terminals, described fixed part is insert molded in first, second collets, and the caulking part of first, second terminal group described is arranged in a row in left-right direction.
As further improvement of the utility model, first, second terminal group described comprises a power supply terminal, a pair difference signal terminal and an inspection terminal respectively, and the contact site of first, second terminal group described becomes two rows along left-right situs.
As further improvement of the utility model, described first end subgroup is arranged in order as inspection terminal, a pair difference signal terminal, power supply terminal from left to right, and described second terminal group is arranged in order from left to right as power supply terminal, a pair difference signal terminal, inspection terminal.
The conducting terminal of the utility model micro coaxial cable connector assembly puncture type structure is set and cable in electrical contact, both connect reliably, stable, eliminate welding, micro coaxial cable connector assembly simple and convenient assembly, be conducive to reducing produce, processing cost.
Embodiment
Refer to shown in Fig. 1,2, the utility model micro coaxial cable connector assembly 1000, it comprises an insulating body 1, be contained in some conducting terminals 9 in insulating body 1 and cable 3, a metal shell 4 of coated insulation body 1, the metal back cover 5 of coated cable 3 front end, clad metal housing 4 rear end, insulating body 1 and metal back cover 5 plastic cement external mold 6, crimp block 7 and a metallic shield sheet 8, some conducting terminals 9 are assembled and are formed terminal module 2 together with one first collets 211,1 second collets 221.
As shown in Figure 3,4, insulating body 1 comprise top 11, bottom 12, connect top 11 and bottom 12 both sides 13 and be formed at top 11, a spliced eye 14 between bottom 12 and both sides 13, insulating body 1 rear end is provided with the recess 15 of fixed terminal module 2.
Terminal module 2 comprises first, second module 21, 22, first module 21 comprises the first collets 211 and first end subgroup 212, second module 22 comprises the second collets 221 and the second terminal group 222, some conducting terminals 9 are arranged as two rows and form first respectively, second terminal group 212, 222, first, second terminal group 212, 222 comprise the contact site 213 being positioned at front end, be positioned at the caulking part 214 of rear end and connect the fixed part 215 of contact site 213 and caulking part 214, fixed part 215 is insert molded in first, second collets 211, 221, contact site 213 protrudes out first forward, second collets 211, 221 spliced eyes 14 entering insulating body 1.
Caulking part 214 takes the shape of the letter U in the lateral direction, it comprises a level connection joint sheet 2141 and riveting sheet 2142, rear riveting sheet 2143 before brace 2141 front and back end upwards protrudes out, front riveting sheet 2142 upwards tears from the side of brace 2141 front end to form, rear riveting sheet 2143 upwards bends extension from the rear end of brace 2141 to form, before and after forward and backward riveting sheet 2142,2143 alignment and all perpendicular to level connection joint sheet 2141.Forward and backward riveting sheet 2142,2143 comprises isolated two teeth portion 2144 in left and right and the clearance portion 2145 between this two teeth portion 2144 respectively, and clearance portion 2145 is wide at the top and narrow at the bottom.
As shown in Figure 5, first end subgroup 212 and the second terminal group 222 include a power supply terminal 231, a pair difference signal terminal 232 and an inspection terminal 233, and first end subgroup 212 is arranged in order as inspection terminal 233, a pair difference signal terminal 232, power supply terminal 231 from left to right, second terminal group 222 is arranged in order as power supply terminal 231 from left to right, a pair difference signal terminal 232, inspection terminal 233, wherein in the second terminal group 222, only power supply terminal 231 and cable 3 are electrically connected, remaining a pair difference signal terminal 232, go after inspection terminal 233 is shaping to expect to disconnect between fixed part 215 place and caulking part 214, do not form transmission loop, the caulking part 214 of first end subgroup 212 and the second terminal group 222 is arranged in a row in left-right direction, first, second terminal group 212, the contact site 213 of 222 becomes two rows along left-right situs, the contact site 213 of first end subgroup 212 is positioned at row, the contact site 213 of the second terminal group 222 is positioned at lower row.
Be provided with the projection 2111 of location mutually, shrinkage pool 2112, first collets 211 upper surface and the second collets 221 lower surface between first collets 211 and the second collets 221 and be provided with multiple buckle block 2113.
Cable 3 comprises the insulation cortex 32 of multiple conducting wires 31 and coated multiple conducting wires 31, each wire 31 comprises the exodermis 312 of a conductor wire core 311 and coated core 311, forward and backward riveting sheet 2142,2143 punctures exodermis 312 and in electrical contact with core 311, and wire 31 is placed in downwards in clearance portion 2145.
The upper and lower surface of metal shell 4 offers multiple buckle slot 41 respectively, and buckle block 2113 protrudes into buckle slot 41 snap close and terminal module 2 is fixedly connected with metal shell 4.The upper and lower front end surface of metal shell 4 is respectively arranged with the protruding shell fragment 42 for coordinating with butt connector (not shown).Bonding and power ground are all realized by metal shell 4, decrease the space shared by terminal layout, are electrically connected between metal shell 4 and cable 3 by a braid (not shown).
Metal back cover 5 is coated on cable 3 front end and shields.
Plastic cement external mold 6 is coated on the airtight chamber of the outer formation one of metal shell 4 rear end, insulating body 1, conducting terminal 2 and metal back cover 5.
Crimp block 7 comprises the upper crimp block 71 and lower crimp block 72 that are mutually fastened togather, some location holes 711 are provided with inside upper crimp block 71, upper crimp block 71 two sides are arranged with clasp hole 712, lower crimp block 72 is overmolded onto first, second terminal group 212, on the brace 2141 of 222, lower crimp block about 72 two ends are provided with the two clasp arms 722 upwards extended, two reference columns 721 are set between two clasp walls 722, clasp block 723 is provided with outside clasp arm 722, reference column 721 one_to_one corresponding protrudes in location hole 711 fixing, clasp arm 722 is positioned clasp hole 712, clasp block 723 upwards clasp in upper crimp block 71, upper crimp block 71 is provided with the isolated multiple jack 713 in left and right, each jack about 713 runs through crimp block 71, front riveting sheet 2142, rear riveting sheet 2143 inserts corresponding jack 713 internal fixtion one by one, upper crimp block 71 lower surface is provided with the isolated some curved channels 714 in left and right, conduit 714 is through with jack 713.
Metallic shield sheet 8 is clamped in first, second module 21, between 22, harass in order to the signal shielded between first end subgroup 212 and the second terminal group 222, metallic shield sheet 8 is provided with four fixing holes 81 run through up and down, four fixing holes 81 form a quadrate array, projection 2111 one_to_one corresponding of the first collets 211 or the second collets 221 through fixing hole 81 until abut in the shrinkage pool 2112 on the second collets 221 or the first collets 211 to make metallic shield sheet 8 and first, second collets 211, relative movement is limited between 221, metallic shield sheet 8 each side comprises a snap close piece 82, snap close piece 82 rear end is connected with metallic shield sheet 8, snap close piece 82 front end embeds sidepiece 13, snap close piece 82 front end has the latch part 821 protruding into spliced eye 14.
Cable 3 and first end subgroup 212, second terminal group 222 connects, the making technology that have employed crimping puncture type is shaping: first wire 31 each in cable 3 is positioned in the conduit 714 of upper crimp block 71, by controlling instrument, suitable external force is applied to upper crimp block 71, progressively wire 31 is crimped in the clearance portion 2145 of caulking part 214 downwards, because clearance portion 2145 is wide at the top and narrow at the bottom, in downward process, wire 31 exodermis 312 is cut by two teeth portion 2144, two teeth portion 2144 conductive core line 311 in electrical contact, until upper crimp block 71 is together with lower crimp block 72 clasp, thus form the complete loops of signal and electric energy.
The utility model micro coaxial cable connector assembly 1000 conducting terminal arranges puncture type structure and cable 3 is in electrical contact, and both connect reliably, stable, eliminates welding, micro coaxial cable connector assembly 1000 simple and convenient assembly, be conducive to reducing produce, processing cost.
Although be example object, disclose preferred implementation of the present utility model, but those of ordinary skill in the art will recognize, when not departing from scope and spirit of the present utility model disclosed in appending claims, various improvement, increase and replacement are possible.