CN2396535Y

CN2396535Y - Connector for communication

Info

Publication number: CN2396535Y
Application number: CN 99248488
Authority: CN
Inventors: 席承厚
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-10-15
Filing date: 1999-10-15
Publication date: 2000-09-13
Anticipated expiration: 2009-10-15

Abstract

The utility model relates to a connector for communication. The utility model comprises an inner core with a plurality of connecting pins, an inner shell which is provided with a first holding part, and an outer shell which is provided with a holding part. An adaptor is internally clamped in an adapting part between the inner core and the inner shell, and a cable which is fixed on the connecting pins of the inner core is externally extended to the adaptor; the inner core, the inner shell, the adaptor and the cable are coated in the holding part in the outer shell; the first end of the outer shell is extended out of the first end of the cable, and the second end of the outer shell is protruded out of the second end of the inner shell. The connector is suitable for assembling and shaping, has no limitation to the size of the cable, and has better shielding properties.

Description

The communication connector

A kind of communication connector belongs to electricity field line connector class.

Connector use in communication, refers to especially a kind ofly can be used for assembling and moulding two forms, can connect the cable of arbitrary dimension, the connector that shielding rate is more perfect.

In the connector of prior art as 1394 form 4PIN, major defect is that iron-clad is easily dashing distortion when moulding, the iron-clad and the back plug that comprise upper and lower two combinations in the prior art, iron-clad in one wherein is housed, plastic core is connected in a cable and is seated in the upper and lower iron-clad in the interior iron-clad, earlier the electric wire of plastic core and cable is partly welded during placement, is put in again in a slice iron-clad in the upper and lower iron-clad, after the engaging again with another sheet iron-clad mutually pressing form; The hole that this prior art shortcoming is an iron-clad is more, easily produces electromagnetic signal and disturbs, structural strength is also not enough, and the cable outside dimension almost can't be made greater than more than the 4.5mm; And because hole is many, during injection moulding easily because of HTHP make iron-clad distortion or contact short, open circuit, making can not moulding production, can only assemble, not injection moulding inner membrance easily gets loose cable, influences electrical characteristic.

The purpose of this utility model provides a kind of communication connector, and the iron-clad hole is less, is applicable to assembling and two kinds of forms of moulding, does not limit cable dimensions, and shielding rate is higher, prevents electromagnetic interference.

The purpose of this utility model can realize by following measure: connector includes: be provided with most pins in the inner core, above-mentioned pin stretches out respectively and gives prominence to inner core first end, be provided with first holding part in one inner casing, penetrate with inner core in this first holding part and combine, be provided with a switching part in one adapter, be provided with inner core and inner casing in this switching part, inner core and inner casing second distal process are for adapter second end, one cable is fixed in the pin of inner core, cable stretches out and protrudes in adapter, the pin of most transfer tube socket cable and inner core, be provided with most perforation in the one drag sheet, can wear transfer tube in the perforation, one the 3rd holding part is arranged in one fore shell, the cladding of the 3rd holding part has inner core, inner casing, adapter and cable, cable first end extends a back plug from fore shell first end and is connected to fore shell first end, be provided with one the 4th holding part in the plug of back, the cladding of the 4th holding part has cable, and cable first end extends from back plug first end; The purpose of this utility model can also realize by following measure: inner core is one " L " font, and the lower end is inner core first end, is equipped with a hole portion on the both sides; Inner casing is one " L " font, and the lower end is inner casing first end, is equipped with a trip on the both sides; Trip is placed in hole portion, inner core is inserted in be fixed in the inner casing; Adapter is the configuration of circle top, and its lower end is adapter first end, the upper end of outstanding inner core in upper end and inner casing; Adapter is provided with an injecting hole; Adapter is provided with a pressure compensation opening; But injection moulding forms an inner membrance in the injecting hole.

The utility model has the advantages that: the iron-clad inner pore is less, and shield effectiveness is good, does not limit the size of cable, is applicable to assembling and two kinds of forms of moulding.

The explanation of accompanying drawing drawing:

Fig. 1 is the combination schematic diagram of the utility model embodiment

Fig. 2 is the decomposing schematic representation of the utility model embodiment

Fig. 3 penetrates assembled sectional view in conjunction with inner core for inner casing among the utility model embodiment

Fig. 4 is in conjunction with the assembled sectional view of the inner core welding cable of inner casing among the utility model embodiment

Fig. 5 is inner casing and the inner core of welding cable and the combination dissected figure of adapter assembling among the utility model embodiment

Fig. 6 be among the utility model embodiment with the assembled sectional view of the adapter socket shell of the inner core of inner casing and welding cable assembling

Now contrasting accompanying drawing is described in detail as follows the utility model embodiment:

The utility model is the communication connector of a kind of 1394 form 4PIN, can use the cable that connects 4PIN or 6PIN, can reduce the hole in the iron-clad, in order to avoid iron-clad injection moulding distortion so that increase operation rate, is avoided electromagnetic interference, improve the transmission accuracy, be applicable to assembling and two kinds of forms of moulding.

The utility model (Fig. 1, Fig. 2); Mainly comprise an inner casing 1, an inner core 2, an adapter 3, a cable 4, most transfer tube 7, a drag sheet 9 and a shell 8; Inner core 1 is one " L " font, in be provided with to penetrate in first holding part, 11, the first holding parts 11 and be combined with inner core 2, inner core 2 is one " L " font, in establish a plurality of pins 13, pin 13 outstanding inner core 2 lower ends that stretch out respectively; But the pin 13 of transfer tube 7 socket cables 4 and inner core 2 makes 13 contacts of cable 4 and pin, can adopt welding manner behind wraparound mode or welding or the wraparound; Establish a switching part 15 in the adapter, be arranged with inner core 2 and inner casing 1 in the switching part 15, inner core 2 and inner casing 1 upper end protrude in adapter 3 upper ends, and cable 4 is fixed in the pin 13 of inner core 2, and cable 4 is to overhanging outstanding adapter 3; Drag sheet 9 can be inserted in isolation, prevents short circuit, in establish most perforation, can wear transfer tube 7 in the perforation; Shell 8 includes a fore shell 5 and back plug 6, and back plug 6 is connected to fore shell 5 rear ends, with assembling inner casing 1, inner core 2, adapter 3 and cable 4 in wherein; Can be respectively equipped with the 3rd holding part 17, joint portion 18, the 4th holding part 20 and fixed block 19 in fore shell 5 and the back plug 6; Be surrounded by inner core 2, inner casing 1, adapter 3 and cable 4 in the 3rd holding part 17, joint portion 18 is in conjunction with the fixed block 19 of back plug 6, and extend from fore shell 5 rear ends cable 4 rear ends, by the 4th holding part 20 of back plug 6 is cladded, and fill in 6 rear ends by the back and stretch out, fore shell 5 upper ends are extruded with the upper end of inner casing 1; The lower end of the inner casing 1 (Fig. 3) of " L " font is respectively equipped with a trip 10 at least in both sides, " L " font inner core 2 that first holding part 11 penetrates is respectively equipped with a hole portion 12 on the both sides, lower end, the hole portion 12 of above-mentioned inner core 2 can cooperate the trip 10 of inner casing 1, inner core 2 is fixed in inner casing 1, can not advance and retreat; After inner core 2 inserts inner casing 1, the trip 10 of inner casing 1 is depressed the hole portion 12 that props up inner core 2, inner core 2 and inner casing 1 are combined as a whole; Trip 10 can prevent that inner core 2 from moving forward and backward, and the hole portion 12 of inner core 2 is a blind hole, is stuck in the inner casing 1 being inserted in fixing inner core 2 in the inner casing 1, does not influence electric property, and avoids the phenomenon that is short-circuited; Cable 4 (Fig. 4) braiding tipping, 9 groups of transfer tubes of establishing of front end drag sheet 7 join with the pin 13 of inner core 2 lower ends, can weld or crimping, and cable 4 stretches out and gives prominence to inner core 2 lower ends; 3 one-tenth toroidals of justifying the top once of adapter are provided with switching part 15 in it; Be arranged with the inner core 2 of welding cable 4 and the inner casing 1 of combination in the switching part 15 of adapter 3, the upper end of inner core 2 and inner casing 1 protrudes in the upper end of adapter 3, the cable 4 outstanding adapter 3 that stretches out, cable 4 external diameters all can utilize this adapter 3 between 4.5～6.5mm; Be respectively equipped with an injecting hole 14 and pressure compensation opening 16 on the adapter 3, being used for irritating the high pressure or the normal pressure balance of moulding and dashing when moulding uses, injection moulding can be injected epoxy (epoxy), adapter 3 in conjunction with inner core 2 and inner casing 1, the upper end is with 360 degree boxing, lower end folder riveting becomes to be extruded with two lugs, clamps braiding and cable 4; With tool folder anchor adapter 3, can make multiple spot conducting, clamping, can not produce relative motion, carry out injection moulding behind the folder anchor, pressure compensation opening 16 balance high pressure normal pressures form an inner membrance in injecting hole 14 injection mouldings, in order to avoid cable 4 gets loose during injection moulding; Inner membrance can increase reliability, strengthens resistance intensity, avoids housing distortion; Injecting hole 14 and 16 liang of eyelet weldings of pressure compensation opening are lived, reduce hole, in order to avoid Electromagnetic Interference (EMI) shields more perfect; (Fig. 6) analysed and observe in the combination of the adapter 3 socket shells of assembling with the inner core 2 of inner casing 1 and welding cable 4 in the utility model 8, after the injecting hole 14 of adapter 3 and pressure compensation opening 16 welderings are lived, inner core 2, inner casing 1, adapter 3 and cable 4 are socketed on the holding part of shell 8; Back plug 6 is advanced by the rear end forward end of fore shell 5, and back plug 6 and fore shell 5 usefulness joint portions 18 and fixed block 19 combinations prevent to retreat; Shell 8 cladding inner cores 2, inner casing 1, adapter 3 and cable 4, front end is given prominence to inner casing 1, and cable 4 is extended in the rear end, and Electromagnetic Interference (EMI) is covered more complete, and eddy current loss is little; Because injection moulding forms one deck inner membrance, not loosening, increased reliability, strengthen the intensity of structure, prevent distortion; Injecting hole on the adapter 3 and pressure compensation opening, confession filling are moulded and are used towards the balance of high pressure of moulding or normal pressure.

In sum, the utility model is except that being applicable to assembling and moulding two forms, the size of cable is unrestricted, advantages of good shielding performance, can be used to connect the cable of 4PIN or 6PIN, solve the restricted problem of prior art cable dimensions, before application, do not found to be disclosed in any occasion or publication, had novelty and progressive.

Claims

1, a kind of communication connector, it is characterized in that: be provided with most pins in the inner core, above-mentioned pin stretches out respectively and gives prominence to inner core first end, be provided with first holding part in one inner casing, penetrate with inner core in this first holding part and combine, be provided with a switching part in one adapter, be provided with inner core and inner casing in this switching part, inner core and inner casing second distal process are for adapter second end, one cable is fixed in the pin of inner core, cable stretches out and protrudes in adapter, the pin of most transfer tube socket cable and inner core, be provided with most perforation in the one drag sheet, can wear transfer tube in the perforation, one the 3rd holding part is arranged in one fore shell, the cladding of the 3rd holding part has inner core, inner casing, adapter and cable, cable first end extends a back plug from fore shell first end and is connected to fore shell first end, be provided with one the 4th holding part in the plug of back, the cladding of the 4th holding part has cable, and cable first end extends from back plug first end.

2, communication connector according to claim 1 is characterized in that: inner core is one " L " font, and the lower end is inner core first end, is equipped with a hole portion on the both sides.

3, communication connector according to claim 1 is characterized in that: inner casing is one " L " font, and the lower end is inner casing first end, is equipped with a trip on the both sides.

4, communication connector according to claim 3, it is characterized in that: trip is placed in hole portion, inner core is inserted in be fixed in the inner casing.

5, communication connector according to claim 1 is characterized in that: adapter is the configuration of circle top, and its lower end is adapter first end, the upper end of outstanding inner core in upper end and inner casing.

6, communication connector according to claim 1, it is characterized in that: adapter is provided with an injecting hole.

7, communication connector according to claim 1, it is characterized in that: adapter is provided with a pressure compensation opening.

8, communication connector according to claim 6 is characterized in that: but injection moulding forms an inner membrance in the injecting hole.