CN201584577U

CN201584577U - Connector of termination cables

Info

Publication number: CN201584577U
Application number: CN2009203067347U
Authority: CN
Inventors: 周文富
Original assignee: China Aviation Optical Electrical Technology Co Ltd
Current assignee: China Aviation Optical Electrical Technology Co Ltd
Priority date: 2009-07-23
Filing date: 2009-07-23
Publication date: 2010-09-15
Anticipated expiration: 2019-07-23

Abstract

The utility model relates to a connector of termination cables, which comprises a connector case, wherein a cable passage is arranged in the case, an opening of the cable passage is arranged on the end surface of the tail end of the connector case, more than one cable clamp fixing seat is integrally extended and arranged at the tail part of the connector case, the connector also comprises more than one cable clamp which is fixed on the cable clamp fixing seat through locking connecting elements, the cable clamps are provided with arc-shaped sections in correspondingly tight pressing fit with the outer peripheral surfaces of cables, and the arc-shaped sections of the cable clamps are circulated into a ring shape in corresponding tight pressing fit with the outer peripheral surfaces of cables when being gathered and tightly locked in the radial direction of the locking connecting elements. The cable clamps for tightly clamping the cables of the utility model are fixedly arranged on the cable fixing seat integrated into a whole body with the connector case, so the cable clamping device is integrated on the tail end of the connector case, so the structure of the connector is more compact and simpler.

Description

A kind of connector of termination cable

Technical field

The utility model relates to a kind of connector of termination cable.

Background technology

Need on the connector shell cable clamp is fastened device on housing, so that cable does not move axially with respect to the contact of connector front end, can better connect with contact, the connector that has uses heat-shrink tube to be cable fixer, that this device uses is simple, easy for installation, cost is low, but fixing poor reliability.Also have some to be added in the cable fixer of connector shell afterbody in addition, as binding nut etc., this class device reliable clamping, the cable difficult drop-off, but more or less have baroque problem.

The utility model content

In order to solve the connector-cable fixture structure complicated problems that exists in the prior art, the utility model provides a kind of connector of termination cable.

For achieving the above object, the utility model adopts following technical scheme: a kind of connector of termination cable, comprise connector shell, be provided with the cable passage in the housing, the opening of cable passage is opened on the tail end end face of connector shell, and described connector shell afterbody one extension is provided with more than one wire clamp holder; Described connector also comprises by the locking connector and is fixed on more than one wire clamp on the wire clamp holder, described wire clamp has the segmental arc with the corresponding compression fit of cable outer peripheral face, and the segmental arc of wire clamp is radially drawn in locking by described locking connector and the time surrounds an annular with the corresponding compression fit of cable outer peripheral face.

The plural arc wire clamp that described wire clamp is, the two ends of wire clamp segmental arc also are provided with the termination, the termination is provided with and wire clamp holder and being connected of locking connector cooperation uses the hole, described wire clamp holder is more than two, the wire clamp holder is uniformly distributed along the circumference, the wire clamp holder has the mating surface that cooperates with the wire clamp termination, and the wire clamp holder is provided with to connect uses the hole; Described locking connector is to be located in the wire clamp holder to connect with the wire clamp gathering being fixed on bolt part on the wire clamp holder in the hole.

The tail end one of all wire clamp holders is fixed with one and holds the ring bodies that cable passes, and has the space of installing for wire clamp between described ring bodies and the housing tail end, and the through hole in the ring bodies is axially corresponding with the cable passage of housing.

Described wire clamp holder one extension is arranged on the end face of housing tail end.

The wire clamp that the utility model clamps cable be fixedly mounted on connector shell be on the wire clamp holder of one, thereby the cable clamping device has been integrated in the tail end of connector shell, this makes that the structure of connector is compact more, simple.

Wire clamp of the present utility model is installed on the wire clamp holder by bolt, and bolt draws wire clamp in, and the arc-shaped surface of wire clamp just compresses cable, and bed knife is bigger, the cable difficult drop-off, and in addition, this mounting means is also comparatively simple.

Further, the tail end one of wire clamp holder of the present utility model is set with one and holds the ring bodies that cable passes, tail end and wire clamp holder that ring bodies is arranged on the wire clamp holder are one, the tail end of each wire clamp holder is connected into an integral body, increased the rigidity of holder, be that holder is not yielding, be difficult for being fractureed.In addition, have the wire clamp installing space between ring bodies and the connector shell, it is to place it in the installing space and can find its installation site easily, for installation brings convenience that wire clamp is installed.

Description of drawings

Fig. 1 is the cutaway view of front view of the present utility model;

Fig. 2 is the right view of Fig. 1;

Fig. 3 is a three-dimensional explosive view of the present utility model.

Embodiment

In Fig. 1, Fig. 2, Fig. 3, electric connector housing 8 has directly bigger ladder axial plane of the less rear end of point diameter diameter, be provided with cable passage in the electric connector housing 8, cable 9 penetrates from the tail end of electric connector housing 8, and the front end of cable 9 links to each other with contact 12.Extend one on the end face of housing 8 tail ends and be symmetrically arranged with two wire clamp holders 10.Wire clamp holder 10 is a list structure, have four faces, wire clamp holder 10 is provided with connecting bolt and uses the hole, a face of wire clamp holder 10 is to extend consistent arcwall face with housing 8 inner peripheral surfaces, two faces vertical with arcwall face are the plane, the connecting bolt of wire clamp holder 10 is vertical with the plane of wire clamp holder 10 with the axis in hole, and another face of wire clamp holder 10 is relative with its arcwall face, and the connecting bolt with wire clamp holder 10 is with the corresponding shape in hole.The tail end of wire clamp holder 10 is provided with a ring bodies 11, through hole in the ring bodies 11 is axially corresponding with the cable passage of electric connector housing 8, cable 9 enters housing 8 by the tail end of ring bodies 11, in the space between ring bodies 11 and the connector shell 8 wire clamp 2 is installed, wire clamp 2 has the segmental arc with cable 9 outer peripheral face compression fit, the two ends of segmental arc are provided with the rectangle termination, the rectangle termination has and the mating surface that is matched by the plane of wire clamp holder 10, also be provided with on the rectangle termination with wire clamp holder 10 on connecting bolt with corresponding hole, hole.Wire clamp 2 is two, draws in by connecting bolt 1 to be fixed on the wire clamp holder 10.

The coupling nut 3 of electric connector is pre-installed on the less axial plane of electric connector housing 8 point diameters, coupling nut 3 can rotate relative to electric connector housing 8, coupling nut 3 rear portions are provided with the axial limiting retaining along 13, spacing cooperation of the shaft shoulder on the axial limiting retaining rear end face along 13 and the housing 8, the axial limiting retaining cooperates with the limit screw cap structure is spacing along 13 front end face, and coupling nut 3 can slide between housing 8 shaft shoulders and limit screw cap 4 structures.The limiting block of present embodiment also can be the circulus that is provided with radial slot along 13 for being arranged on the circulus at coupling nut 3 rear portions.

Limit screw cap 4 is a ring bodies, and inner peripheral surface matches with the less axial plane of housing 8 and diameter, and outer peripheral face is provided with three screwed holes that run through the installation holding screw 5 of inner and outer circumferential surfaces, is symmetrically arranged with two rectangles and dials spin slot on the end face of electric connector front.Housing 8 be provided with limit screw cap 4 on the corresponding screwed hole of screwed hole, limit screw cap 4 is fixedly mounted on the housing 8 by holding screw 5.The back of limit screw cap 4 is provided with pad 6, and the back of pad 6 is provided with ripple spring 7, and limit screw cap 4 is realized spacing to coupling nut 3 by pad 6 and ripple spring 7, and pad 6 and ripple spring 7 all are installed on the less axial plane of housing 8 point diameters.The side face of coupling nut 3 is provided with a through hole, enters for the screwdriver that holding screw 5 is installed.

During assembling, the ring bodies 11 of cable 9 from housing 8 tail ends inserted in the housing 8, the wire clamp 2 that uses is in pairs put into space between ring bodies 11 and the housing 8, by connecting bolt 1 wire clamp 2 is installed on the wire clamp holder 10 between ring bodies 11 and the housing 8, fastening nut, wire clamp 2 draws clamping cables 9 in, thereby cable 9 is fixed on the housing 8.Then, earlier that coupling nut 3 is pre-installed on housing 8, ripple spring 7 and pad 6 successively are installed then again, at last limit screw cap 4 is installed on the housing 8, by dialling spin slot rotary stopper nut 4, make the tapped through hole of the installation holding screw 5 on the limit screw cap 4 aim at the screwed hole on the housing 8, by the through hole on coupling nut 3 side faces holding screw 5 is put into the screwed hole of limit screw cap 4 then, enter the through hole of screwdriver on connecing nut 3 side faces and screw holding screw 5, after a screw installs, nut 3 is rotatably connected, make another of through-hole alignment limit screw cap 4 on it, another holding screw is installed, and limit screw cap 4 is fixedly mounted on the housing 8 the most at last.

When wire clamp holder 10 rigidity, the intensity of electric connector housing 8 tail ends are bigger, the possibility of occur destroying is less, does not need to add in addition under the situation of globality that ring bodies 11 improves wire clamp holder 10, and ring bodies 11 of the present utility model can save.

Wire clamp holder 10 of the present utility model also can be one, and corresponding wire clamp 2 is for having the annulus of a breach, and the indentation, there of annulus is provided with two parallel rectangle terminations, and the inner peripheral surface of annulus is corresponding with the outer peripheral face of cable 9.

The utility model also can be used for other communications cables such as terminating optical cables.

Claims

1. the connector of a termination cable, comprise connector shell, be provided with the cable passage in the housing, the opening of cable passage is opened on the tail end end face of connector shell, it is characterized in that: described connector shell afterbody one extension is provided with more than one wire clamp holder; Described connector also comprises by the locking connector and is fixed on more than one wire clamp on the wire clamp holder, described wire clamp has the segmental arc with the corresponding compression fit of cable outer peripheral face, and the segmental arc of wire clamp is radially drawn in locking by described locking connector and the time surrounds an annular with the corresponding compression fit of cable outer peripheral face.

2. the connector of termination cable according to claim 1, it is characterized in that: the plural arc wire clamp that described wire clamp is, the two ends of wire clamp segmental arc also are provided with the termination, the termination is provided with and wire clamp holder and being connected of locking connector cooperation uses the hole, described wire clamp holder is more than two, the wire clamp holder is uniformly distributed along the circumference, and the wire clamp holder has the mating surface that cooperates with the wire clamp termination, and the wire clamp holder is provided with to connect uses the hole; Described locking connector is to be located in the wire clamp holder to connect with the wire clamp gathering being fixed on bolt part on the wire clamp holder in the hole.

3. the connector of termination cable according to claim 2, it is characterized in that: the tail end one of all wire clamp holders is fixed with one and holds the ring bodies that cable passes, have the space of installing for wire clamp between described ring bodies and the housing tail end, the through hole in the ring bodies is axially corresponding with the cable passage of housing.

4. according to the connector of each described termination cable in the claim 1～3, it is characterized in that: described wire clamp holder one extension is arranged on the end face of housing tail end.