CN2351863Y

CN2351863Y - Locker for electric connector

Info

Publication number: CN2351863Y
Application number: CN 98252203
Authority: CN
Inventors: 郭洲荣
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 1998-12-29
Filing date: 1998-12-29
Publication date: 1999-12-01
Anticipated expiration: 2008-12-29

Abstract

The utility model relates to a locker for an electric connector. The locker for an electric connector is used for fixedly locking two abutting electric connectors. The locker for an electric connector comprises a locking body and locking sheets, wherein, the locking body is longitudinal extending body, the front end of the locking body is provided with a spherical fastening part, and an abutting part is arranged on the contiguous segment. An annular groove is formed between the abutting part and the fastening part. The locking sheets are elastic sheets which are continuous and bended. An extending end surface of the locking sheets is dented with a fastening groove which is in the shape of a semicircle, and the edge of the groove is provided with a guide angle. When the combination is carried out, the guide angle can slide over the fastening part of the locking body and is fastened in the annular groove of the locking body. Therefore, the locking effect is achieved.

Description

The locker of electric connector

The utility model relates to a kind of locker of electric connector, particularly a kind ofly is connected in series different electronic installations so that it is able to the electric connector of transmission signal, and this electric connector and dock the locker that electric connector is connected with group.

Connect the transmission that realizes electric signal by electric connector between more and more many at present computers and the external equipment thereof, and concerning the detachable electric connector that need often plug, any regular ambient vibration or other reason all may cause getting loose of electric connector grafting, thereby influence the correct transmission of signal.For guaranteeing that the reliability that electric connector connects makes its influence that is not subjected to extraneous factor, industry adopts as curved resilient sleeve hook or screw locking structure are locked two and docked the electric connector of conducting each other mostly at present, to reach firm effectively purpose of connecting.Yet along with the trend of computer lighting, the volume of electric connector also correspondingly dwindles, operation for convenience under the very little situation of volume, and the electric connector winding mode in the notebook computer mostly is buckle-type, promptly adopts button to hold projection and matches with groove.No. the 5th, 401,189, No. the 84201383rd, design relevant such as TaiWan, China patent application and United States Patent (USP) with the utility model disclose.As shown in Figure 1, existing electric connector includes insulating body 70, be housed in conducting terminal 71 in the insulating body 70, abut against the housing 72 on the insulating body 70 butt joint sides, and supply the button of the usefulness of snapping to hold members such as piece 73 in the insulating body two side ends, wherein these insulating body 70 two ends are provided with pre-and post perforative through hole 74, and when housing 72 amplexiforms behind insulating body 70 butt joint sides, the corresponding groove 78 that is provided with in its both ends will be corresponding with this through hole 74.Button is held the side that piece 73 relies on housing 72 and has been protruded out microscler door bolt arm 76, and being provided with button away from end place and holding projection 77 of door bolt arm 76, after this button is held piece 73 and is installed in the insulating body two ends through hole 74, door bolt arm 76 will be passed by the groove 78 that is mated on through hole 74 and the shielding casing 72, and hold projection 77 button by the button of its end and be held on the set groove of butt joint electric connector correspondence position (not shown).In addition, the design that has directly will fasten arm 76 with a bolt or latch and button is held projection 77 and housing 72 is one-body molded.Yet above-mentioned prior art constructions has many defectives: at first because the smaller volume of electric connector own, make button hold piece and on fastening projection thickness also must cooperate attenuation, thereby the fixing less stable that fastens; In addition, this button is held piece and only can be fastened along the protrusion direction that button is held projection, has deviation just to be difficult for winding slightly and fixes, even cause and get loose; This electric connector is when docking electricity and connect device and fasten; its button is held projection and can be held in the groove by corresponding button usually; when the fastening projection buckles into groove; must design the pressure unloading device that matches in addition; so button could be held projection withdraws from outside the groove smoothly; otherwise can detain and hold sacrifices consisting of an ox, a sheep and a pig and be difficult for withdrawing from, thereby make troubles to the user.

The purpose of this utility model is to provide a kind of locker of electric connector, it has bigger supporting and ends contact-making surface, in electric connector and locker thin typeization, still can keep multi-direction even hemisphere is planar supports the fixing effect of ending fixing surface and quite stable being provided.

Another purpose of the present utility model is to provide a kind of good guiding structure that has, more mobile approach is provided when locked instrument snapping or separation, thereby can be in that do not have to press under the situation of unloading device still can be automatically along application of force direction snapping or separation under the suitable application of force, with simplified structure and improve the locker of the electric connector of convenience.

Another purpose of the present utility model is to provide a kind of multidirectional group of buckle side that have, and buckles into along different directions for the fastener components of correspondence, thereby improves the versatility of electric connector and be applicable to the locker of the electric connector of different occasions.

The utility model purpose is achieved in that the locker of this electric connector is used for the electric connector locking with two butt joints, and it includes locked body and grip tab.This locked body is the lengthwise ennation, and its front end is provided with spherical holding part, and the stage casing then is provided with abutting part, and is formed with ccontaining annular groove between the two, but then is provided with the screw thread of interlocking to the insulating body of electric connector as for its end.And grip tab is arranged on the relative position of butt joint electric connector of this electric connector, is continuously the shell fragment of bending.Catching groove and groove edge that the extending end face fovea superior of this grip tab is set as semicircle shape are provided with lead angle, and the angle of its bending is slightly larger than the right angle, thereby when winding, just can slip over the spherical holding part surface of locked body and be fastened in the ccontaining annular groove of locked body, this end face can bend common formation of end face with other and accommodate the space of holding part to reach the effect of locking simultaneously.

Compared with prior art, this reality should be novel have following advantage: non-directional influence during winding, thereby and its contact-making surface more be not subjected to the influence of electric connector volume-diminished, and can reach firm winding effect, and be convenient to dismounting after the winding.

Below in conjunction with drawings and Examples the utility model is further described.

Fig. 1 is the three-dimensional exploded view of existing electric connector.

Fig. 2 is the stereogram of the utility model electric connector and locker exploded thereof.

Fig. 3 is a grip tab local structure view of apparatus of the present utility model.

Fig. 4,5, the 6th, the schematic diagram of the continuous winding action of the utility model.

As shown in Figure 2, locker 1 separated into two parts is relatively arranged on

electric connector

2,3 two ends that can dock mutually.Wherein insulating body 20 1 sides of electric connector 2 formation butt joint side 21 and its two ends offer screw 22; And locker 1 comprises locked body 10 and grip tab 11, locked body 10 is lengthwise and extends shape, the one end is made as junction surface 101, and this junction surface 101 is that a cylinder and its outer peripheral edges offer screw thread, is used for matching with the screw 22 of electric connector 2 settings and being connected on the electric connector 2.From the junction surface 101 along perpendicular to the butt joint side 21 of electric connector 2 insulating bodies 20 and away from direction protruded out holding part 102, this holding part 102 slightly is orbicule, can stick between grip tab 11 both ends of the surface 111,112 and (hold the back explanation), and its terminal surface 1021 is that a plane and the appropriate depth that sets to the concave form the heavy cave 1022 of a hexagonal, is inserted in locking for die nut when this locked body 10 of assembling.Locked body 10 stage casings are provided with abutting part 103 and are connected in series holding part 102 and junction surface 101, this abutting part 103 is the convex shape cylinder, and its side that relies on holding part 102 forms annular groove 104, when being connected to electric connector 2, can supporting by abutting part 103 and end on the butt joint side 21 of electric connector 2 insulating bodies 20 and locked body 10 is fixed.

Grip tab 11 is arranged on the electric connector 3 accordingly, and it extends equivalent lengths and form towards locked body 10 from electric connector 3.This grip tab 11 is the shell fragment of continuous bending, and the one end is provided with front end face 111, and this front end face 111 supports when docking with locked body 10 and only is being held on the end face 1021 of locked body 10.These grip tab 11 extending ends are made as terminal surface 112 with the slightly parallel relative bending side of front end face 111 system, these terminal surface 112 fovea superiors are set as on the catching groove 114 of a suitable semicircle shape and its both sides groove edge and are equipped with lead angle 115 (please cooperate and consult Fig. 3), can cooperate with the spherical surface of locked body 10 by the planar lead angle 115 of the semicircle of catching groove 114 to produce guide function, thereby make terminal surface 112 buckle into locked body 10 (holding the back explanation) easily.This terminal surface 112 is connected by side 113 with front end face 111, and all 113 end is to same lateral buckling from the side, and the angle of its bending is slightly larger than the right angle, slips into action in the time of can making things convenient for terminal surface 112 windings.This side 113 can make front end face 111 and terminal surface 112 keep the holding part 102 of suitable spacing further to accommodate locked body 10.

Shown in Fig. 4,5 and 6, when two

electric connectors

2,3 were pegged graft, grip tab 11 and locked body 10 also carried out snap close each other, did not come off so that two

electric connectors

2,3 are fixed to one another.And the terminal surface 112 of grip tab 11 contacts at earlier on the end face 1021 of locked body 10 holding parts 102 before winding, when being subjected to the time spent of doing that winding power continues propelling, the semicircle catching groove 114 that is arranged with on this terminal surface 112 can slip over the circle-shaped surface of this holding part 102 by its lead angle 115, then by himself the elasticity recovery former not location of bending of rebounding.This moment, grip tab 11 both ends of the surface 111,112 formed spaces can be in order to the holding part 102 of accommodating locked

body

10, and 112 of terminal surfaces utilize its catching groove 114 groove edge to support in the annular groove 104 of locked body 10.Because the annular groove 104 of locked body 10 has semicircular fastening contact-making surface at least with the catching groove 114 of grip tab 11, so the big snapping effect of its contact-making surface is firm.Owing to be equipped with lead angle 115, and only must or withdraw from the direction application of force of two electric connectors, can realize the action of snap close or separation, have designs simplification, be convenient to the advantage of disassembly and assembly along snapping in catching groove 114 both sides.Because holding part 102 bodies spherical in shape of locked body 10, no matter which kind of direction the terminal surface 112 of grip tab 11 bends towards, all can detain smoothly solid on locked body 10, thereby the button that can be applicable to the different snapping directions of different electric connectors is held element, has increased its versatility.

Claims

1. the locker of an electric connector, comprise locked body and grip tab, it is characterized in that: locked body is the lengthwise ennation, and its extending end formation has spherical holding part at least, grip tab is continuously the shell fragment of bending, and is arranged with the catching groove that is semicircle shape on the extending end face.

2. the locker of electric connector according to claim 1, it is characterized in that: locked body is made as the holding part of sphere-like away from an end of electric connector.

3. as the locker of electric connector as described in the claim 2, it is characterized in that: be provided with near the holding part of locked body and protrude columned abutting part, form annular groove between this abutting part and holding part.

4. as the locker of electric connector as described in the claim 3, it is characterized in that: the catching groove edge is formed with lead angle.

5. as the locker of electric connector as described in the claim 4, it is characterized in that: grip tab is provided with front end face slightly parallel with terminal surface and that be provided with at a distance of a determining deviation, and both ends of the surface are connected by the side of a side setting.

6. as the locker of electric connector as described in the claim 5, it is characterized in that: the terminal surface of grip tab and the bending inclination angle between the side are slightly larger than vertical angle.

7. as the locker of electric connector as described in the claim 6, it is characterized in that: locked body is made as the junction surface away from the other end of holding part relatively, and this junction surface is cylindric and its outer peripheral edges are provided with screw thread.

8. as the locker of electric connector as described in the claim 7, it is characterized in that: the end face of locked body sphere-like holding part is a plane, and it is arranged with the heavy cave of hexagonal of an appropriate depth.