CN2540047Y - Electric connector - Google Patents

Abstract

The utility model discloses an electric connector that is arranged at the end of a cable and is adjoined with an adjoining connecter arranged on an electric device. The utility model includes an insulator body, a plurality of conductive terminals, a shading shell and an insulation shell; wherein, the insulator is provided with a base; an adjoining part extends forward from the base; the adjoining part is provided with a plurality of accepting flutes for accepting terminals; the shading shell is wrapped outside the insulator body; the insulation shell is further wrapped outside the shading shell; the adjoining part of the insulator body extends out from the front end of the insulation shell that extends outward from the front end to form a positioning part having edges of a curve structure that is matched with the surfaces of devices around the adjoining connector and closely joined with the devices surfaces. By adopting the structure, the electric connector is stably positioned on the surfaces of devices, thereby overcoming the disadvantage of poor positioning effect of the prior connector during adjoining, obtaining a closer adjoining between the connector and the adjoining connector and keeping the stability of electric connection and signal transmission.

Description

Electric connector

[technical field]

The utility model is about a kind of electric connector, refers in particular to a kind of micro universal universal serial bus (USB) type electric connector of being located at cable ends.

[background technology]

Along with electric equipment miniaturization, multi-functional development trend, more and more higher to the requirement of electronic installation, it not only will have stronger signal transfer functions, more will have the characteristics of miniaturization.At present, be widely used in USB (the Universal Serial Bus that connects computer and peripheral equipment, USB) electric connector is fast because of its transmission speed, and can transmit dissimilar electronic signals, replace traditional input/output interface gradually, and become a kind of signal transmission standard of industry, correlation technique sees also on September 23rd, 1998 by Compaq, Intel, Microsoft, NEC unites issue " USB 1.1 descriptions (Universal Serial Bus Specification Revision 1.1) ", and United States Patent (USP) the 6th, 280,252,6,210,231,6,293,825,6,231,393, D433,665, D434,727, D432, No. 085 case etc.And micro universal universal serial bus (Mini USB) connector is little owing to its volume, laser propagation effect is good is widely used on the portable type electronic products such as digital camera, PDA.See also United States Patent (USP) the 6th, 280, No. 252 cases, its structure as shown in Figures 1 and 2, this connector 1 ' is arranged at the end of cable, it comprises insulating body 2 ', plurality of conductive terminals 3 ', last shielding casing 4 ', following shielding casing 5 ' and being coated on, the insulation shell 6 ' that following shielding casing is outer, wherein, insulating body 2 ' is provided with some accepting grooves 20 ' in order to accommodate above-mentioned conducting terminal 3 ', last shielding casing 4 ' comprises a upper cover body 40 ' and extends the butt joint framework 42 ' that the preceding tab plate that is used for accommodating insulating body 2 ' is set from upper cover body 40 ' front-end edge forward, following shielding casing 5 ' is buckled together with last shielding casing 4 ' group, and the effect of covering conducting terminal 3 ' can be provided.Yet, the craft port of this electric connector is very little and be stretched on outside the insulation shell fully, positioner is not set, when being inserted on the electronic products such as digital camera when this electric connector, its only by and butt connector between adhesion realize fixing, thereby fixing effect is not good, and insulation shell bigger and unsettled setting with respect to craft port occurs rocking the phenomenon that causes the butt end to get loose because of cable easily.As careless collision, the lighter influences the stability and the screening effect of electrical transmission, and weight person can make electric connector impaired.

Therefore, necessary design is a kind of can provide the electric connector of good location function to overcome above-mentioned defective when docking.

[summary of the invention]

The purpose of this utility model is to provide a kind of electric connector, but on the equipment surface of its strong fix around the butt connector, thereby make its with butt connector between combine closelyr, keep electrically connecting and the stability of signal transmission.

For achieving the above object, the utility model adopts following technical scheme: the utility model electric connector is arranged at cable ends, can dock mutually with the butt connector on being installed on electronic equipment, it comprises insulating body, plurality of conductive terminals, shielding casing and insulation shell, wherein said insulating body has base portion, extended to form the docking section forward from this base portion, be provided with some accepting grooves in the docking section, in order to accommodate above-mentioned conducting terminal, described shielding casing is coated on outside the insulating body, insulation shell further is coated on outside the shielding casing, the docking section of above-mentioned insulating body stretches out outside the insulation shell front end face, wherein insulation shell in its front end face place to around one extended to form the location division, this edge, location division is with equipment surface shape kissing around the butt connector and merges the curved surface structure that can fit with above-mentioned surface.

Compared with prior art, the utility model electric connector is the equipment surface elasticity around the location division of curved surface and the butt connector by above-mentioned edge and reclines closely, make its strong fix on the said equipment surface, keep the stability of electric connection and signal transmission.

[description of drawings]

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

Fig. 2 is the three-dimensional combination figure of electric connector shown in Figure 1.

Fig. 3 is the three-dimensional exploded view of the utility model electric connector.

Fig. 4 is the three-dimensional exploded view at another visual angle of electric connector shown in Figure 3.

Fig. 5 is the three-dimensional combination figure of the utility model electric connector.

[embodiment]

Please refer to Fig. 3 and shown in Figure 4, the utility model electric connector 1 is arranged at cable 60 ends, can dock mutually with the butt connector (not shown) on being installed on electronic equipment, it comprises insulating body 10, be located in plurality of conductive terminals 20 in this insulating body 10, go up shielding casing 30, shielding casing 40 and coats and goes up shielding casing 30, the insulation shell 50 of shielding casing 40 down down.

Insulating body 10 comprises that a base portion that roughly is square 11 and is from the front surface 113 of base portion 11 projection and the hyoplastron shape docking section 12 that goes out forward, these docking section 12 stepped structures, it comprises with base portion 11 and linking to each other and thicker first 120 and the second portion 121 that extends forward and approach from first 120, on second portion 121 lower surfaces 123, vertically be concaved with some terminal containing slots 122 that run through base portion 11 and above-mentioned first 120, in order to accommodate conducting terminal 20.Upper surface 117 places that are adjacent to insulating body 10 on front surface 113 respectively are provided with a hole clipping 116.12 both sides respectively are provided with a groove 114 to the front surface 113 of base portion 11 in the docking section, and are provided with a button hole 118 below docking section 12.The side surface 111 of base portion 11 locates respectively to be provided with a fixture block 112 in the rear surface (not indicating) near base portion 11.

Last shielding casing 30 comprises a upper cover body 31 and extends the butt joint framework 33 of the docking section 12 that is used for accommodating insulating body 10 from upper cover body 31 front-end edges, wherein 31 rough being of upper cover body " ㄇ " shape, it has a roof 34 and pair of sidewalls 32.The front-end edge of roof 34 bending downwards is extended with an Extendible flake 35, and in order to connect this butt joint framework 33 and upper cover body 31, these Extendible flake 35 both sides are provided with the button that bends inwards and hold sheet 352, in the hole clipping 116 that embeds base portion 11.Extendible flake 35 is provided with a ribs 351 in its bending place, in order to strengthen the retain strength of Extendible flake 35 fixing insulating bodies 10.The end edge of sidewall 32 outwards is bent with an Extendible flake 327, in order to fasten with following shielding casing 40, and the appropriate position, rear portion of sidewall 32 respectively is arranged with a side shell fragment 325 that outwards protrudes out, and respectively be arranged with a button hole 321 in its anterior appropriate position, the below of button hole 321 is provided with a retaining sheet that inwardly protrudes out 323, then inwardly is provided with a shell fragment 343 on roof 34.Butt joint framework 33 is a lengthwise square frame shape shielding casing, its upper surface is provided with two elongated slots 335 that are parallel to each other along longitudinally, be provided with a projection 333 between two elongated slots 335, a pair of stopping plate 331 is arranged at the end edge place of butt joint framework 33 sidewalls respectively, and it can embed in the groove 114 of above-mentioned base portion 11 and auxiliary fixing location.

Following shielding casing 40 comprises that a lower cover 41 and is used for the arc Extendible flake 45 of clamping location cable 60, wherein 41 rough being of lower cover " ㄩ " shape, it is provided with a pair of sidewalls 44 and a diapire 42, corresponding side shell fragment 325 places of going up shielding casing 30 are provided with a button hole 440 on the sidewall 44, with so that upper and lower shielding casing fasten mutually.The front end of two side 44 respectively bends inwards and sidewall 44 rectangular catch 442, in order to support the front surface 113 of the base portion 11 that terminates in insulating body 10.The ora terminalis of diapire 42 upwards vertically bends out an Extendible flake 421, and Extendible flake 421 inwardly vertically bends out a button again and holds sheet 423, is used for embedding in the button hole 118 on the base portion 11, thereby makes insulating body 10 and lower cover 41 strong fixs.

During assembling,, the insulating body 10 that contains conducting terminal 20 firmly is assembled in the shielding casing 30,40 by the snap effect between the above-mentioned counterpart member of upper and lower shielding casing 30,40 and insulating body 10.At this moment, the base portion 11 of insulating body 10 is placed between the upper and lower cover body 31,41, and 12 of docking sections are placed in the butt joint framework 33.

Please cooperate and consult shown in Figure 5ly, insulation shell 50 is molded outside upper and lower shielding casing 30,40.In the present embodiment, this insulation shell 50 comprises flat column base portion 51, from extend back stress eliminating device 53 with some flutings and of base portion 51 in the location division 55 that the outside one in base portion 51 front end face places extends to form.Wherein, the two side of base portion 51 is provided with some fins 510, grips when making things convenient for plug.Location division 55 is square tabular, and its edge outwards protrudes in outside the base portion 51, and four angles are arc transition, and two adjacent edge edge 550,552 are slightly to front curve, and makes the edge of the front surface 58 of location division 55 be suitable curved surface structure.The butt joint framework 33 of last shielding casing 30 and be equipped with conducting terminal 20 insulating body 10 docking section 12 from the insulation housing 50 front surface 58 stretch through.

Be generally positioned at the edge corner of electronic equipment such as digital camera because of the butt connector that connects with the utility model electric connector 1, and above-mentioned corner is generally the fillet surface that connects two ground plane, the shape of the front surface 58 of above-mentioned location division 55 be able to match with the above-mentioned fillet surface shape of butt connector apparatus casing on every side, the tabular edge of adding location division 55 has certain elasticity, just can make location division 55 with aforementioned device housing elasticity and closely abut in, make its strong fix on the apparatus casing surface, keep the stability of electric connection and signal transmission.

Certainly, the above only is a preferred forms of the present utility model, the configuration of described location division 55 can also be from insulation shell 50 middle parts forward gradually prolonged expansion only need this location division 55 to satisfy the front surface shape and the casting of electronic device surface configuration matches and the edge has certain elasticity and gets final product to the horn-like protuberance that face foremost forms.In addition, the technical solution of the utility model is also applicable to the less cable ends electric connector of other craft port, such as IEEE1394 etc.

Claims (9)

1. electric connector, it is arranged at cable ends, can dock mutually with the butt connector on being installed on electronic equipment, it comprises insulating body, plurality of conductive terminals, shielding casing and insulation shell, wherein said insulating body has base portion, extended to form the docking section forward from this base portion, be provided with some accepting grooves in the docking section, in order to accommodate above-mentioned conducting terminal, described shielding casing is coated on outside the insulating body, insulation shell further is coated on outside the shielding casing, the docking section of above-mentioned insulating body stretches out outside the insulation shell front end face, it is characterized in that: insulation shell in its front end face place to around one extended to form the location division, this edge, location division is with equipment surface shape kissing around the butt connector and merges the curved surface structure that can fit with above-mentioned surface.

2. electric connector as claimed in claim 1 is characterized in that: described location division is tabular, and its edge has certain elasticity, can closely be posted by the said equipment surface.

3. electric connector as claimed in claim 2 is characterized in that: described tabular location division is square, and its four angles are arc transition.

4. electric connector as claimed in claim 1 is characterized in that: prolonged expansion is to forming foremost gradually forward from the insulation shell middle part in described location division, and its edge has certain elasticity, can closely be posted by the said equipment surface.

5. electric connector as claimed in claim 1 is characterized in that: described insulation shell comprises a flat column base portion.

6. electric connector as claimed in claim 5 is characterized in that: the edge of described location division outwards protrudes in outside the base portion, and neighboring edge is slightly to front curve.

7. electric connector as claimed in claim 1 is characterized in that: described shielding casing has the butt joint framework of coated insulation body docking section.

8. electric connector as claimed in claim 1 is characterized in that: described shielding casing comprises that the last shielding casing that is fastened togather mutually reaches shielding casing down.

9. electric connector as claimed in claim 8 is characterized in that: the described shielding casing of going up is extended with the butt joint framework forward.