CN204464635U - Electric connector - Google Patents

Abstract

A kind of electric connector, it comprises insulating body, the metal shell of coated insulation body and the conducting terminal, the inspection terminal that are fixed in insulating body.Described insulating body comprises the hyoplastron of base portion and extension forward, described hyoplastron definition has first surface and the second surface relative with first surface, described metal shell is located in hyoplastron surrounding and forms receiving space, described conducting terminal comprises and is exposed to hyoplastron and the contact site protruded in receiving space, and described inspection terminal comprises and protruding in receiving space and detecting part on rear side of the contact site being positioned at conducting terminal.Described electric connector is also provided with and protrudes into the interior stopper of receiving space, described stopper comprises and is positioned at front end and perpendicular to the blocking surface of hyoplastron first surface, on rear side of the contact site that described blocking surface is positioned at conducting terminal and on front side of the detecting part being positioned at described inspection terminal.Described blocking surface, in order to support butt connector, prevents butt connector from excessively inserting and touches inspection terminal by mistake.

Description

Electric connector

[technical field]

The utility model relates to a kind of electric connector, particularly relates to a kind of electric connector protecting inspection terminal.

[background technology]

Related art can consult the Chinese utility model patent No. CN203800218U a kind of electric connector disclosed on 08 27th, 2014 bulletins, it comprises insulating body, be contained in the metal shell of the interior conducting terminal of insulating body and coated insulation body, the hyoplastron that described insulating body comprises base portion and extends forward from base portion, described electric connector also comprises and is contained in the interior inspection terminal of insulating body, described inspection terminal is provided with and is contained in hyoplastron and extends upward the contact site of hyoplastron first surface, described contact site is in order to contact with USB PD PLUG metal shell thus to reach detecting.But when some non-standard USB PLUG are not USB PD PLUG but longer than the hyoplastron of the USB PD PLUG of standard, when it excessively inserts, shell can touch inspection terminal system is takeed for is that USB PD PLUG inserts and carries out big current transmission, and causes electronic component to damage.

So, wish that a kind of novel scheme of design is to prevent inspection terminal contact site by false triggering.

[utility model content]

Technical problem to be solved in the utility model is to provide a kind of electric connector, and this electric connector can prevent inspection terminal to be subject to false triggering.

For solving the problem, the utility model can adopt following technical scheme: a kind of electric connector, it comprises insulating body, the metal shell of coated insulation body and the conducting terminal be fixed in insulating body, inspection terminal, described insulating body comprises the hyoplastron of base portion and extension forward, described hyoplastron definition has first surface and the second surface relative with first surface, described metal shell is located in hyoplastron surrounding and forms receiving space, described conducting terminal comprises and is exposed to hyoplastron and the contact site protruded in receiving space, described inspection terminal comprises and protruding in receiving space and detecting part on rear side of the contact site being positioned at conducting terminal, wherein said electric connector is also provided with and protrudes into the interior stopper of receiving space, described stopper comprises and is positioned at front end and perpendicular to the blocking surface of hyoplastron first surface, on rear side of the contact site that described blocking surface is positioned at conducting terminal and on front side of the detecting part being positioned at described inspection terminal.

In a preferred embodiment, described stopper stretches in receiving space from hyoplastron first surface is convex.

In a preferred embodiment, described stopper protrudes into forward in receiving space from base portion front end.

In a preferred embodiment, the end face of described stopper and metal shell have certain interval.

In a preferred embodiment, described hyoplastron is provided with the accepting groove be upwards recessed to form from its second surface, described accepting groove is positioned at hyoplastron both lateral sides, described inspection terminal comprises and is contained in the interior extension of accepting groove, and described detecting part bends backward from extension front end and protrudes out hyoplastron second surface downwards.

In a preferred embodiment, described conducting terminal comprises five the first terminals and four second terminals, and described inspection terminal and the second terminal are stamped to form by same material strip, and described inspection terminal is positioned at the second terminal outermost two ends.

In a preferred embodiment, described insulating body comprises the first noumenon and is assembled in the second body on the first noumenon from top to bottom, and described the first terminal edge buries and takes shape in the first noumenon, and described second terminal and inspection terminal edge bury and take shape in the second body.

In a preferred embodiment, above-mentioned hyoplastron is formed at the first noumenon, and described stopper protrudes out from the first noumenon.

In a preferred embodiment, described second body forward stop by stopper.

Compared with prior art, the utility model has following beneficial effect: by arranging a stopper in inspection terminal contact site front end, in order to prevent non-USB PD butt connector from excessively inserting, touches with inspection terminal by mistake.

[accompanying drawing explanation]

Fig. 1 is the stereogram of the utility model electric connector.

Fig. 2 is the three-dimensional exploded view of electrical connector portions shown in Fig. 1.

Fig. 3 is the three-dimensional exploded view that electric connector shown in Fig. 1 decomposes further.

Fig. 4 is the stereogram of another angle of electric connector shown in Fig. 2.

Fig. 5 is the stereogram that electric connector shown in Fig. 4 decomposes further.

Fig. 6 is the stereogram of another angle of electric connector shown in Fig. 1.

Fig. 7 is the end view after metal shell removed by electric connector shown in Fig. 2.

[embodiment]

Please refer to shown in Fig. 1 to Fig. 3, the utility model is a kind of electric connector 100 for transmission of data signals, and it comprises insulating body 1, the metal shell 4 of the conducting terminal 2 be contained in insulating body 1, inspection terminal 3, coated insulation body 1 and bonnet 5.Described metal shell 4 encloses insulating body 1 surrounding and forms a receiving space 10.In this specification, involved direction is all reference with Fig. 2, and definition injects end for front end.

Please refer to shown in Fig. 1 to Fig. 5, described insulating body 1 comprises the first noumenon 11 and is assembled to the second body 12 on the first noumenon 11 from top to bottom.Described the first noumenon 11 is roughly in Z-shaped shape, it comprises the vertically base portion 111 of extension and the hyoplastron 112 from the horizontal forward extension in base portion 111 lower end, and described hyoplastron 112 comprises first surface 1121 and the second surface 1122 (ginseng Fig. 5) relative with first surface 1121.Described hyoplastron 112 is provided with some first accepting groove 1123, second accepting grooves 1124 be recessed to form from first surface 1121 and the 3rd accepting groove 1125 be upwards recessed to form from second surface 1122 downwards.Described first accepting groove 1123 is arranged side by side in hyoplastron 112 first surface 1121 front end, described second accepting groove 1124 is arranged at intervals at the first accepting groove 1123 rear end, first and second accepting groove 1123,1124 is for accommodating conducting terminal 2, described 3rd accepting groove 1125 is located at described hyoplastron 112 second surface 1122 both lateral sides, for accommodating inspection terminal 3.Described hyoplastron 112 first surface 1121 rear end is also at least provided with a stopper upwards protruded out 1126, and described stopper 1126 is arranged at intervals between the second accepting groove 1124.Described stopper 1126 comprises and is positioned at front end and the perpendicular blocking surface 1127 of hyoplastron 112 first surface 1121, described blocking surface 1127 and the distance of hyoplastron 112 front end face are the length of the hyoplastron of standard banjo, have certain interval between described stopper 1126 end face and metal shell 4.Described second body 21 forward stop by stopper, described second body 12 is roughly in inverted L-type, and it comprises the vertical portion 121 being close to base portion 111 front end face that vertically extends and extends back from top, vertical portion 121 is close to the horizontal part 122 of base portion 111 first surface.

With reference to Fig. 3 to Fig. 6, described conducting terminal 2 comprises five the first terminals 21 and four second terminals 22.By same material strip integrated punching, shaping and edge buries and takes shape in the first noumenon 11 described the first terminal 21, then excises material strip.Described the first terminal 21 comprises the first holding parts 211 be contained in hyoplastron 112, tabular first contact site 212 be exposed to from the horizontal forward extension of holding parts 211 in first accepting groove 1123, upwards extend and the first connecting portion 213 be contained in base portion 111 and the first weld part 214 extending the first noumenon 11 from connecting portion 213 end downwards from the first holding parts 211 rear end.Described second terminal 22 comprise the second connecting portion 221 be contained in vertical portion 121, from the second extension 222 of the second horizontal forward extension in connecting portion 221 lower end, from the second extension 222 continue to extend forward and be contained in the elastic second contact portion 223 of in the second accepting groove 1124, extend back from the second connecting portion 221 upper end level the second holding parts 224 be contained in horizontal part 122 and the second weld part 225 extending insulating body 1 from the second holding parts 224 downwards.Described first contact site 212 and the second contact site 223 are all positioned at hyoplastron 112 first surface 1121, and form " front flat rear bullet " double contact site, described second weld part 225 and the first weld part 214 time interval are arranged in two rows.The first terminal 21 and the second terminal 22 jointly define the terminal arrangement of the contact-making surface of USB 3.0 connector.

Continue referring to Fig. 3 to Fig. 6, described electric connector 100 also comprises the inspection terminal 3 that two are contained in insulating body 1 both sides, described inspection terminal 3 is arranged at the second terminal 22 both sides and is formed by same material strip integrated punching with described second terminal 22 and inlay to bury together with the second terminal 22 and to take shape in insulating body 1, described inspection terminal 3 comprises the 3rd connecting portion 31 be contained in vertical portion 121, from the 3rd horizontal forward extension in connecting portion 31 lower end and be contained in the 3rd accepting groove 1125 the 3rd extension 32, bend backward from the 3rd extension 32 front end and protrude out the detecting part 33 of hyoplastron 112 second surface 1122 downwards, extend back and the 3rd holding parts 34 be contained in horizontal part 122 and the 3rd weld part 35 extending insulating body 1 from the 3rd holding parts 34 downwards from the 3rd connecting portion 31 upper end level, described 3rd weld part 35 and the second weld part 225 are arranged in a row, be positioned at outside the second weld part 225.Described detecting part 33 is positioned at blocking surface 1127 rear of stopper 1126 in abutting direction.

Described metal shell 4 comprises roof 41, diapire 42 and two side 43, described roof 41, diapire 42 and two side 43 are equipped with and protrude into the interior shell fragment of receiving space 10 411,421,431, wherein said roof 41 is also provided with elastic arm 412, otherwise described elastic arm 412 protrudes into receiving space 10 along mutually bearing of trend between two shell fragments 411.Fixing feet 432 and be positioned at the auxiliary section 433 that rear end upwards extends before described two side 43 is also provided with and is positioned at centre.Described auxiliary section 433 is provided with the holding hole 4331 that coordinates with bonnet 5 and the rear fixing feet 4332 to downward-extension, and described front fixing feet 432 cooperatively interacts with rear fixing feet 4332 and electric connector 100 is fixed on circuit board (not shown).Described bonnet 5 is assembled in the horizontal part 122 in order to coated second body 12 on insulating body 1 from top to bottom, and described bonnet 5 both sides are provided with the convex closure 51 coordinated with the holding hole 4331 of metal shell 4 auxiliary section 433, in order to bonnet 5 is fixed on metal shell 4.

To sum up, in the utility model execution mode, described stopper 1126 is arranged on hyoplastron 112, but also can be arranged on base portion 111 in other execution mode, described stopper 1126 comprises the blocking surface 1127 being positioned at front end, described blocking surface 1127 is positioned at conducting terminal 2 contact site 212,223 rear and is positioned at inspection terminal 3 detecting part 33 front (ginseng Fig. 7), has certain interval between described stopper 1126 end face and metal shell 4 roof 41.When USB PD butt connector inserts, its case nose exceedes hyoplastron front end certain distance, therefore hyoplastron can be made to arrive to forward blocking surface 1127, and shell touches the detecting part of inspection terminal 3 by gap simultaneously.When non-standard USB butt connector inserts, because its hyoplastron and shell protrude out longer relative to standard USB PLUG, described blocking surface 1127 can offset with this non-standard USB butt connector hyoplastron (not shown) and stop it to insert further, prevents this non-standard USB butt connector from inserting dark and inspection terminal and touches by mistake.

In sum, these are only preferred embodiment of the present utility model, scope of the present utility model should do not limited with this, namely every simple equivalence change done according to the utility model claims and description with modify, all should still belong in scope that the utility model patent contains.

Claims (9)

1. an electric connector, it comprises insulating body, the metal shell of coated insulation body and the conducting terminal be fixed in insulating body, inspection terminal, described insulating body comprises the hyoplastron of base portion and extension forward, described hyoplastron definition has first surface and the second surface relative with first surface, described metal shell is located in hyoplastron surrounding and forms receiving space, described conducting terminal comprises and is exposed to hyoplastron and the contact site protruded in receiving space, described inspection terminal comprises and protruding in receiving space and detecting part on rear side of the contact site being positioned at conducting terminal, it is characterized in that: described electric connector is also provided with and protrudes into the interior stopper of receiving space, described stopper comprises and is positioned at front end and perpendicular to the blocking surface of hyoplastron first surface, on rear side of the contact site that described blocking surface is positioned at conducting terminal and on front side of the detecting part being positioned at described inspection terminal.

2. electric connector as claimed in claim 1, is characterized in that: described stopper stretches in receiving space from hyoplastron first surface is convex.

3. electric connector as claimed in claim 1, is characterized in that: described stopper protrudes into forward in receiving space from base portion front end.

4. electric connector as claimed in claim 2 or claim 3, is characterized in that: end face and the metal shell of described stopper have certain interval.

5. electric connector as claimed in claim 4, it is characterized in that: described hyoplastron is provided with the accepting groove be upwards recessed to form from its second surface, described accepting groove is positioned at hyoplastron both lateral sides, described inspection terminal comprises and is contained in the interior extension of accepting groove, and described detecting part bends backward from extension front end and protrudes out hyoplastron second surface downwards.

6. electric connector as claimed in claim 4, it is characterized in that: described conducting terminal comprises five the first terminals and four second terminals, described inspection terminal and the second terminal are stamped to form by same material strip, and described inspection terminal is positioned at the second terminal outermost two ends.

7. electric connector as claimed in claim 6, it is characterized in that: described insulating body comprises the first noumenon and is assembled in the second body on the first noumenon from top to bottom, described the first terminal edge buries and takes shape in the first noumenon, and described second terminal and inspection terminal edge bury and take shape in the second body.

8. electric connector as claimed in claim 7, it is characterized in that: above-mentioned hyoplastron is formed at the first noumenon, described stopper protrudes out from the first noumenon.

9. electric connector as claimed in claim 7, is characterized in that: described second body forward stop by stopper.