CN209592467U - Electric connector - Google Patents

Abstract

A kind of electric connector, including Terminals Die group and the shielding casing being sheathed in the Terminals Die group, the Terminals Die group includes by the molding insulating body of plastic material, the two rows of conductive terminals being immobilizated in the insulating body and the metallic shield piece being held between two rows of conductive terminals, the insulating body includes pedestal and the hyoplastron that extends to form forward from pedestal, the conductive terminal includes the contact portion for being exposed to the hyoplastron surface, the holding parts that are immobilizated in pedestal and the weld part that the pedestal is extended back from the holding parts, the conductive terminal and metallic shield piece surface are recessed fluted, part plastic material flows into and fills the groove during forming insulating body outside the plastic material is coated on conductive terminal and metallic shield piece.

Description

Electric connector

[technical field]

The utility model refers in particular to a kind of positive and negative plugging electric connector in relation to a kind of electric connector.

[background technique]

China's bulletin CN205944583U utility model patent is please referred to, a kind of electric connector is disclosed, including Insulating body, the two rows conductive terminal for being immobilizated in insulating body, the metallic shield piece being held between two rows of conductive terminals, The shielding casing being sheathed on outside insulating body and the plastic casing being molded in outside shielding casing, the end of right such conventional design Son, metallic shield piece and the molding structure of insulating body, waterproof performance is low, and steam is easily from terminal, metallic shield piece etc. and modeling Glue material in conjunction with gap in enter and influence to use.

Therefore, it is necessory to provide a kind of new electric connector, to overcome drawbacks described above.

[utility model content]

The purpose of this utility model is to provide a kind of electric connectors with stronger waterproof performance.

The purpose of this utility model is achieved through the following technical solutions: a kind of electric connector, including Terminals Die group and set Shielding casing in the Terminals Die group, the Terminals Die group include by the molding insulating body of plastic material, are immobilizated in Two rows of conductive terminals in the insulating body and the metallic shield piece being held between two rows of conductive terminals, the insulating body Including pedestal and the hyoplastron extended to form forward from pedestal, the conductive terminal includes being exposed to the contact on the hyoplastron surface Portion, the holding parts being immobilizated in pedestal and the weld part that the pedestal is extended back from the holding parts, the conductive terminal And metallic shield piece surface is recessed fluted, is coated on outside conductive terminal and metallic shield piece in the plastic material and forms insulation Part plastic material flows into and fills the groove during ontology.

Further, the conductive terminal includes upper row's terminal and lower row's terminal, and the insulating body includes respectively by moulding Glue material takes shape in row's terminal and upper end base and lower end seat outside lower row's terminal, four weekly forms of each holding parts for arranging conductive terminal Face sets to the concave and is formed with the first groove, and part plastic material is flowed into and filled out during forming upper end base and lower end seat Fill first groove.

Further, the metallic shield piece includes horizontal-extending flat part, and the surrounded surface of the flat part is inside It is recessed and form the second groove, the insulating body further comprise taken shape in by plastic material it is exhausted outside upper end base and lower end seat Edge part, part plastic material flows into and fills second groove during molded insulator.

Further, the insulating body further comprises the stage portion for connecting the hyoplastron and pedestal, the conducting end Groove on son is located at the stage portion region or the base region.

Further, the groove of the metallic shield on piece is located at the stage portion region or the base region.

Further, the shielding casing is immobilizated in the pedestal, and encloses and be equipped with for a docking connector with the hyoplastron The butt cavity plugged, the shielding casing at the pedestal holding area inside and outer surface be recessed with it is cyclic annular recessed Slot.

Further, the electric connector further comprises being molded in being infused outside the shielding casing by plastic material Molding plastic casing is moulded, the part plastic cement material during plastic material is coated on and forms plastic casing outside shielding casing Material is flowed directly into and is filled in the annular recess on the outside of shielding casing.

Further, the part plastic cement material during plastic material is coated on and forms plastic casing outside shielding casing Material is flowed into along the gap between shielding casing and Terminals Die group and is filled in the annular recess on the inside of shielding casing.

Further, the groove being formed on conductive terminal, metallic shield piece and shielding casing be a row setting or Multiple rows of interval setting.

Further, the groove being formed on conductive terminal, metallic shield piece and shielding casing is radium-shine molding.

Compared with prior art, the utility model has the following beneficial effects: the utility model is in conductive terminal and metal The recessed formation groove in surface of piece is shielded, part plastic material flows into and fills the groove during being molded insulating body And the binding performance of insulating body and conductive terminal and metallic shield piece is further strengthened to prevent the entrance of steam.

[Detailed description of the invention]

Fig. 1 is the three-dimensional combination figure of the utility model electric connector.

Fig. 2 is the three-dimensional combination figure that Fig. 1 is seen from other direction.

Fig. 3 is the part isometric exploded view of the utility model electric connector.

Fig. 4 is the part isometric exploded view that Fig. 3 is seen from other direction.

Fig. 5 is the further part isometric exploded view of electric connector shown in Fig. 3.

Fig. 6 is the part isometric exploded view that Fig. 5 is seen from other direction.

Fig. 7 is the part isometric exploded view of the Terminals Die group of the utility model electric connector.

Fig. 8 is the part isometric exploded view that Fig. 7 is seen from other direction.

Fig. 9 is the stereogram exploded view of the Terminals Die group of the utility model electric connector.

Figure 10 is the stereogram exploded view that Fig. 9 is seen from other direction.

Figure 11 is the stereogram exploded view after the Terminals Die group removal insulating part of the utility model electric connector.

Figure 12 is the stereogram exploded view that Figure 11 is seen from other direction.

Figure 13 is cross-sectional view of the electric connector shown in FIG. 1 from the direction A-A.

[primary clustering symbol description]

100 accommodating space 200 of electric connector

300 Terminals Die group 1 of installation space

11 pedestal 111 of insulating body

112 stage portion 113 of hyoplastron

114 upper end base 12 of mounting portion

First pedestal, 121 first hyoplastron 122

123 first mounting portion 124 of first step portion

First clamping part, 125 convex block 126

The lower end seat 13 of holding hole 127

Second pedestal, 131 second hyoplastron 132

133 second mounting portion 134 of second step portion

Second clamping part, 135 blocked block 136

14 third pedestal 141 of insulating part

142 third stage portion 143 of third hyoplastron

144 clamping mouth 145 of securing groove

2 holding parts 21 of conductive terminal

Upper 210 first groove 211 of row's terminal

Contact portion 22 is lower to arrange terminal 220

23 metallic shield piece 3 of weld part

31 second groove 311 of flat part

32 welding foot 33 of back plate portion

4 upper plate portion 41 of shielding casing

410 lower board unit 42 of front block unit

421 side plate 43 of backstop

431 tail end 44 of extension

Hold 441 interconnecting piece 45 of foot

Be open 451 positioning regions 452

46 plastic casing 5 of annular recess

The lower insulation division 52 of upper insulation division 51

53 ear 531 of side insulation division

The following detailed description will be further explained with reference to the above drawings the utility model.

[specific embodiment]

Hereinafter, the specific embodiment that the utility model electric connector 100 will be introduced in conjunction with Fig. 1 to Figure 13.Described in definition The port of electric connector 100 and docking connector (not shown) grafting is inserted terminal.Defining inserted terminal is front end and plugging direction For front-rear direction.

Please refer to shown in Fig. 1 to Figure 13, the electric connector 100 of the utility model, including Terminals Die group 1, be sheathed on it is described Shielding casing 4 in Terminals Die group 1 and the plastic casing 5 outside the shielding casing 4 is molded in by plastic material.The end Submodule group 1 include by the molding insulating body 11 of plastic material, the two rows of conductive terminals 2 being immobilizated in the insulating body 11 and The metallic shield piece 3 being held between two rows of conductive terminals 2.

The insulating body 11 includes pedestal 111, the stage portion 113 extended to form forward from pedestal 111, from stage portion 113 hyoplastrons 112 extended to form forward and the mounting portion 114 extended rearwardly to form from pedestal 111.The thickness of the stage portion 113 Degree is thicker than the thickness of the hyoplastron 112.The insulating body 11 further comprise by the molding upper end base 12 of plastic material, with it is upper Lower end seat 13 that end seat 12 matches and take shape in insulating part 14 outside upper end base 12 and lower end seat 13.The upper end base 12 includes First pedestal 121 extends forward from the first step portion 123 that the first pedestal 121 extends to form forward, from first step portion 123 The first hyoplastron 122 formed and the first mounting portion 124 extended rearwardly to form from the first pedestal 121.First mounting portion 124 Including being set to the first clamping part of a pair 125 of two sides and the convex block 126 on surface disposed thereon.It opens first hyoplastron, 122 front end Equipped with holding hole 127.The second step that the lower end seat 13 includes the second pedestal 131, extends to form forward from the second pedestal 131 Portion 133, the second hyoplastron 132 extended to form forward from second step portion 133 and extended rearwardly to form from the second pedestal 131 Two mounting portions 134.Second mounting portion 134 includes the second clamping part of a pair 135 that rear end sides upwardly extend.Described second 132 front end of hyoplastron is equipped with blocked block 136.The insulating part 14 extends forward shape including third pedestal 141, from third pedestal 141 At third stage portion 143 and the third hyoplastron 142 that is extended to form forward from third stage portion 143.The third pedestal 141 wraps Include several securing grooves 144 from its recessed formation in the upper surface and the lower surface front end and the clamping from its recessed formation of following table surface rear end Mouth 145.The pedestal 111 is collectively formed with third pedestal 141 in first pedestal 121, the second pedestal 131.The First The stage portion 113 is collectively formed in rank portion 123, second step portion 133 and third stage portion 143.First hyoplastron 122, The hyoplastron 112 is collectively formed with third hyoplastron 142 in two hyoplastrons 132.First mounting portion 124 and the second mounting portion 134 are total With the formation mounting portion 114.

Several conductive terminals 2 include holding parts 21, the contact portion 22 extended forward from the holding parts 21 and from institute State the weld part 23 that holding parts 21 extend back.Several conductive terminals 2 further comprise upper row's terminal 210 and lower row's terminal 220.Upper row's terminal 210 and lower about 220 row's terminal are reversely correspondingly arranged and the electric connector 100 are enabled to realize positive anti-plug. The surrounded surface of the holding parts 21 of each row's conductive terminal 2 is concaved with a row or multi-row spaced first groove 211.

The plastic material is respectively coated by and makes on described on the outside of the row's of taking shape in terminal 210 and lower row's terminal 220 Row's terminal 210 is immobilizated in the upper end base 12 and lower row's terminal 220 is immobilizated in the lower end seat 13.In molding upper end base 12 and lower end seat 13 during part plastic material flow into and fill first groove 211.Upper row's terminal 210 connects Contact portion 22 is exposed to the upper surface of first hyoplastron 122, holding parts 21 are immobilizated in the first step portion 123 and the first pedestal In 121 and weld part 23 extends first mounting portion 124.The contact portion 22 of lower row's terminal 220 is exposed to described The lower surface of second hyoplastron 132, holding parts 21 are immobilizated in the second step portion 133 and the second pedestal 131 and weld part 23 extend second mounting portion 134.

After the metallic shield piece 3 includes horizontal-extending flat part 31, bends extension backward from the flat part 31 Plate portion 32 and the welding foot 33 being downwardly extending from 32 rear end of back plate portion.The flat part 31 of the metallic shield piece 3 Surrounded surface is concaved with the second groove 311.Fixing is enabled to have upper end base 12, metallic shield piece 3 and the fixing of upper row's terminal 210 There is the lower end seat 13 of lower row's terminal 220 sequentially to fit together in the up-down direction, the metallic shield piece 3 is held on described Between end seat 12 and lower end seat 13.A pair of second clamping part 135 is buckled with a pair of first clamping part 125, the card Block 136 is held to be caught in the holding hole 127.The correspondence of flat part 31 of the metallic shield piece 3 is immobilizated in the insulating body 11 Hyoplastron 112, in stage portion 113 and pedestal 111, the correspondence of back plate portion 32 is immobilizated in the mounting portion 114, the welding Foot 33 extends the mounting portion 114.

The terminal is formed to quadric injection mould is carried out outside spliced upper end base 12, metallic shield piece 3 and lower end seat 13 Mould group 1 forms the insulating part 14 during carrying out quadric injection mould.Part plastic cement material during molded insulator 14 Material is flowed into from two outer surface of left and right that upper end base 12, lower end seat 13 are combined with metallic shield piece 3 respectively and to be packed into second recessed In slot 311.

For Terminals Die group 1 after molding, each the first groove 211 arranged in conductive terminal 2 is located at insulating body 11 111 region of 113 region of stage portion or pedestal.The second groove in the metallic shield piece 3 is located at insulating body 11 111 region of 113 region of stage portion or pedestal.

The shielding casing 4 is formed with an accommodating space 200.The shielding casing 4 include upper plate portion 41, lower board unit 42, Connect the side plate 43, tail end 44 and the company for connecting the upper plate portion 41 and tail end 44 of the upper plate portion 41 and lower board unit 42 Socket part 45.The interconnecting piece 45 and tail end 44 are located at the rear end of the shielding casing 4.The upper plate portion 41, lower board unit 42 and Side plate 43, which encloses the rear end outer surface for setting the barrel-like structure to be formed and inner surface and inwardly encloses, sets that be formed with a loop recessed Slot 46.The length of the interconnecting piece 45 in the lateral direction be less than the tail end 44 length in the lateral direction and in connection The two sides in portion 45 are formed with opening 451 and are formed with the positioning region 452 to bend inwards at opening 451.The tail end 44 Two sides bend downward to form fixing foot 441, and the side plate 43 is equipped with the extension 431 to extend back, and the extension 431 prolongs It stretches and is connected to the fixing foot 441.The surface of the upper plate portion 41 and lower board unit 42 has been stamped and formed out an opposite accommodating space The front block unit 410 protruded out in 200.The rear end of the lower board unit 42 is equipped with the backstop 421 to 200 inner bending of accommodating space.

The shielding casing 4 is sheathed in the Terminals Die group 1 empty to enable the Terminals Die group 1 be contained in the receiving Between in 200.The shielding casing 4 is immobilizated in the pedestal 111 and encloses to be equipped with the hyoplastron 112 and plugs for a docking connector Butt cavity (not labeled).The annular recess 46 is recessed to be formed at the shielding casing 4 and 111 holding area of pedestal Inside and outer surface.The tail end 44 and interconnecting piece 45 are covered on the mounting portion 114.Each front block unit 410 It is held in each securing groove 144 to prevent the forward movement of not-go-end submodule group 1.The bending of backstop 421 is positioned at the card Mouth 145 is held to move backward to prevent not-go-end submodule group 1.The positioning region 452 bends the gap for being held in 126 front end of convex block It is interior.At this point, Terminals Die group 1 stablized by the front block unit 410 and the backstop 421 and positioning region 452 be immobilizated in it is described In the accommodating space 200 of shielding casing 4.

The plastic casing 5 is formed with installation space 300 by plastic material injection molding and in inside.The plastic casing 5 include the side insulation division 53 of upper insulation division 51, lower insulation division 52, the connection upper insulation division 51 and lower insulation division 52.The side Insulation division 53 is extended with ear 531 to two sides.There is the outer surface of the shielding casing 4 of Terminals Die group 1 to form the plastic cement in fixing Shell 5.Part plastic material flows directly into simultaneously during forming plastic casing 5 outside plastic material is coated on shielding casing 4 Filling be located in the annular recess 46 in the outside of shielding casing 4 and part plastic material along shielding casing 4 and Terminals Die group 1 it Between gap flow into and fill in the annular recess 46 of the inside of shielding casing 4.

It is formed in the first groove 211 in conductive terminal 2, the second groove 311 in metallic shield piece 3 in the application and hides Cover the annular recess 46 formed inside and outside shell 4 be a row setting or multiple rows of interval be arranged and be by it is radium-shine at Type.

The foregoing is merely some embodiments of the utility model, the embodiment being not all of, the common skill in this field Art personnel are by reading any equivalent variation taken technical solutions of the utility model of the utility model specification The claim of the utility model is covered.

Claims (10)

1. a kind of electric connector, including Terminals Die group and the shielding casing being sheathed in the Terminals Die group, the Terminals Die group Including by the molding insulating body of plastic material, the two rows of conductive terminals being immobilizated in the insulating body and being held on two rows and leading Metallic shield piece between electric terminal, the insulating body includes pedestal and the hyoplastron that extends to form forward from pedestal, described to lead Electric terminal includes the contact portion for being exposed to the hyoplastron surface, the holding parts being immobilizated in pedestal and prolongs backward from the holding parts Stretch out the weld part of the pedestal, it is characterised in that: the conductive terminal and metallic shield piece surface are recessed fluted, described Plastic material is coated on form insulating body outside conductive terminal and metallic shield piece during part plastic material flow into and fill out Fill the groove.

2. electric connector as described in claim 1, it is characterised in that: the conductive terminal includes upper row's terminal and lower row end Son, the insulating body include upper end base and the lower end seat taken shape in respectively by plastic material outside upper row's terminal and lower row's terminal, The surrounded surface of the holding parts of each row's conductive terminal sets to the concave and is formed with the first groove, in molding upper end base and lower end seat During part plastic material flow into and fill first groove.

3. electric connector as claimed in claim 2, it is characterised in that: the metallic shield piece includes horizontal-extending plate The surrounded surface in portion, the flat part sets to the concave and forms the second groove, and the insulating body further comprises by plastic cement material Material takes shape in the insulating part outside upper end base and lower end seat, and part plastic material flows into and fills institute during molded insulator State the second groove.

4. electric connector as described in claim 1, it is characterised in that: the insulating body further comprises connecting the hyoplastron And the stage portion of pedestal, the groove in the conductive terminal are located at the stage portion region or the base region.

5. electric connector as claimed in claim 4, it is characterised in that: the groove of the metallic shield on piece is located at the step Portion region or the base region.

6. electric connector as described in claim 1, it is characterised in that: the shielding casing be immobilizated in the pedestal and with it is described Hyoplastron encloses the butt cavity for being equipped with and plugging for a docking connector, inside at the shielding casing and the pedestal holding area and Outer surface is recessed with annular recess.

7. electric connector as claimed in claim 6, it is characterised in that: the electric connector further comprises being molded in institute The plastic casing by plastic material injection molding outside shielding casing is stated, is coated on outside shielding casing and is formed in the plastic material Part plastic material is flowed directly into and is filled in the annular recess on the outside of shielding casing during plastic casing.

8. electric connector as claimed in claim 7, it is characterised in that: be coated on outside shielding casing and formed in the plastic material Part plastic material flows into along the gap between shielding casing and Terminals Die group and fills to be located at and hides during plastic casing It covers in the annular recess of case inside.

9. electric connector as claimed in claim 6, it is characterised in that: be formed in conductive terminal, metallic shield piece and masking shell Groove on body is row setting or the setting of multiple rows of interval.

10. electric connector as described in claim 1, it is characterised in that: be formed in conductive terminal, metallic shield piece and masking shell Groove on body is radium-shine molding.