CN108232677A - Electric connector - Google Patents

Abstract

The holding parts of power supply terminal in the present invention are widened in a lateral direction, since shielding plate is in the up-down direction with ground terminal contact, therefore it is not overlapped in the upper and lower directions of electric connector and the horizontal direction perpendicular with upper and lower directions with power supply terminal by shielding plate and prevents the risk of short-circuit fire by preventing power supply terminal from being contacted with shielding plate during high current to play.

Description

Electric connector

【Technical field】

A kind of related electric connector of the present invention, refers in particular to a kind of positive and negative plugging electric connector.

【Background technology】

In the prior art, Type C connectors have upper end base, lower end seat, be immobilizated in upper end base and lower end seat respectively two Row's conducting terminal and the shielding plate being held between upper end base and lower end seat, two rows conducting terminal are included positioned at outside Ground terminal and the power supply terminal on the inside of ground terminal, to realize good earthing effect, shielding plate be arranged to up and down The opposite face of two rows of ground terminals contacts one by one, and shielding plate is so will appear when actually manufacture uses and is existed with adjacent power supply terminal It is accidentally touched in the upper and lower directions of electric connector and the horizontal direction perpendicular with upper and lower directions and causes short circuit or even risk on fire.

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

【Invention content】

The purpose of the present invention is to provide a kind of new electric connector, with stablizing when transmitting high current with better Property.

The purpose of the present invention is achieved through the following technical solutions：A kind of electric connector including terminal module and is sheathed on Shielding casing outside the terminal module, the terminal module include insulating body, the two rows being immobilizated in the insulating body Conducting terminal and the shielding plate between two rows of conducting terminals, the insulating body include pedestal and prolong forward from the pedestal The hyoplastron to be formed is stretched, the conducting terminal includes contact site, weld part and the holding parts of the connection contact site and weld part, until Conducting terminal described in a few row includes ground terminal, the power supply terminal and signal end on the inside of ground terminal positioned at outside Son, the power supply terminal transverse width is wide compared with signal terminal, and the shielding plate connects in the upper and lower directions of electric connector with described The surface contact of ground terminal but the shielding plate and the power supply terminal the upper and lower directions of electric connector and with upper and lower directions phase It is not overlapped on vertical horizontal direction.

Further, the holding parts of the power supply terminal are wider than the holding parts of the signal terminal, the power supply terminal Holding parts extend rearwardly to form at least two weld parts, and the power supply terminal is disposed adjacent with the ground terminal.

Further, the upper surface of the hyoplastron has A1~A12 totally ten two terminal positions, the lower surface of the hyoplastron With B1~B12, totally ten two terminal positions, the two rows conducting terminal include tongue is set and be arranged separately in reverse symmetry Upper row's terminal and lower row's terminal in the upper and lower surface of plate, upper row's terminal include the first power supply being located on the A4 positions Terminal and the second source terminal on A9 positions, lower row's terminal include the third power end being located on the B4 positions Son and the 4th power supply terminal on B9 positions, first power supply terminal and third power supply terminal is set in reverse symmetry First group of power supply terminal, the second source terminal and the 4th power supply terminal are the second group of power end set in reverse symmetry Son, each power supply terminal at least one set of power supply terminal in first group of power supply terminal and second group of power supply terminal is backward There are two the weld parts for extension.

Further, the holding parts of the ground terminal include the extension extended in a lateral direction, the power end The holding parts of son include the those widened sections opposite with the extension extended in a lateral direction, the shielding plate and the extension Portion contacts and is not weighed in the upper and lower directions of electric connector and the horizontal direction perpendicular with upper and lower directions with the those widened sections It is folded.

Further, the holding parts of the power supply terminal extend rearwardly to form there are two the weld part that is separated from each other and One of them described weld part is extended rearwardly to form from those widened sections its described.

Further, the electric connector further comprises solidifying the water-proof slab formed by liquid repellent glue, described Shielding casing is the tubular shell with receiving space of front and rear perforation, is formed between the hyoplastron and the receiving space a pair of Chamber is connect, the shielding casing is prominent backward compared with pedestal and forms the accommodating liquid repellent glue therebetween and solidifies what is formed The accommodating cavity of water-proof slab, the internal face of the accommodating cavity, which is equipped with, guides the liquid repellent glue to flow into leading for the accommodating cavity Draw inclined-plane.

Further, the insulating body includes holding the upper end base of two rows of conducting terminals and lower end seat, institute respectively It states the lower surface of upper end base and the upper surface of lower end seat and is equipped with relief hole and protrusion, the protrusion of the upper end base lower surface corresponds to It is held in the relief hole of the lower end seat upper surface, the protrusion of the lower end seat upper surface, which corresponds to, to be held under the upper end base In the relief hole on surface.

Further, the insulating body includes holding the upper end base of two rows of conducting terminals and lower end seat, institute respectively It states upper end base and includes the first pedestal and the first hyoplastron extended to form forward from first pedestal, the lower end seat includes second Pedestal and the second hyoplastron extended to form forward from second pedestal, the both sides of first pedestal are equipped with to be run through from top to bottom First registration holes of the first pedestal upper and lower surface, the upper surface of first pedestal is recessed with to be connected with first registration holes Logical larger-size first shrinkage pool, the both sides of second pedestal are equipped with runs through the second pedestal upper and lower surface from bottom to top The second registration holes, it is recessed that the lower surface of second pedestal is recessed with larger-size second connected with second registration holes Hole, first shrinkage pool connect in the up-down direction with second shrinkage pool.

Further, the insulating body includes holding the upper end base of two rows of conducting terminal, lower end seat and absolutely respectively Edge part, the upper end base include the first pedestal and the first hyoplastron extended to form forward from first pedestal, the lower end seat Including the second pedestal and from the second hyoplastron that second pedestal extends to form forward, the head of the lower surface of first hyoplastron And second the head of upper surface of hyoplastron be recessed with the groove penetrated through forward respectively, the insulating part is by plastic material injection molding In outside the upper end base and lower end seat and part plastic material is packed into the groove.

Further, the insulating body includes holding the upper end base of two rows of conducting terminals and lower end seat, institute respectively It states upper end base and includes the first pedestal and the first hyoplastron extended to form forward from first pedestal, the lower end seat includes second Pedestal and the second hyoplastron extended to form forward from second pedestal, the both sides of the lower surface of first hyoplastron are equipped in half First overlap joint block of round shape, the both sides of the upper surface of second hyoplastron are equipped with the second overlap joint block in semicircle shape, the masking Piece is equipped with through hole, and the first overlap joint block is each passed through the through hole and corresponds to each other and is overlapped to form with the described second overlap joint block One full circle.

Compared with prior art, the present invention has the advantages that：The holding parts of power supply terminal in the present invention are in horizontal stroke Widen on direction, due to shielding plate in the up-down direction with ground terminal contact, therefore by shielding plate and power supply terminal in electricity The upper and lower directions of connector and on the horizontal direction that upper and lower directions is perpendicular it is not be overlapped pass through to play high current when prevent Power supply terminal contacts the risk to prevent short-circuit fire with shielding plate；Power supply terminal of the present invention extends back two and is separated from each other Weld part, can further strengthen the welding effect being soldered on circuit board and shunt high current；The pedestal of insulating body and screening The end for covering the internal face for the accommodating cavity that the receiving space in housing is formed sets the guide ramp being obliquely installed both to can guarantee into Glue, which is smoothly poured into along guide ramp in accommodating cavity, during type water-proof slab can also prevent glue to be sticked to shielding casing after solidifying Rear end；The lower surface of upper end base and the upper surface of lower end seat are recessed with the groove penetrated through forward respectively, during by being molded insulating part, Part plastic material is packed into groove further to strengthen the fixed effect of upper end base, lower end seat and insulating part three；Pedestal Both sides be equipped with registration holes and connect registration holes larger-size shrinkage pool, plastic cement block registration holes when, extra plastic cement can Artoregistration hole flows into shrinkage pool and prevents plastic cement from overflowing the registration holes and be sticked to housing surface.

【Description of the drawings】

Fig. 1 is the three-dimensional combination figure of electric connector of the present invention.

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 electric connector of the present invention.

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

Fig. 5 is the part isometric exploded view of the terminal module of electric connector of the present invention.

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

Fig. 7 is that the terminal module of electric connector of the present invention removes the part isometric exploded view after insulating part and positioning column.

Fig. 8 is the further part isometric exploded views of Fig. 7.

Fig. 9 is the part isometric exploded view that Fig. 8 is seen from other direction.

Figure 10 is the further three-dimensional exploded views of Fig. 8.

Figure 11 is the three-dimensional exploded view that Figure 10 is seen from other direction.

Figure 12 is the vertical view of the upper end base of electric connector of the present invention.

Figure 13 is the bottom view of the lower end seat of electric connector of the present invention.

Figure 14 is the stereoscopic schematic diagram that terminal and shielding plate are arranged in the present invention.

Figure 15 is the stereoscopic schematic diagram of shielding casing of the present invention.

Figure 16 is diagrammatic cross-section of the electric connector of the present invention along the line A-A of Fig. 1.

Figure 17 is upper row's terminal of electric connector of the present invention and the arrangement schematic diagram of lower row's terminal.

【Primary clustering symbol description】

100 terminal module 200 of electric connector

1 pedestal 11 of insulating body

111 base portion 112 of front end face

113 hyoplastron 12 of projection

13 first pedestal 131 of upper end base

First registration holes, 1,311 first shrinkage pool 1312

First through slot, 1,313 first base portion 1314

First projection, 1,315 first hyoplastron 132

First groove, 1,321 first relief hole 1322

First protrusion 1,323 first overlaps block 1324

Lower 14 second pedestal 141 of end seat

Second registration holes, 1,411 second shrinkage pool 1412

Second through slot, 1,413 second base portion 1414

Second projection, 1,415 second hyoplastron 142

Second groove, 1,421 second relief hole 1422

Second protrusion 1,423 second overlaps block 1424

15 third pedestal 151 of insulating part

1511 third hyoplastron 152 of third base portion

Upper 2 first contact site 21 of row's terminal

First holding parts, 22 first those widened sections 221

Second those widened sections, 222 first weld part 23

First ground terminal, 241 first extension 2411

2,412 first power supply terminal 242 of butting section

243 times row's terminals 3 of second source terminal

Second contact site, 31 second holding parts 32

The 4th those widened sections 322 of third those widened sections 321

Second weld part, 33 second ground terminal 341

Second extension, 3411 abutting part 3412

The 4th power supply terminal 343 of third power supply terminal 342

4 plate body 41 of shielding plate

411 through hole 412 of recess

42 positioning column 5 of leg

6 receiving space 600 of shielding casing

Dock 601 accommodating cavity 602 of chamber

603 guide ramp 604 of rear end peripheral wall

61 lower board unit 62 of upper plate portion

The opening of side plate 63 631

Holding piece 64 holds foot 65

66 water-proof slab 7 of ribs

8 main part 81 of metallic support

82 welding foot 83 of stage portion

Grounding leg 84

Following specific embodiment will be further illustrated the present invention with reference to above-mentioned attached drawing.

【Specific embodiment】

Hereinafter, the specific embodiment that Fig. 1 to Figure 17 introductions electric connector 100 of the present invention will be combined.It is electrically connected described in definition The port for connecing device 100 and butt connector (not shown) grafting is inserted terminal.It is front end and before plugging direction is to define inserted terminal Rear direction.

It please refers to shown in Fig. 1 to Figure 15, the present invention provides a kind of electric connector 100, including terminal module 200, is sheathed on Shielding casing 6, water-proof slab 7 and metallic support 8 outside the terminal module 200.

It please refers to shown in Fig. 3 to Figure 15, the terminal module 200 includes insulating body 1, is immobilizated in the insulating body 1 Interior two rows of conducting terminals, the shielding plate 4 between two rows of conducting terminals and positioning column 5.

The insulating body 1 includes pedestal 11 and the hyoplastron 12 extended to form forward from the pedestal 11.The pedestal 11 Including base portion 112 and from the base portion 112 projection 113 that projection is formed backward, the definition of pedestal 11 has front end face 111. The insulating body 1 further comprises upper end base 13, lower end seat 14 and insulating part 15.The lower surface of the upper end base 13 with it is described The upper surface of lower end seat 14 is the mating surface of interworking.The upper end base 13 includes the first pedestal 131 and from first pedestal 131 The first hyoplastron 132 extended to form forward.First pedestal 131 includes the first base portion 1314 and from first base portion 1314 The first projection 1315 extended rearwardly to form.The both sides of first pedestal 131 are equipped with runs through first base from top to bottom First registration holes 1311 of 131 upper and lower surfaces of seat, the upper surface of first pedestal 131 is recessed with and first registration holes 1311 connection larger-size first shrinkage pools 1312 and surround first registration holes 1311.First projection 1315 exists The first through slot 1313 of perforation 1315 upper and lower surface of the first projection is equipped with 1314 connecting place of the first base portion.Described The head of the lower surface of one hyoplastron 132 is recessed with several first grooves 1321 penetrated through forward.The following table of first hyoplastron 132 Face is equipped with the first relief hole 1322 and the first protrusion 1323.The both sides of the lower surface of first hyoplastron 132 are equipped in semicircle shape A pair first overlap block 1324, this pair first overlap block 1324 set in opposite directions on the both sides front-rear direction of the first hyoplastron 132 It puts.The lower end seat 14 includes the second pedestal 141 and the second hyoplastron 142 extended to form forward from second pedestal 141.Institute It states the second pedestal 141 and includes the second base portion 1414 and the second projection extended rearwardly to form from second base portion 1414 1415.The both sides of second pedestal 141 are equipped with the second registration holes for running through 141 upper and lower surface of the second pedestal from bottom to top 1411, the lower surface of second pedestal is recessed with larger-size second shrinkage pool connected with second registration holes 1411 1412 and surround second registration holes 1411.Second projection 1415 is equipped with 1414 connecting place of the second base portion Penetrate through the second through slot 1413 of 1415 upper and lower surface of the second projection.The head of the upper surface of second hyoplastron 142 is recessed There are several second grooves 1421 penetrated through forward.The upper surface of second hyoplastron 142 is equipped with the second relief hole 1422 and second Protrusion 1423.The both sides of the upper surface of second hyoplastron 142 are equipped with overlaps block 1424 in a pair second of semicircle shape, this is a pair of Second overlap joint block 1424 is oppositely arranged on the both sides front-rear direction of the second hyoplastron 142.The insulating part 15 includes third pedestal 151 and the third hyoplastron 152 that is extended to form forward from the third pedestal 151.The third pedestal 151 includes third base portion 1511.First projection, 1315 and second projection 1415 collectively constitutes the projection 113.First base portion 1314th, the base portion 112 is collectively formed in the second base portion 1414 and third base portion 1511.First pedestal 131, the second pedestal 141 and third pedestal 151 pedestal 11 is collectively formed.First hyoplastron 132, the second hyoplastron 142 and third hyoplastron 152 are common With the formation hyoplastron 12.

The two rows conducting terminal includes setting and being arranged separately on upper in the upper and lower surface of hyoplastron 12 in reverse symmetry Arrange terminal 2 and lower row's terminal 3.Upper row's terminal 2 includes the first contact site 21, the first weld part 23 and connection described first and connects First holding parts 22 of 21 and first weld part 23 of contact portion.Lower row's terminal 3 includes the second contact site 31, the second weld part 33 And the second holding parts 32 of connection 31 and second weld part 33 of the second contact site.First contact site 21 and second contacts Portion 31 can be collectively referred to as contact site, and 22 and second holding parts 32 of the first holding parts can be collectively referred to as holding parts, first welding 23 and second weld part 33 of portion can be collectively referred to as weld part.

Standard socket terminal of the prior art often arranges the upper and lower surface with 12 and hyoplastron 12 and is respectively provided with correspondence The terminal position of each row's 12 butts.As shown in figure 17, wherein A1~A12 is the arrangement signal of upper row's terminal 2 from left to right, B1~B12 is that the arrangement of lower 3 right-to-left of row's terminal is illustrated.Terminal 2 is arranged in the present invention to include being located at described 12 ends of upper row The first ground terminal 241 on two positions of A1, A12 in sub- position, in described upper 12 terminal positions of row The first power supply terminal 242 on A4 positions, the second source terminal 243 on A9 positions and sequentially be located at the upper row 12 Inspection terminal, USB2.0 positive signals terminal, USB2.0 negative signals on four positions of A5, A6, A7, A8 in a terminal position Terminal and expansion terminal.Four terminal positions of A2, A3, A10, A11 in described 12 terminal positions of upper row are not provided with appointing What terminal.The lower row's terminal 3 of the present invention is included on two positions of B1, B12 for being located in described lower 12 terminal positions of row Second ground terminal 341, is located at the third power supply terminal 342 on the B4 positions in described lower 12 terminal positions of row The 4th power supply terminal 343 on B9 positions and be sequentially located in described lower 12 terminal positions of row the four of B5, B6, B7, B8 Inspection terminal, USB2.0 positive signals terminal, USB2.0 negative signals terminal and expansion terminal on a position.The lower row 12 Four terminal positions of B2, B3, B10, B11 in terminal position are not provided with any terminal.Upper row's terminal 2 and lower row's terminal Expansion terminal in 3 is the terminal for setting its function as desired.More than, the first ground terminal 241 and the second ground terminal 341 can be collectively referred to as ground terminal, the first power supply terminal 242, second source terminal 243, third power supply terminal 342, the 4th power supply Terminal 343 can be collectively referred to as power supply terminal, inspection terminal, USB2.0 positive signals terminal, USB2.0 negative signals terminal and expansion terminal It can be collectively referred to as signal terminal.Due to eight terminal positions up and down of A2, A3, A10, A11, B2, B3, B10, B11 be not provided with it is any The terminal event power supply terminal is disposed adjacent with the ground terminal.

First holding parts 22 of the first ground terminal 241 of upper row's terminal 2, which are included on horizontal direction, inwardly to be prolonged The first extension 2411 stretched.First holding parts 22 of the first ground terminal 241 of upper row's terminal 2 include outwardly projecting Butting section 2412.First holding parts 22 of the first power supply terminal 242 in upper row's terminal 2 positioned at A4 positions are included in transverse direction First those widened sections 221 opposite with first extension 2411 extended to the left on direction and the first holding parts 22 extend back First weld part 23 and one of them described first weld part 23 being separated from each other there are two being formed add from its described first Wide portion 221 extends rearwardly to form.Positioned at the first holding parts 22 of the second source terminal 243 of A9 positions in upper row's terminal 2 Including second those widened sections 222 opposite with first extension 2411 extended to the right in a lateral direction.The lower row end Second holding parts 32 of the second ground terminal 341 of son 3 include the second extension 3411 to extend internally in a lateral direction.Institute The second holding parts 32 for stating the second ground terminal 341 of lower row's terminal 3 include outwardly projecting abutting part 3412.The lower row end It is located at the second holding parts 32 of the third power supply terminal 342 of B4 positions in son 3 including extending to the right in a lateral direction and institute It states the opposite third those widened sections 321 of the second extension 3411 and the second holding parts 32 extends rearwardly to form that there are two be separated from each other Second weld part 33 and one of them second weld part 33 is extended rearwardly to form from its third those widened sections 321.The lower row In terminal 3 positioned at B9 positions the 4th power supply terminal 343 the second holding parts 32 include extend to the left in a lateral direction with The 4th opposite those widened sections 322 of second extension 3411.More than the first extension 2411 and the second extension 3411 can unite Referred to as extension, more than the first those widened sections 221, the second those widened sections 222,321 and the 4th those widened sections 322 of third those widened sections can be referred to as For those widened sections.

The holding parts of ground terminal in the present embodiment include the extension that extends in a lateral direction and power supply terminal Holding parts include the those widened sections extended in a lateral direction and enable the holding parts of the power supply terminal and the holding parts of ground terminal Width in a lateral direction is wider than the width of the holding parts of signal terminal in a lateral direction.Ground terminal in the present embodiment Attached bag includes the extension extended in a lateral direction and ground terminal is enabled to have better shield effectiveness, the power supply in the present embodiment Terminal includes the those widened sections extended in a lateral direction and enables power supply terminal that can transmit larger electric current.In addition, in the present embodiment The first holding parts 22 of the first power supply terminal 242 and the second holding parts 32 of third power supply terminal 342 extend back and have two First weld part, 23 and second weld part 33 can enhance the welding effect of electric connector 100 and circuit board (not shown) and carry Safety during tall and big current flowing.In other embodiments, the first power supply terminal 242 and third power supply terminal 342 can be seen As the first group of power supply terminal set in reverse symmetry, 243 and the 4th power supply terminal 343 of second source terminal is seen as it is in Second group of power supply terminal of reverse symmetry setting, at least one set electricity in first group of power supply terminal and second group of power supply terminal Each power supply terminal in source terminal extends back described two weld parts being separated from each other.In other embodiments, power supply Terminal can extend rearwardly to form at least two weld parts.

It please refers to shown in Figure 10 to Figure 11, the shielding plate 4 is a pair of of the laminated structure being separated from each other.The shielding plate 4 Including being separated from each other and symmetrically arranged two plate bodys 41 and the leg 42 that is downwardly extending from described two 41 rear ends of plate body. The shielding plate 4 is equipped with the recess 411 positioned at outside and the through hole 412 positioned at front end.

It please refers to shown in Fig. 3, Fig. 4 and Figure 15, the shielding casing 6 has better rigidity for metal powder injection molding And intensity.The shielding casing 6 is the tubular shell with receiving space 600 of front and rear perforation.The shielding casing 6 includes upper Plate portion 61, the lower board unit 62 opposite with upper plate portion 61 and it connect the upper plate portion 61 and the both sides plate portion 63 of lower board unit 62.It is described Upper plate portion 61, lower board unit 62 and both sides plate portion 63 are enclosed jointly to be set to form the receiving space 600.The rear end of the side plate 63 is set There is a pair of opening 631 to be formed that sets to the concave.The shielding casing 6 further comprises from its side plate 63 to receiving space 600 The holding piece 64 inside protruded out and the fixing foot 65 extended to form outward from its side plate 63.The fixing foot 65 and the side plate 66 structure of triangular form ribs is connected between portion 63 to strengthen the structural strength of the fixing foot 65.

It please refers to shown in Fig. 3 to Fig. 4, the water-proof slab 7 is solidified by liquid repellent glue to be formed.

It please refers to shown in Fig. 3 to Fig. 4, the metallic support 8 is including main part 81, extend back shape from the main part 81 Into stage portion 82, several welding foots 83 and several grounding legs 84.The welding foot 83 is located at the main part 81 and stage portion 82 both sides.

It please refers to shown in Fig. 1 to Figure 17, the manufacturing method of electric connector 100 of the present invention includes the following steps：

First step, upper end base 13, the fixing that providing fixing has upper row's terminal 2 have the lower end seat 14 of lower row's terminal 3.

First, by upper row's terminal 2 and 13 Unitary injection formed of upper end base.Enable the first of upper row's terminal 2 Contact site 21 is exposed to the upper surface of first hyoplastron 132 upwards.The first holding parts 22 of upper row's terminal 2 is enabled to be immobilizated in In the upper end base 13 and the bottom surface section of the first holding parts 22 is exposed to the lower surface of the upper end base 13.Enable the upper row First weld part 23 of terminal 2 extends the rear end of first pedestal 131.Enable the first ground terminal of upper row's terminal 2 241 lower surface is exposed to downwards the lower surface of the upper end base 13.Enable the head end of the first contact site 21 of upper row's terminal 2 Lower surface is located at first groove 1321 and is exposed to first groove 1321 and does not protrude out in the up-down direction described The lower surface of first hyoplastron 132.The lower surface of first hyoplastron 132 is enabled to arrange the first groove set at terminal 2 in correspondence 1321 are more than the first groove 1321 set at upper 2 side of row's terminal.

Then, by lower row's terminal 3 and lower 14 Unitary injection formed of end seat.Enable the second of lower row's terminal 3 Contact site 31 is exposed to downwards the lower surface of second hyoplastron 142.The second holding parts 32 of lower row's terminal 3 is enabled to be immobilizated in In the lower end seat 14 and the upper surface portion of the second holding parts 32 is exposed to the upper surface of the lower end seat 14.Enable the lower row Second weld part 33 of terminal 3 extends the rear end of second pedestal 141.Enable the second ground terminal of lower row's terminal 3 341 upper table, which faces upward, is exposed to the upper surface of the lower end seat 14.Enable the head end of the second contact site 31 of lower row's terminal 3 Upper surface is located at second groove 1421 and is exposed to second groove 1421 and does not protrude out in the up-down direction described The upper surface of second hyoplastron 142.The upper surface of second hyoplastron 142 is enabled to arrange the second groove set at terminal 3 under correspondence 1421 are more than the second groove 1421 set at lower 3 side of row's terminal.

Second step first, provides a pair of of shielding plate 4.The shielding plate 4 is held on fixing the upper of upper row's terminal 2 End seat 13 and fixing have between the lower end seat 14 of lower row's terminal 3.

Enable the shielding plate 4 be held in the up-down direction the first ground terminal 241 of upper row's terminal 2 with it is described under Between the second ground terminal 341 for arranging terminal 3, enable the upper and lower surface of the shielding plate 4 respectively with first ground terminal 241 It is exposed to the part of the lower surface of the upper end base 13 and second ground terminal 341 is exposed to the upper table of the lower end seat 14 The part in face contacts in the up-down direction.And a pair of shielding plate 4 and the power supply terminal are in the upper and lower of electric connector 100 It is not be overlapped on the perpendicular horizontal direction of upper and lower directions, specifically：It is held on 14 left side of upper end base 13 and lower end seat Shielding plate 4 contacted with 2411 and second extension 3411 of the first extension and with first those widened sections 221 and the 4th Those widened sections 322 are in the upper and lower directions of electric connector 100 and not be overlapped on the horizontal direction that upper and lower directions is perpendicular；It is held on Upper end base 13 and the shielding plate 4 on the right side of lower end seat 14 contacted with 2411 and second extension 3411 of the first extension and with institute State the upper and lower directions and the transverse direction perpendicular with upper and lower directions of the second those widened sections 222 and third those widened sections 321 in electric connector 100 It is not overlapped on direction.Enable the butting section 2412 of the first ground terminal 241 of upper row's terminal 2 and lower row's terminal 3 The abutting part 3412 of second ground terminal 341 passes through the recess 411 of the shielding plate 4 and after mutually compressing contact weld admittedly It is fixed.Enable first on the first hyoplastron 132 of the upper end base 13 overlap on the second hyoplastron 142 of block 1324 and lower end seat 14 the Two overlap joint blocks 1424, which are each passed through the through hole 412 of the shielding plate 4 and correspond to each other, is overlapped to form a full circle.Enable the upper end base First protrusion 1323 of 13 132 lower surface of the first hyoplastron corresponds to 142 upper surface of the second hyoplastron for being held in the lower end seat 14 The second relief hole 1422 in, enable the lower end seat 14 142 upper surface of the second hyoplastron the second protrusion 1423 correspond to be held in In first relief hole 1322 of 132 lower surface of the first hyoplastron of the upper end base 13.Enable the first pedestal 131 of the upper end base 13 The first shrinkage pool 1312 connected in the up-down direction with the second shrinkage pool 1412 of the second pedestal 141 of the lower end seat 14.

Then, insulating part 15 is provided.Plastic material is molded in outside the upper end base 13 and lower end seat 14 and is formed The insulating part 15 and part plastic material are packed into 1321 and second groove 1421 of the first groove.At this point, enable each institute Two plate bodys 41 for stating shielding plate 4 extend outward the both sides of the hyoplastron 12 to be connect with butt connector (not shown) respectively Ground connects.

Finally, positioning column 5 is provided, the positioning column 5 is molded in first shrinkage pool 1312 and second shrinkage pool So as to further fix the upper end base 13 and lower end seat 14 in 1412.

Third step provides a shielding casing 6.The receiving that the terminal module 200 is sheathed on to the shielding casing 6 is empty Between in 600.One is formed between the hyoplastron 12 and the receiving space 600 and docks chamber 601.The shielding casing 6 is compared with pedestal 11 It protrudes backward and forms accommodating cavity 602 therebetween, and the internal face (non-label) of the accommodating cavity 602 is equipped with guide ramp 604, the guide ramp 604 is enclosed around receiving space 600 1.The opening 631 of 6 rear end of shielding casing is enabled to supply the pedestal 11 limiting of projection 113 supports.Enabling the front end face 111 of the pedestal 11, to be held in the holding piece 64 forward described to prevent Terminal module 200 moves forward.

Four steps provides a metallic support 8.By 81 both sides of the main part 81 of the metallic support 8 and the main part Welding foot 83 outer surface of the shielding casing 6 is immobilizated in by welding.

5th step provides liquid repellent glue.It enables in the liquid repellent glue is equipped with along the accommodating cavity 602 The guide ramp 604 of wall surface (non-label), which is flowed into the accommodating cavity 602 and solidified, forms the water-proof slab 7, guide ramp 604 portion rear end is exposed to the rear of water-proof slab 7.The liquid repellent glue during filling liquid waterproof glue The accommodating cavity 602 is uniformly filled in flowing in 1313 and second through slot 1413 of the first through slot.Enable the waterproof Offset plate 7 blocks the gap between the pedestal 11 and the shielding casing 6, to prevent liquid from penetrating into electronic equipment (not shown) In.Since the shielding casing 6 itself does not form any gap, therefore the electric connector 100 is enabled to have with reference to the water-proof slab 7 There is better water resistance.

Compared with prior art, the present invention has the advantages that：The holding parts of power supply terminal in the present invention are in horizontal stroke Widen on direction, since shielding plate 4 is in the up-down direction with ground terminal contact, therefore existed by shielding plate 4 and power supply terminal The upper and lower directions of electric connector 100 and on the horizontal direction that upper and lower directions is perpendicular it is not be overlapped pass through high current to play when Prevent power supply terminal from contacting the risk to prevent short-circuit fire with shielding plate 4；Power supply terminal of the present invention extends back two phases The weld part mutually detached can further strengthen the welding effect being soldered on circuit board and shunt high current；The base of insulating body 1 The guiding that the end setting of the internal face for the accommodating cavity 602 that seat 11 is formed with the receiving space 600 in shielding casing 6 is obliquely installed Glue is smoothly poured into accommodating cavity 602 or can be prevented along guide ramp 604 when inclined-plane 604 both can guarantee molding water-proof slab 7 The rear end of shielding casing 6 is sticked to after glue solidification；The lower surface of upper end base 13 and the upper surface of lower end seat 14 difference are recessed oriented The groove of preceding perforation, during by being molded insulating part 15, part plastic material be packed into groove come further strengthen upper end base 13, The fixed effect of 15 three of lower end seat 14 and insulating part；The both sides of pedestal 11 are equipped with registration holes and the size of connection registration holes is larger Shrinkage pool, plastic cement block registration holes when, extra plastic cement can artoregistration hole flow into shrinkage pool in and prevent plastic cement overflow it is described right Position hole is sticked to 1 surface of insulating body.

The foregoing is merely some embodiments of the present invention, the embodiment being not all of, ordinary skill people Any equivalent variation that member takes technical solution of the present invention by reading description of the invention is the right of the present invention It is required that covered.

Claims (10)

1. a kind of electric connector, including terminal module and the shielding casing being sheathed on outside the terminal module, the terminal module Including insulating body, it is immobilizated in two rows of conducting terminals in the insulating body and the masking between two rows of conducting terminals Piece, the insulating body include pedestal and the hyoplastron that is extended to form forward from the pedestal, the conducting terminal include contact site, Weld part and the holding parts of the connection contact site and weld part, conducting terminal includes the ground connection positioned at outside at least described in a row Terminal, power supply terminal and signal terminal on the inside of ground terminal, it is characterised in that：The power supply terminal transverse width is relatively believed Number terminal is wide, and the shielding plate is contacted in the upper and lower directions of electric connector with the surface of the ground terminal but the shielding plate With the power supply terminal in the upper and lower directions of electric connector and not be overlapped on the horizontal direction that upper and lower directions is perpendicular.

2. electric connector as described in claim 1, it is characterised in that：The holding parts of the power supply terminal are wider than the signal end The holding parts of son, the holding parts of the power supply terminal extend rearwardly to form at least two weld parts, the power supply terminal with The ground terminal is disposed adjacent.

3. electric connector as described in claim 1, it is characterised in that：The upper surface of the hyoplastron has A1~A12 totally ten two A terminal position, the lower surface of the hyoplastron have B1~B12 totally ten two terminal positions, and the two rows conducting terminal is including being in Reverse symmetry sets and is arranged separately on upper row's terminal in the upper and lower surface of hyoplastron and lower row's terminal, and upper row's terminal includes The first power supply terminal on the A4 positions and the second source terminal on A9 positions, lower row's terminal include position In the third power supply terminal on the B4 positions and the 4th power supply terminal on B9 positions, first power supply terminal and Three power supply terminals are the first group of power supply terminal set in reverse symmetry, the second source terminal and the 4th power supply terminal be in Second group of power supply terminal of reverse symmetry setting, at least one set electricity in first group of power supply terminal and second group of power supply terminal Each power supply terminal in source terminal extends back, and there are two the weld parts.

4. electric connector as described in claim 1, it is characterised in that：The holding parts of the ground terminal are included in horizontal direction The extension of upper extension, the holding parts of the power supply terminal include extending in a lateral direction opposite with the extension plus Wide portion, the shielding plate are contacted with the extension and with the those widened sections in the upper and lower directions of electric connector and and upper and lower directions It is not overlapped on perpendicular horizontal direction.

5. electric connector as claimed in claim 4, it is characterised in that：The holding parts of the power supply terminal have extended rearwardly to form Two weld parts being separated from each other and one of them described weld part is extended rearwardly to form from those widened sections its described.

6. electric connector as described in claim 1, it is characterised in that：The electric connector further comprises by liquid repellent glue Liquid solidifies the water-proof slab to be formed, tubular shell with receiving space of the shielding casing for front and rear perforation, the hyoplastron One is formed between the receiving space and docks chamber, the shielding casing is prominent backward compared with pedestal and is formed therebetween accommodating The liquid repellent glue solidifies the accommodating cavity for the water-proof slab to be formed, and the internal face of the accommodating cavity, which is equipped with, guides the liquid Waterproof glue flows into the guide ramp of the accommodating cavity.

7. electric connector as described in claim 1, it is characterised in that：The insulating body is led including holding the two rows respectively The upper surface of the upper end base of electric terminal and lower end seat, the lower surface of the upper end base and lower end seat is equipped with relief hole and protrusion, The protrusion of the upper end base lower surface corresponds to and is held in the relief hole of the lower end seat upper surface, the lower end seat upper surface Protrusion corresponds to and is held in the relief hole of the upper end base lower surface.

8. electric connector as described in claim 1, it is characterised in that：The insulating body is led including holding the two rows respectively The upper end base of electric terminal and lower end seat, the upper end base include the first pedestal and extended to form forward from first pedestal the One hyoplastron, the lower end seat include the second pedestal and the second hyoplastron for being extended to form forward from second pedestal, and described first The both sides of pedestal are equipped with the first registration holes for running through the first pedestal upper and lower surface from top to bottom, the upper table of first pedestal Face is recessed with larger-size first shrinkage pool connected with first registration holes, the both sides of second pedestal be equipped with from lower and Upper the second registration holes through the second pedestal upper and lower surface, the lower surface of second pedestal is recessed with and described second pair Larger-size second shrinkage pool of position hole connection, first shrinkage pool connect in the up-down direction with second shrinkage pool.

9. electric connector as described in claim 1, it is characterised in that：The insulating body is led including holding the two rows respectively The upper end base of electric terminal, lower end seat and insulating part, the upper end base include the first pedestal and extend forward from first pedestal The first hyoplastron formed, the lower end seat include the second pedestal and the second hyoplastron extended to form forward from second pedestal, The head of the head of the lower surface of first hyoplastron and the upper surface of the second hyoplastron is recessed with the groove penetrated through forward, institute respectively State that insulating part is molded in by plastic material outside the upper end base and lower end seat and part plastic material is packed into the groove It is interior.

10. electric connector as described in claim 1, it is characterised in that：The insulating body includes holding the two rows respectively The upper end base of conducting terminal and lower end seat, the upper end base include the first pedestal and extend to form forward from first pedestal First hyoplastron, the lower end seat include the second pedestal and the second hyoplastron for being extended to form forward from second pedestal, and described the The both sides of the lower surface of one hyoplastron are equipped with the first overlap joint block in semicircle shape, and the both sides of the upper surface of second hyoplastron, which are equipped with, is in Second overlap joint block of semicircle shape, the shielding plate are equipped with through hole, and the first overlap joint block is worn respectively with the described second overlap joint block It crosses the through hole and corresponds to each other and be overlapped to form a full circle.