CN206271989U - A kind of electric connector - Google Patents

Abstract

The utility model provides a kind of electric connector, it includes insulating body and some conducting terminals being fixed in the insulating body, each conducting terminal has docking section, the holding parts being fixed in the insulating body and the afterbody extended back from holding parts, the conducting terminal includes the first end subgroup and Second terminal group that are set in two rows along short transverse, described first, Second terminal group is in respectively to be symmetrical arranged in the both sides on horizontal direction, and it is provided with a pair of ground terminals and a pair of power source terminals, each ground terminal has two arms and the docking section positioned at correspondence arm front end for extending forward from its holding parts and being arranged side by side, the holding parts width of the ground terminal is bigger than the width of its docking section, and the holding parts of each power supply terminal are also bigger than the width of its docking section.The ground terminal of the electric connector can be contacted with the earthing member of butt connector, and can improve the reliability of its transmission high current.

Description

A kind of electric connector

Technical field

The utility model is related to connector technique field, more particularly to it is a kind of can just anti-plug electric connector.

Background technology

With developing rapidly for electron trade science and technology, the volume of electronic product is even more along more and more frivolous, short and small Trend development, this also requires that the spare part size of electronic product is less and less, and connector industry is even more and stands in the breach.

Due to requiring the smaller of USB Type-C connectors of new generation, this causes, product more preferable to mechanical property requirements Product design difficulty is higher.In order to towards more frivolous, more very thin equipment, and ensure the reliability of product structure, major producers are confused Confusingly release corresponding structure design.

Existing USB Type-C plug connectors, are generally provided with the earthing member with butt-joint socket connector in its front end The earthing or grounding means of contact, to realize shield effectiveness, the structure setting for being arranged such plug connector is complex, parts Many, structural stability is poor；And under the applied environment of high current, the reliability of plug connector is also poor.

Therefore, it is necessary to provide a kind of improved electric connector to overcome above mentioned problem.

Utility model content

The purpose of this utility model be provide it is a kind of with the ground terminal that can be contacted with the earthing member of butt connector, And the electric connector of high current can be transmitted.

To realize above-mentioned utility model purpose, the utility model provides a kind of electric connector, including insulating body, fixation It is described exhausted in some conducting terminals in the insulating body, snap close piece and the shielding casing being coated on outside the insulating body Edge body have be available for butt-joint socket connector insert receiving space, each conducting terminal have protrude into the right of receiving space Socket part, the holding parts being fixed in the insulating body and extended back from holding parts and stretch out the afterbody of insulating body, institute Stating conducting terminal includes the first end subgroup and Second terminal group that are set in two rows along short transverse, the first end subgroup and the Two-terminal group is in respectively to be symmetrical arranged in the both sides on horizontal direction, and is provided with a pair of ground terminals and a pair of power ends Son, each ground terminal is with two arms for extending forward from its holding parts and being transversely arranged side by side and positioned at correspondence The docking section of arm front end, the holding parts width of the ground terminal is bigger than the width of its docking section, and each electricity The holding parts of source terminal are also bigger than the width of its docking section.

Used as further improvement of the utility model, the first end subgroup is corresponding with Second terminal group and reverse row Cloth, the docking section is relatively arranged on the upper side and lower side of the receiving space in two rows, and the pair of ground terminal distinguishes position In first end subgroup or the both sides of Second terminal group, the power supply terminal is located at the inner side of the neighbouring ground terminal.

Used as further improvement of the utility model, each ground terminal also has the company of the described two arms of connection Socket part, the connecting portion is connected with the front end of corresponding holding parts.

As further improvement of the utility model, the width of the width than its docking section of the afterbody of the ground terminal Greatly.

As further improvement of the utility model, in the longitudinal direction, the arm of inner side compared with outside arm to The distance of preceding extension is longer, and the front end of the arm in outside is transversely put down with the front end of other terminals in row's terminal group Together.

As further improvement of the utility model, two of the corresponding ground terminal of first, second terminal group Spacing between the docking section of inner side is big compared with the spacing between the correspondence in the two outsides docking section.

As further improvement of the utility model, each power supply terminal have extended back from holding parts and along horizontal stroke To a pair of afterbodys being arranged side by side.

As further improvement of the utility model, the insulating body include pedestal, upper body and lower body, it is described on Body and lower body along electric connector short transverse stack assembly together with, the pedestal is fixed on the upper body and lower The front side of body, the pedestal has a pair of the dividing plates for extending rearwardly to form and being oppositely arranged, and the both sides of the pedestal set respectively There are the fluting for housing the snap close piece and the limiting section being relatively arranged on the inside of correspondence fluting, the pedestal also has positioned at institute The spacer portion between a pair of dividing plates is stated, in a lateral direction, is spaced a distance between the limiting section and spacer portion.

Used as further improvement of the utility model, the snap close piece includes the lock that fixed part and self-fixed department extend forward Button arm, the fixed part has a pair of the protuberances for protruding out forward, and the protuberance is forwardly inserted correspondence limiting section and spacer portion Between gap in, and its both sides is limited portion and spacer portion and stops respectively, and the lock catch arm is located at corresponding limiting section outside And be contained in corresponding fluting.

Used as further improvement of the utility model, the outside of each protuberance is recessed to be formed towards another protuberance One breach, two open sides of the breach are blocked by correspondence limiting section.

The beneficial effects of the utility model are：In the utility model the ground terminal of electric connector have from its holding parts to Preceding two arms for extending and being transversely arranged side by side and the docking section positioned at correspondence arm front end, one pair of which socket part can Contacted with the earthing member of butt connector, and the width of the holding parts is bigger than the width of its docking section, meanwhile, electric connector The holding parts of power supply terminal are also bigger than its docking section width, and so reducing resistance, improve transmission electric connector high current can By property.

Brief description of the drawings

Fig. 1 is the three-dimensional assembly diagram of the utility model electric connector；

Fig. 2 is the three-dimensional assembly diagram after electric connector removes shielding casing shown in Fig. 1；

Fig. 3 is the optical cable of electric connector shown in Fig. 1；

Fig. 4 is the view at another visual angle of electric connector shown in Fig. 3；

Fig. 5 is the three-dimensional exploded view after electric connector removes shielding casing shown in Fig. 1；

Fig. 6 is the view at another visual angle of electric connector shown in Fig. 5；

Fig. 7 is the three-dimensional assembly diagram after electric connector shown in Fig. 1 removes shielding casing and insulating body；

Fig. 8 is the three-dimensional exploded view after electric connector shown in Fig. 7 removes shielding casing and insulating body；

Fig. 9 is the sectional view of A-A along electric connector shown in Fig. 1.

Specific embodiment

The utility model is described in detail below with reference to each implementation method shown in the drawings.But these implementation methods The utility model is not intended to limit, structure, method or work(that one of ordinary skill in the art is made according to these implementation methods Conversion on energy is all contained in protection domain of the present utility model.

Refer to shown in Fig. 1 to Fig. 9, be the preferred embodiment of the utility model electric connector 100, the electric connector 100 include insulating body 1, some conducting terminals 2 being fixed in the insulating body 1, metal latch fastener 3 and are coated on described Shielding casing 4 outside insulating body 1.

Please Fig. 2 to Fig. 6 and combine Fig. 9 shown in, the insulating body 1 have ovalize column set Plug Division 111, The inner side of the Plug Division 111 is formed with the receiving space 110 for being available for butt-joint socket connector to insert forward or backwards.In this implementation In example, the insulating body 1 includes pedestal 11, upper body 12 and lower body 13, and the upper body 12 and lower body 13 are along being electrically connected Connect the short transverse stack assembly of device 100 together, the pedestal 11 is fixed on the front side of the upper body 12 and lower body 13. The Plug Division 111 is formed in the front part of the pedestal 11, and its upper and lower sides is respectively equipped with some terminal grooves 1111.

The pedestal 11 has a pair of the dividing plates 112 for extending rearwardly to form and being oppositely arranged, and the pair of dividing plate 112 is along institute State the short transverse interval setting of electric connector 100 and be formed with cavity 113 between the two and be located at correspondence dividing plate outside respectively Receiving area 114, the cavity 113 is open backward to be set, and two receiving areas 114 open backward and up or down respectively Set to house upper body 12 or lower body 13.The terminal groove 1111 connects corresponding receiving area 114, and vertically side backward It is communicated with the outside to the receiving space 110.The pedestal 11 is respectively provided on two sides with fluting 115, is slotted described in a pair 115 laterally outwardly open and extend forwardly into Plug Division 111 respectively, and the both sides in Plug Division 111 and receiving space 110 Cross connection.The pedestal 11 be relatively set with one be pointed to correspondence fluting 115 inner side limiting section 116, the limiting section 116 to Before extend to Plug Division 111.The pedestal 11 also has the spacer portion 117 between the pair of dividing plate 112, the interval Portion 117 is arranged at the centre position of dividing plate 112 in transverse direction, and a pair of dividing plates 112 are connected along short transverse, in horizontal side Upwards, it is spaced a distance between the limiting section 116 and spacer portion 117.

The upper body 12 have from its following table downwards projection formed some first protruded stigmas 121 and from its following table towards Some first accepting holes 122 that upper depression is formed, the accepting hole 122 of first protruded stigma 121 and first is divided into front two rows arrangement, And be arranged alternately in transverse direction in every row.Projection forms some second protruded stigmas 131 to the upper table of the lower body 13 upwardly And some second accepting holes 132 of the formation that is recessed downwards from its upper surface, the accepting hole 132 of second protruded stigma 131 and second Front two rows arrangement is also divided into, and is arranged alternately in transverse direction in every row.

Wherein, after upper and lower body 12,13 snaps into the both sides of snap close piece 3, front-seat first protruded stigma 121, first Accepting hole 122 with front row the second protruded stigma 131 and the second accepting hole 132 align in transverse direction, and front row the first protruded stigma 121 It is inserted into second accepting hole 132 at front row after being passed down through snap close piece 3, the second front-seat protruded stigma 131 is upward through snap close piece 3 It is inserted into afterwards in first accepting hole 122 at front row；Similar, the first protruded stigma 121 of heel row, the first accepting hole 122 and heel row Second protruded stigma 131 and the second accepting hole 132 align in transverse direction, and heel row the first protruded stigma 121 be passed down through snap close piece 3 after It is inserted into the second accepting hole 132 of heel row, the second protruded stigma 131 of heel row is inserted into the of heel row after being upward through snap close piece 3 In one accepting hole 122, in this way, formed intersecting the fixed structure that insertion coordinates.

Refer to shown in Fig. 2 to Fig. 9, the conducting terminal 2 includes the first end subgroup set in two rows along short transverse 21 and Second terminal group 22, the first end subgroup 21 is corresponding with Second terminal group 22 and reverse arrangement.The first terminal Group 21 is inlayed to bury respectively and is fixed in body 12 and lower body 13 with Second terminal group 22, to form upper end sub-component and lower terminal Component.

Each conducting terminal 2 have protrude into receiving space 110 docking section 201, be fixed on body 12 or under Holding parts 202 in body 13 and extended back from holding parts 202 and stretch out the afterbody 203 of insulating body 1, the docking section 201 the upper side and lower side that receiving space 110 is relatively arranged in two rows.The docking section of first end subgroup 21 and Second terminal group 22 201 positions on insulating body 1 set with the docking site of respective terminal on the USB Type-C plug connectors of standard Install identical.

In the present embodiment, the first end subgroup 21 is in respectively in the both sides on horizontal direction with Second terminal group 22 It is symmetrical arranged, and is provided with a pair of ground terminals 23 and a pair of power source terminals 24, the pair of ground terminal 23 is located at respectively The both sides of first end subgroup 21 or Second terminal group 22, the power supply terminal 24 is located at the interior of the neighbouring ground terminal 23 Side.

Each ground terminal 23 has two arms for extending forward from its holding parts 202 and being transversely arranged side by side 204th, the docking section 201 positioned at correspondence arm 204 front end and the connecting portion 205 of the described two arms 204 of connection, described Connecting portion 205 is connected with the front end of corresponding holding parts 202.In the longitudinal direction, the arm of the arm 204 compared with outside of inner side 204 distances for extending forward are longer, namely the docking section 201 of inner side is located in front of the docking section 201 in outside.The arm in outside The front end in portion 204 with row terminal group in other terminals front end it is transversely concordant, and the arm 204 of inner side front end The front end of other terminals in row's terminal group is protruded out forward, so that the arm 204 and butt-joint socket of inner side Connector（It is not shown）Hyoplastron rear portion set earthing member contact.

The width of the holding parts 202 of the ground terminal 23 and the width of afterbody 203 than its docking section 201 is big, to drop Low resistance, improves the reliability of transmission high current.In the short transverse of electric connector 100, two row's terminal groups are corresponding to be connect Spacing between the docking section 201 of two inner sides of ground terminal 23 is compared between the correspondence in the two outsides docking section 201 Spacing it is big, that is, in the height direction, two correspondence docking sections 201 in the outside of ground terminal 23 be located at inner side two are right Answer between docking section 201.

Each power supply terminal 24 has docking section 201, the holding parts 202 bigger than its width of docking section 201 described in one And a pair of the afterbodys 203 for being extended back from holding parts 202 and being transversely arranged side by side, so that the area of power supply terminal is more Greatly, reliability and simplification of the product by high current can be improved, effectively solves the problems, such as that temperature is too high during transmission high current, So as to reach the purpose of transmission high current.

The snap close piece 3 include the lock catch arm 32 that fixed part 31, self-fixed department 31 extend forward and self-fixed department 31 to After extend for being welded in circuit board（It is not shown）On leg 33 so that snap close piece 3 has earthing effect concurrently.In addition, this The fixed part 31 of snap close piece 3 described in utility model is overall to be designed in the form of sheets, the paired both sides of self-fixed department 31 of the lock catch arm 32 Extend in the same direction and form, the front part of the fixed part 31 is located between two lock catch arms 32.

The fixed part 31 is bilateral symmetry, and rear side part is provided through some perforation 311 along short transverse, The perforation 311 is arranged in transverse direction, so that corresponding first protruded stigma 121 of heel row, the second protruded stigma 131 are inserted through.Institute Stating fixed part 31 has a pair of the protuberances 312 for protruding out forward, and this pair of protuberance 312 is located at the front side of the fixed part 31, often The outside of one protuberance 312 forms a breach 313, two open side quilts of the breach 313 towards the depression of another protuberance 312 Correspondence limiting section 116 is blocked, so that corresponding first protruded stigma 121 in front row, the second protruded stigma 131 are inserted through.

When snap close piece 3 is assembled in insulating body 1, the protuberance 312 is forwardly inserted correspondence limiting section 116 with interval In gap between portion 117, and its both sides is limited portion 116 respectively and spacer portion 117 stops.The lock catch arm 32 is located at correspondence The outside of limiting section 116 and be contained in corresponding fluting 115.

Each lock catch arm 32 has the cantilever 321 being connected with fixed part 31 and the lock for being arranged at the end of cantilever 321 Projection 322, the opposite projection of snap-lock projections 322 on the lock catch arm 32 being arranged in pairs.The fixed part 31 of the snap close piece 3 is consolidated Due in the insulating body 1, lock catch arm 32 is protruded into receiving space 110, and is located at first, second end along the vertical direction Between subgroup 21,22.

The front end of the shielding casing 4 has oval interface frame, mating frame mouthful, and it is connected with the USB Type-C plugs of standard The interface frame, mating frame of device mouthful is consistent, and the positive and negative insertion for butt-joint socket connector coordinates, applicable easy to use with positive anti-plug Sexual clorminance.

It should be understood that, although the present specification is described in terms of embodiments, but not each implementation method only includes one Individual independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art will should say Used as an entirety, technical scheme in each implementation method can also be through appropriately combined, and forming those skilled in the art can for bright book With the other embodiment for understanding.

The a series of tool described in detail only for feasibility implementation method of the present utility model of those listed above Body illustrates that they are simultaneously not used to limit protection domain of the present utility model, all to be made without departing from the utility model skill spirit Equivalent implementations or change should be included within protection domain of the present utility model.

Claims (10)

1. a kind of electric connector, it include insulating body, some conducting terminals being fixed in the insulating body, snap close piece and The shielding casing outside the insulating body is coated on, the insulating body has the collecting for being available for butt-joint socket connector to insert empty Between, each conducting terminal has the docking section for protruding into receiving space, the holding parts being fixed in the insulating body and from admittedly The portion of holding extends back and stretches out the afterbody of insulating body, and the conducting terminal includes set in two rows along short transverse first Terminal group and Second terminal group, it is characterised in that：The first end subgroup is in respectively on horizontal direction with Second terminal group Both sides be symmetrical arranged, and be provided with a pair of ground terminals and a pair of power source terminals, each ground terminal has from it Two arms and the docking section positioned at correspondence arm front end that holding parts extend forward and are transversely arranged side by side, it is described to connect The holding parts width of ground terminal is bigger than the width of its docking section, and the holding parts of each power supply terminal are wider than its docking section Degree is also big.

2. electric connector as claimed in claim 1, it is characterised in that：The first end subgroup it is corresponding with Second terminal group and Reversely arrangement, the docking section is relatively arranged on the upper side and lower side of the receiving space, the pair of ground terminal in two rows The both sides of first end subgroup or Second terminal group are located at respectively, and the power supply terminal is located at the interior of the neighbouring ground terminal Side.

3. electric connector as claimed in claim 2, it is characterised in that：Each ground terminal also has connection described two The connecting portion of arm, the connecting portion is connected with the front end of corresponding holding parts.

4. electric connector as claimed in claim 1, it is characterised in that：The width of the afterbody of the ground terminal is than its docking section Width it is big.

5. electric connector as claimed in claim 1, it is characterised in that：In the longitudinal direction, the arm of inner side is compared with outside The distance that extends forward of arm it is longer, and the front end of the arm in outside and the front end with other terminals in row's terminal group It is transversely concordant.

6. electric connector as claimed in claim 1, it is characterised in that：The corresponding earth terminal of first, second terminal group Spacing between the docking section of two inner sides of son is big compared with spacing between the correspondence in the two outsides docking section.

7. electric connector as claimed in claim 1, it is characterised in that：Each power supply terminal have prolong backward from holding parts A pair of the afterbodys stretched and be transversely arranged side by side.

8. the electric connector as any one of claim 1 to 7, it is characterised in that：The insulating body include pedestal, Upper body and lower body, the upper body and lower body along electric connector short transverse stack assembly together with, the pedestal The front side of the upper body and lower body is fixed on, the pedestal has a pair of the dividing plates for extending rearwardly to form and being oppositely arranged, And the pedestal is respectively provided on two sides with the fluting that houses the snap close piece and is relatively arranged on spacing on the inside of correspondence fluting Portion, the pedestal also has the spacer portion between the pair of dividing plate, in a lateral direction, the limiting section and spacer portion Between be spaced a distance.

9. electric connector as claimed in claim 8, it is characterised in that：The snap close piece includes fixed part and self-fixed department forward The lock catch arm of extension, the fixed part has a pair of the protuberances for protruding out forward, and the protuberance is forwardly inserted correspondence limiting section In gap between spacer portion, and its both sides is limited portion respectively and spacer portion stops, the lock catch arm is located at corresponding limit Position portion outside and be contained in corresponding fluting.

10. electric connector as claimed in claim 9, it is characterised in that：The outside of each protuberance is towards another protrusion Portion is recessed to form a breach, and two open sides of the breach are blocked by correspondence limiting section.