CN206163778U - Electric connector - Google Patents

Abstract

The utility model provides an electric connector, it includes insulator and conductive terminal, insulator has main part and butt joint portion, butt joint portion has the roof, diapire and the butt joint space between roof and diapire, the diapire is formed with the first portion that the interval set up, second portion and projection, each conductive terminal has the fixed part, the contact arm, extension and leg, conductive terminal includes the first terminal, the second terminal, third terminal and fourth terminal, the contact arm of the first terminal sets up in the roof side by side, the contact arm of second terminal and third terminal is and sets up respectively side by side in first portion and second portion, the contact arm of fourth terminal sets up in the projection side by side, electric connector still has the first insulation piece of injection moulding outside the first terminal, the first insulation piece has the first location portion of fixing a position with insulator's main part cooperation. The utility model discloses electric connector has effectively improved the coplane degree of the first terminal leg, and whole welding quality is more good.

Description

Electric connector

Technical field

The utility model is related to a kind of electric connector, more particularly to a kind of preferable electric connector of coplane degree.

Background technology

Show etc. that the interface specification of electronic product is various for data transfer, data storage or image, generally should from early stage ATA（AdvancedTechnology Attachment）To SCSI（Small Computer System Interface, Small computer system interface）、SATA（Serial Advanced Technology Attachment）With early SAS Interface（Serial SCSI, Serial Attached SCSI）.For many emerging applications for needing high speed data transfer, serial Technology can solve the problems, such as the performance bottleneck that Traditional parallel technology is faced, serial attached formula SCSI（SAS）It is parallel SCSI bases In the development of serial technology, in addition to having higher signal transfer rate advantage, SAS interfaces also can be simultaneous with SATA drive Hold, volume is also much smaller compared with SCSI.

SAS connector mainly supports high speed serialization signal and power supply, is typically designed using enhancement mode, can deposit in compact Storage application in realize higher reliability, because SAS connector overall volume it is less, when SAS connector sets for right angle types Meter, and number of terminals it is more when, the leg coplane degree of terminal is difficult to ensure that.

In view of this, it is necessary to which existing electric connector is improved, to solve the above problems.

Utility model content

The purpose of this utility model is to provide a kind of coplane degree preferable electric connector.

To realize above-mentioned utility model purpose, the utility model provides a kind of electric connector, and it includes insulating body, consolidates Some conducting terminals on insulating body, the insulating body has the docking that main part and main body extend forward Portion, docking section has roof, diapire and the docking space being formed between roof and diapire, and the diapire is formed with interval setting Part I, Part II and between Part I and Part II and towards away from the prominent of docking direction in space projection Extending portion, each conducting terminal is fixed on the fixed part of main part, self-fixed department one end and extends forwardly into connecing for docking section with one Extension and the leg for extending is bent from extension that contact arm, the bending of the self-fixed department other end extend, the conducting terminal includes Some the first terminals, some Second terminals, some third terminals and some forth terminals, the contact arm of the first terminal is side by side The contact arm for being arranged on roof and protruding into docking space, the Second terminal and third terminal is in be respectively arranged at side by side On the Part I and Part II of diapire, the contact arm of forth terminal is arranged side by side on the projection of diapire, described to be electrically connected Connect device and also there are the first collets for being molded in around the extension of some the first terminals, first collets have with The main part of insulating body coordinates the first location division of positioning.

Used as further improvement of the utility model, the main part has positioned at rear side and the open installation for arranging backward Space and the assembly wall positioned at installing space both sides, first location division is from the first locating lug to both sides projection, institute State assembly wall and be concavely provided with the locating slot for extending along the longitudinal direction.

As further improvement of the utility model, the electric connector also have be molded in some Second terminals and Second collets of the extension periphery of third terminal, the both sides of second collets are also formed with being dashed forward with the described first positioning Corresponding second locating lug before and after block, and be assembled to jointly on insulating body in the second collets and second, third terminal When, second collets are located at the first collets front side, and are engaged with locating slot by the second locating lug and position.

As further improvement of the utility model, the front side at least two ends of first collets be also respectively formed with to The ridge of front projection, the rear side two ends of second collets are respectively formed with the depression to coordinate positioning with ridge.

As further improvement of the utility model, it is also formed with towards the second collets side at the top of first collets To the ridge of projection.

Used as further improvement of the utility model, second collets go back shape between Second terminal and third terminal Into the protuberance of oriented rear projection, the protuberance is held in backward the front side surface of the first collets.

As further improvement of the utility model, between first collets and the second collets, to less than second The leg corresponding position of terminal and third terminal is formed between the leg in gap, the Second terminal and third terminal extands rearward to Gap lower section.

As further improvement of the utility model, position of second collets between Second terminal and third terminal The place of putting is recessed is formed with a resettlement section backward, and the extension periphery of some forth terminals is injection molded with the 3rd collets, The rear section of the 3rd collets is contained in the resettlement section.

Used as further improvement of the utility model, the both sides of the resettlement section are formed with and incline the oblique inwall for extending, institute The both sides for stating the 3rd collets are formed with the inclined guide face being engaged with the oblique inwall.

As further improvement of the utility model, the electric connector also have be molded in some forth terminals 3rd collets of extension periphery.

The utility model electric connector by the first collets for being molded in outside some the first terminals, to ensure terminal The leg of a fairly large number of the first terminal is in same plane, effectively increases the coplane degree of the first terminal leg, integral solder Quality is more good.

Description of the drawings

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

Fig. 2 to Fig. 3 is the view at another visual angle of electric connector shown in Fig. 1.

Fig. 4 is the three-dimensional exploded view of electric connector shown in Fig. 1.

Fig. 5 is the part assembling figure of electric connector shown in Fig. 4.

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 insulating body and conducting terminal.

Fig. 8 be along Fig. 1 center line A-A conducting terminal is removed after sectional view.

Fig. 9 is the schematic perspective view of another embodiment of the utility model electric connector.

Figure 10 is the sectional view of electric connector shown in Fig. 9.

Specific embodiment

In order that the purpose of this utility model, technical scheme and advantage are clearer, below in conjunction with the accompanying drawings and it is embodied as Example is described in detail to the utility model.

Please join the first embodiment that Fig. 1 to Fig. 8 show the utility model electric connector 100, the electric connector 100 is SAS connector, to be soldered to a circuit board（Non- icon）On, and including insulating body 1 and it is attached to the insulating body 1 Interior some conducting terminals 2.

Wherein, refer to shown in Fig. 1 to Fig. 6, the insulating body 1 is in lengthwise open, it has main part 11 and from described The docking section 12 that main part 11 extends forward, the docking section 12 has roof 101, diapire 102 and is formed at roof 101 and bottom Docking space 103 between wall 102, the diapire 102 be formed with spaced Part I 121, Part II 122 and Between Part I 121 and Part II 122 and towards the projection 123 away from the docking direction projection of space 103.

The main part 11 has mounting surface 110, positioned at the rear side of the mounting surface 110 and backward open installing space for arranging 112 and positioned at the assembly wall 113 of the both sides of installing space 112, the assembly wall 113 is outwards arranged with determining of extending along the longitudinal direction Position groove 1131.The mounting surface 110 and assembly wall 113 described in a pair enclose and set to form the installing space 112 jointly.The main body The mounting surface 110 in portion 11 is recessed forms an accepting groove 114 and slit 115 forward, and the accepting groove 114 is with projection 123 along front Rear direction is correspondingly arranged.The slit 115 extends to opposite side installation in long and narrow and in transverse direction from side assembly wall 113 Wall 113, the accepting groove 114 is connected with the slit 115, and the depth along the longitudinal direction of the slit 115 receipts The depth of tank 114 is big.

Some conducting terminals 2 are fixed on the insulating body 1, and each conducting terminal 2 has one to be fixed on the main body The fixed part 21 in portion 11, the one end of self-fixed department 21 extend forwardly into the contact arm 22 of the docking section, the other end of self-fixed department 21 Extension 23 and the leg 24 for extending is bent from extension 23 that bending extends.

If the conducting terminal 2 include some the first terminals 201, some Second terminals 202, some third terminals 203 and Dry forth terminal 204, the contact arm 22 of the first terminal 201 is arranged side by side on roof 101 and protrudes into downwards docking The contact arm 22 of space 103, the Second terminal 202 and third terminal 203 is in be respectively arranged at diapire 102 side by side first Divide on 121 and Part II 122, the contact arm 22 of forth terminal 204 is arranged side by side on the projection 123 of diapire.Described The contact arm 22 of two-terminal 202, third terminal 203 and forth terminal 204 is protruded into upwards in docking space 103, and with first The contact arm 22 of terminal 201 is relatively arranged on the both sides in docking space 103 along the short transverse of insulating body 1.Second end Son 202 is located at sustained height with the contact arm 22 of third terminal 203, and the contact arm 22 of the first terminal 201 is in short transverse The upper top of contact arm 22 positioned at Second terminal 202, the contact arm 22 of the forth terminal 204 is located in the height direction second The lower section of contact arm 22 of terminal 202.

Refer to shown in Fig. 4 to Fig. 8, the utility model electric connector 100 also have be molded in some the first terminals The first collets 31 around 201 extension 23, first collets 31 have the main part 11 with the insulating body 1 Coordinate the first location division of positioning.In the present embodiment, first location division is from the both sides of the first collets 31 to evagination The first locating lug 312 stretched, first locating lug 312 stretches into the corresponding locating slot 1131 that the rear side of the main part 11 is arranged It is interior and matched.The front end face of first collets 31 is connected to the mounting surface 110 of insulating body 1.First insulation The front side of block 31 at least two ends are also respectively formed with the ridge 313 of projection forward, and the top of first collets 31 is also formed There is the ridge 313 of projection forward.

The utility model electric connector 100 also has and is molded in prolonging for some Second terminals 202 and third terminal 203 Second collets 32 of the periphery of extending portion 23, the both sides of second collets 32 are also formed with and first locating lug 312 Corresponding second locating lug 321 in front and back, and be assembled to jointly in the second collets 32 and second, third terminal 202,203 When on the insulating body 1, second collets 32 are located at the front side of the first collets 31, and by the second locating lug 321 are engaged with the locating slot 1131 of insulating body 1 and position.The rear side two ends of second collets 32 are respectively formed with use To coordinate the depression 322 of positioning with the ridge 313 at the front side two ends of the first collets 31.The ridge at the top of first collets 31 313 towards the direction projection of the second collets 32, and positioned at the upper surface top of the second collets 32.

Second collets 32 are also formed with the protrusion of projection backward between Second terminal 202 and third terminal 203 Portion 323, the protuberance 323 is held in backward the front side surface of the first collets 31, and positioned at the both sides of the first collets 31 and In the receiving space that the ridge 313 at top is formed.Second collets 32 in Second terminal 202 and third terminal 203 it Between position at be recessed be formed with a resettlement section 324 backward, the resettlement section 324 is correspondingly arranged with the protuberance 323.The receipts The both sides in appearance portion 324 are formed with and incline the oblique inwall 3241 for extending.

Between the collets 32 of first collets 31 and second, to the weldering less than Second terminal 202 and third terminal 203 The corresponding position of pin 24 is formed with the leg 24 in gap 35, the Second terminal 202 and third terminal 203 and extands rearward to the gap 35 lower sections.

The electric connector 100 also has the 3rd exhausted of the periphery of extension 23 that is molded in some forth terminals 204 Edge block 33.3rd collets 33, the second collets 32 and the first collets 31 set gradually along the longitudinal direction and house In the installing space 112.3rd collets 33 are right along the longitudinal direction with the resettlement section 324 of second collets 32 Should arrange, and rear side is partially housed in the resettlement section 324.The both sides of the 3rd collets 33 are formed with and described The inclined guide face 331 that the oblique inwall 3241 of two collets 32 is engaged.The front end of the 3rd collets 33 faces forward protrusion A fin 332 is formed with, the fin 332 extends in transverse direction.The front portion of the 3rd collets 33 is located at the insulation In the accepting groove 114 of body 1, the fin 332 is stretched into forward and is limited in the slit 115.

Refer to Fig. 9 to Figure 10 and combine shown in Fig. 1, be the another embodiment of the utility model electric connector 100 Schematic diagram.In the present embodiment, electric connector 100' is substantially the same with the structure of the electric connector 100, between the two Difference essentially consist in：Electric connector 100' only has the be molded in around the extension 23 of some the first terminal 201' The front end face of one collets 31', the first collets 31' is connected to the mounting surface 110' of insulating body 1'.Some Second terminals Insulating body 1' installations are inserted in insulating body 1' from back to front and stretched out to 202', third terminal 203' and forth terminal 204' Part bending outside face forms extension 23 and leg 24.It is exhausted arranging first in other embodiment of the present utility model On the basis of edge block 31', also can be additionally provided with the second collets and the 3rd collets wherein any one.

The utility model is by the first collets 31 for being molded in outside some the first terminals 201, it is ensured that the first terminal The coplane degree of 201 legs, the second collets 32 are taken shape in outside Second terminal 202 and third terminal 203 simultaneously, can simultaneously ensure the The coplane degree of two-terminal and third terminal；The outer collets 33 of injection mo(u)lding the 3rd of forth terminal 204 so that each collets with it is corresponding The combination of terminal is relatively simple, and the insertion of conducting terminal and assembling positioning are also relatively simple.

Above example is only unrestricted to illustrate the technical solution of the utility model, although with reference to preferred embodiment pair The utility model has been described in detail, it will be understood by those within the art that, can be to technology of the present utility model Scheme is modified or equivalent, without deviating from the spirit and scope of technical solutions of the utility model.

Claims (10)

1. a kind of electric connector, it includes insulating body, some conducting terminals being fixed on insulating body, the insulating body With the docking section that main part and main body extend forward, docking section there is roof, diapire and be formed at roof and diapire it Between docking space, the diapire is formed with spaced Part I, Part II and positioned at Part I and second Between part and towards the projection away from docking direction in space projection, each conducting terminal has a fixation for being fixed on main part Portion, self-fixed department one end extend forwardly into the contact arm of docking section, the extension that the bending of the self-fixed department other end extends and prolong certainly Extending portion bending extend leg, if the conducting terminal include some the first terminals, some Second terminals, some third terminals and Dry forth terminal, the contact arm of the first terminal is arranged side by side on roof and protrudes into docking space, second end The contact arm of son and third terminal is in be respectively arranged at side by side on the Part I and Part II of diapire, the contact of forth terminal Arm is arranged side by side on the projection of diapire, it is characterised in that：The electric connector also have be molded in some first ends The first collets around the extension of son, first collets have first with the main part cooperation positioning of insulating body Location division.

2. electric connector as claimed in claim 1, it is characterised in that：The main part have be located at rear side and backward opening set The installing space put and the assembly wall positioned at installing space both sides, first location division is to position from first to both sides projection Projection, the assembly wall is concavely provided with the locating slot for extending along the longitudinal direction.

3. electric connector as claimed in claim 2, it is characterised in that：The electric connector also has and is molded in some the Second collets of the extension periphery of two-terminal and third terminal, the both sides of second collets are also formed with and described the Corresponding second locating lug before and after one locating lug, and be assembled to jointly absolutely in the second collets and second, third terminal When on edge body, second collets are located at the first collets front side, and match by the second locating lug and locating slot Close and position.

4. electric connector as claimed in claim 3, it is characterised in that：Also distinguish at the front side at least two ends of first collets The ridge of projection forward is formed with, the rear side two ends of second collets are respectively formed with to coordinate the recessed of positioning with ridge Fall into.

5. electric connector as claimed in claim 4, it is characterised in that：It is also formed with towards second at the top of first collets The ridge of insulation Block direction projection.

6. electric connector as claimed in claim 5, it is characterised in that：Second collets are in Second terminal and third terminal Between be also formed with the protuberance of projection backward, the protuberance is held in backward the front side surface of the first collets.

7. electric connector as claimed in claim 3, it is characterised in that：Between first collets and the second collets, extremely The leg that gap, the Second terminal and third terminal are formed with less than the leg corresponding position of Second terminal and third terminal is backward Extend to gap lower section.

8. electric connector as claimed in claim 3, it is characterised in that：Second collets are in Second terminal and third terminal Between position at be recessed be formed with a resettlement section backward, the extension periphery of some forth terminals is injection molded with the 3rd Collets, the rear section of the 3rd collets is contained in the resettlement section.

9. electric connector as claimed in claim 8, it is characterised in that：The both sides of the resettlement section are formed with and incline the oblique of extension Inwall, the both sides of the 3rd collets are formed with the inclined guide face being engaged with the oblique inwall.

10. electric connector as claimed in any of claims 1 to 7 in one of claims, it is characterised in that：The electric connector also has note 3rd collets of the molded extension periphery in some forth terminals.