CN201766209U

CN201766209U - Electric connector

Info

Publication number: CN201766209U
Application number: CN2010202660111U
Authority: CN
Inventors: 何宜泽
Original assignee: Molex LLC
Current assignee: Molex LLC
Priority date: 2010-07-16
Filing date: 2010-07-16
Publication date: 2011-03-16
Anticipated expiration: 2020-07-16

Abstract

An electric connector comprises an insulating unit, a plurality of first terminals, a plurality of second terminals, a plurality of third terminals and a metal casing sleeved outside the insulating unit. The insulating unit includes a base and a tongue plate; the base is provided with a base wall, an assembly groove and a plurality of first terminal channels; the assembly groove arranged on the base wall is fastened together with the tongue plate in a matching manner; the tongue plate is provided with a body and a plurality of terminal mounting grooves downwardly recessed from the top surface of the body at intervals; the rear ends of the terminal mounting grooves are defined by a boss; the first terminal channels arranged on the base wall correspond to the terminal mounting grooves; a first recess is arranged at the position of each first terminal channel corresponding to the boss; and each first terminal is provided with an elastic contact portion. The electric connector enhances the strength of the lingual plate by arranging the boss, and enables the elastic contact portions to avoid the boss to enter the terminal mounting grooves by the aid of the recesses.

Description

Electric connector

Technical field

The utility model relates to a kind of electric connector, is meant that especially a kind of separate type hyoplastron is installed on the electric connector of insulating base with compound mode.

Background technology

In order to meet user demand multi-functional and that economize volume, can meet the composite electric connector of multiple signal transmission specification, become the trend of electric connector development.Especially the signal transmission specification constantly upgrades again, in new and old transmission specification transition period, can meet the composite electric connector of new and old transmission specification simultaneously, can increase the convenience of use.

Signal transmission standard commonly used at present is USB2.0, USB3.0 (USB is the abbreviation of universal serial bus Universal Serial Bus) and ESATA (being the abbreviation of the advanced supplementary technology ExternalSerial of outside sequence Advanced Technology Attachment), therefore develop and the composite socket electric connector that can supply USB2.0, USB3.0 and ESATA pin connector to peg graft respectively, for example the novel patent announcement of the TaiWan, China number M357748 number (Chinese patent application of correspondence numbers 200810173163.4; Corresponding U.S. Patent Publication No. US2009111330A1) disclosed person.The disclosed preferred embodiment of M357748 patent is the package assembly that adopts the separate type hyoplastron, and comprise three types terminal, wherein first kind terminal is that ESATA bonder terminal, second types of terminals are that standard USB2.0 bonder terminal, the 3rd types of terminals cooperate the common USB3.0 of formation bonder terminal with second types of terminals, the 3rd types of terminals and hyoplastron are integrally formed to be embedded in the hyoplastron, first kind terminal is installed on the upper surface of hyoplastron, and second types of terminals is installed on the lower surface of hyoplastron.Yet, the hyoplastron of separate type assembling itself because of the thinner thickness structural strength a little less than, for second types of terminals is installed, form on the hyoplastron and connect to the terminal channel of hyoplastron rear end, make that so the intensity of hyoplastron is more inadequate, difficultly bear bigger contact engaging and separating force or torsional moment, or improper plug state, be easy to generate that hyoplastron is loosening, the situation of fracture etc.

The utility model content

Therefore, the purpose of this utility model is promptly providing a kind of electric connector that can strengthen separate type hyoplastron intensity.

So according to a preferred embodiment of the present utility model, the utility model electric connector comprises an insulation unit, many first terminals, many second terminals, many 3rd terminals and a metal shell that is sheathed on outside the insulation unit.The insulation unit comprises a pedestal and a hyoplastron.Pedestal has the assembling grove that a basal wall and is located at basal wall and is cooperated hyoplastron, connects basal wall before and after the assembling grove.Hyoplastron is sticked in assembling grove, and hyoplastron have a body and a plurality of at intervals by the body end face toward the terminal mounting groove of lower recess, the rear end of described terminal mounting groove is defined by a boss portion.Pedestal also has a plurality of the first terminal passages of being located at basal wall and corresponding described terminal mounting groove, and each the first terminal passage has a yielding recess corresponding to the boss portion position.The first terminal is fixedly arranged on the insulation unit, and respectively has the elastic contact part that correspondence is positioned at each terminal mounting groove.Second terminal is fixedly arranged on the insulation unit, and respectively have one be exposed to the body end face of hyoplastron and than the first terminal near second contact site of hyoplastron front end.The 3rd terminal is fixedly arranged on the insulation unit, and respectively has the 3rd contact site that is exposed to the body bottom surface of hyoplastron.

In a preferred embodiment of the present utility model, this hyoplastron also has the back segment that is connected to this body left and right sides and protrudes out two support portions of this assembling grove backwards, and respectively this bottom surface, support portion is one can be butted on the supporting surface of a circuit board surface.

In a preferred embodiment of the present utility model, the basal wall place that the back segment of the body of this hyoplastron and this pedestal are positioned at this assembling grove also is provided with many draw-in groove and fixture blocks to cooperatively interacting.

In a preferred embodiment of the present utility model, this pedestal also has two and is connected to, and two back booms that are connected to these basal wall both sides and extend with respect to each sidewall upper section backward, two supporting surfaces of these two back boom bottom sides and this hyoplastron can be with being butted on a circuit board surface.

In a preferred embodiment of the present utility model, described second terminal is embedded in this hyoplastron with injection molding in the mould, and also respectively have second junction that protrudes out this hyoplastron rear end and down extend, and second extension of this second contact site of connection and this second junction; Described second terminal is five altogether, second extension of the terminal in the middle of wherein being positioned at and second junction are to extend along its second contact site center line, second extension of left side two butt is to take back along the center line of its pairing second contact site to extend backward, again in the rear end toward disalignment, its second junction that connects is extended along the center line of its pairing second contact site, second extension of right side two butt is that the center line along its pairing second contact site takes over and extends backward, and in the rear end toward disalignment, its second junction that connects is extended along the center line of its pairing second contact site.

In a preferred embodiment of the present utility model, described the first terminal passage is positioned at this assembling grove top and is connected with this assembling grove; This pedestal also has a plurality of this assembling grove below and corresponding respectively respectively the 3rd terminal channels of the 3rd terminal of being positioned at.

In a preferred embodiment of the present utility model, respectively this first terminal also has one and is extended backward and be fixed in first fixed part in this corresponding the first terminal passage by this elastic contact part, and first junction that is down extended by this first fixed part; Respectively the 3rd terminal also has one and is extended backward and be fixed in the 3rd fixed part in the 3rd corresponding terminal channel by the 3rd contact site, and one is the 3rd junction that inverted U-shaped bending is extended by the 3rd fixed part.

In a preferred embodiment of the present utility model, this hyoplastron also has a plurality of back segment bottom sides of this body of being located at the fixing respectively location notch of the 3rd junction of correspondence.

In a preferred embodiment of the present utility model, this electric connector is installed on a circuit board with a breach, and this electric connector some is positioned under the plate by this breach; Two supporting surfaces of two back boom bottom sides of this pedestal and this hyoplastron are butted on the surface of this circuit board simultaneously.

In a preferred embodiment of the present utility model, described the first terminal is the terminal group that is used to transmit the signal that meets USB2.0 signal transmission specification; It is the terminal group that is used to transmit the signal that meets USB3.0 signal transmission specification that described the first terminal cooperates described second terminal; Described the 3rd terminal is the terminal group that is used to transmit the signal that meets ESATA signal transmission specification.

In a preferred embodiment of the present utility model, respectively this back boom has a block that protrudes out in opposite directions, and two support portion rear sides of this hyoplastron are kept out respectively in this block respectively.

Can find out from preferred embodiment of the present utility model, form boss portion by terminal mounting groove rear end at hyoplastron, making the hyoplastron back segment is that transverse integral connects and thicker bulk, can increase the intensity of hyoplastron, and the yielding recess by the first terminal passage, make the front end of the elastic contact part of the first terminal can cross the boss portion of terminal mounting groove rear end, finish assembling and enter the terminal mounting groove easily.

Description of drawings

Fig. 1 is a stereogram, and a preferred embodiment and a circuit board of the utility model electric connector is described;

Fig. 2 is the three-dimensional exploded view of a Fig. 1;

Fig. 3 is a three-dimensional exploded view, and the hyoplastron and second terminal of this preferred embodiment is described;

Fig. 4 is a three-dimensional exploded view, and the hyoplastron and the pedestal of this preferred embodiment is described;

Fig. 5 is the constitutional diagram of a Fig. 4;

Fig. 6 is the part three-dimensional exploded view of a similar Fig. 5, and wherein regional area is removed;

Fig. 7 is a part of three-dimensional exploded view, and this preferred embodiment is described;

Fig. 8 is the vertical view of a Fig. 1;

Fig. 9 is the cutaway view of being got along IX-IX straight line among Fig. 8;

Figure 10 is the cutaway view of being got along X-X straight line among Fig. 8;

Figure 11 is the cutaway view of being got along XI-XI straight line among Fig. 8; And

Figure 12 is the cutaway view of being got along XII-XII straight line among Fig. 8.

Wherein, description of reference numerals is as follows:

1............... electric connector 4............... the first terminal

11............. slot 41............. elastic contact part

2............... pedestal 42............. first fixed part

21............. basal wall 43............. first junction

22............. assembling grove 5............... second terminal

23............. sidewall 51............. second contact site

24............. back boom 52............. second junction

241........... block 53............. second extension

25............. the first terminal passage 6............... the 3rd terminal

251........... make a concession recess 61............. the 3rd contact site

26............. the 3rd terminal channel 62............. the 3rd fixed part

27............. fixture block 63............. the 3rd junction

3............... hyoplastron 7............... metal shell

31............. body 71............. stator

32............. terminal mounting groove 72............. alignment pin

33............. boss portion 8............... terminal position plate

34............. draw-in groove 81............. perforation

35............. support portion 82............. perforation

351........... supporting surface 9............... circuit board

36............. location notch 91............. breach

37............ terminal storage tank

Embodiment

About aforementioned and other technology contents, characteristics and effect of the present utility model, in the following detailed description that cooperates with reference to a graphic preferred embodiment, can clearly present.

Consult Fig. 1, Fig. 2 and Fig. 3, a preferred embodiment of the utility model electric connector is suitable for being installed in a circuit board 9 with a breach 91, and some is positioned under the plate electric connector 1 by breach 91.Electric connector 1 comprises an insulation unit, many first terminals 4, many second terminals 5, many 3rd terminals 6, a metal shell 7 and terminal position plates 8.

The insulation unit comprises a pedestal 2 and a hyoplastron 3.Pedestal 2 has a basal wall 21, and one is located at basal wall 21 and cooperates the assembling grove 22 of hyoplastron 3, and assembling grove 22 front and back connect basal wall 21.Pedestal 2 also have two respectively one be connected in basal wall 21 both sides and extend and be positioned at the sidewall 23 of hyoplastron 3 left and right sides, and two one back booms 24 of being connected in basal wall 21 both sides and extending backward respectively forward with respect to each sidewall 23 upper section.Hyoplastron 3 is sticked in assembling grove 22, and hyoplastron 3 have a body 31 and a plurality of at intervals by body 31 end faces toward the terminal mounting groove 32 of lower recess, the rear end of described terminal mounting groove 32 is defined by a boss portion 33.Making hyoplastron 3 back segments by boss portion 33 is that transverse integral connects and thicker bulk, can increase the intensity of hyoplastron 3.Consult Fig. 2, Fig. 4 and Fig. 6, pedestal 2 also has a plurality of the first terminal passages 25 of being located at basal wall 21 and corresponding described terminal mounting groove 32, described the first terminal passage 25 is positioned at assembling grove 22 tops and is connected with assembling grove 22, and each the first terminal passage 25 has a yielding recess 251 corresponding to boss portion 33 positions.Pedestal 2 also has a plurality of the 3rd terminal channels 26 that are positioned at assembling grove 22 belows and corresponding each the 3rd terminal 6 of difference, and hyoplastron 3 also has the terminal storage tank 37 of being located at body 31 bottom surfaces and being communicated with each the 3rd terminal channel 26 respectively.In addition, consult Fig. 2, Fig. 4, Fig. 8, Figure 11, basal wall 21 places that the back segment of body 31 end faces of hyoplastron 3 and pedestal 2 are positioned at assembling grove 22 also are provided with many draw-in groove 34 and fixture blocks 27 to cooperatively interacting, at present embodiment, draw-in groove 34 is to be positioned at hyoplastron 3, fixture block 27 is to be positioned at pedestal 2, but the position of draw-in groove 34 and fixture block 27 also can exchange.Again, consult Fig. 4, Fig. 5, Fig. 8, Fig. 9, hyoplastron 3 also has the back segment that is connected to body 31 left and right sides and protrudes out two support portions 35 of assembling grove 22 backwards, and each 35 bottom surface, support portion is one can be butted on the supporting surface 351 on circuit board 9 surfaces, strengthens the support strength of separate type hyoplastron 3 thus and strengthens its structural strength.And each back boom 24 of pedestal 2 has a block that protrudes out in opposite directions 241, and two support portion 35 rear sides of hyoplastron 3 support shelves respectively can same be butted on circuit board 9 surfaces in two supporting surfaces 351 of 241, two back boom 24 bottom sides of each block and hyoplastron 3.

Consult Fig. 2, Fig. 6, Fig. 8, Figure 10, each the first terminal 4 is fixedly arranged on the insulation unit, have the elastic contact part 41, that correspondence is positioned at each terminal mounting groove 32 and extend backward and be fixed in first fixed part 42 of corresponding the first terminal passage 25, reach first junction 43 that down extends by first fixed part 42 by elastic contact part 41.Its assembling is to insert the first terminal passage 25 forward by pedestal 2 rear sides, yielding recess 251 by the first terminal passage 25, make the front end of elastic contact part 41 can cross the boss portion 33 of terminal mounting groove 32 rear ends, finish assembling and enter terminal mounting groove 32 easily.Consult Fig. 2,3,8,12, each second terminal 5 is fixedly arranged on the insulation unit, (insert-molding) is embedded in hyoplastron 3 with injection molding in the mould, has second junction 52 that an elastic contact part 41 that is exposed to body 31 end faces of hyoplastron 3 and more described the first terminal 4 protrudes out hyoplastron 3 rear ends and down extends near second contact site 51, of hyoplastron 3 front ends, reach second extension 53 of connection second contact site 51 and second junction 52, described second extension 53 is embedded in the hyoplastron 3.Second terminal 5 is five altogether, second extension 53 of the terminal in the middle of wherein being positioned at and second junction 52 are to extend along its second contact site, 51 center lines, second extension 53 of left side two butt is to take back along the center line of its pairing second contact site 51 to extend backward, again in the rear end toward disalignment, its second junction 52 that connects is extended along the center line of its pairing second contact site 51, second extension 53 of right side two butt is that the center line along its pairing second contact site 51 takes over and extends backward, and in the rear end toward disalignment, its second junction 52 that connects is extended along the center line of its pairing second contact site 51, and the spacing between described second junction 52 is equated, and the spacing between described second extension 53 provides the space that terminal mounting groove 32 is set.Consult Fig. 2, Fig. 8, Figure 12, each the 3rd terminal 6 is fixedly arranged on the insulation unit, have one be exposed to body 31 bottom surfaces of hyoplastron 3 and be positioned at terminal storage tank 37 the 3rd contact site 61, one by the 3rd contact site 61 extend backward and be fixed in the 3rd corresponding terminal channel 26 the 3rd fixed part 62, reach one and be the 3rd junction 63 of inverted U-shaped bending extension by the 3rd fixed part 62.In the present embodiment, described the first terminal 4 is for being used for the terminal group that transmission meets the signal of USB2.0 (USB is the abbreviation of universal serial bus Universal Serial Bus) signal transmission specification, and it is the terminal group that is used to transmit the signal that meets USB3.0 signal transmission specification that described the first terminal 4 cooperates described second terminal 5, and described the 3rd terminal 6 is for being used for the terminal group that transmission meets the signal of ESATA (being the abbreviation of the advanced supplementary technology External of outside sequence Serial Advanced Technology Attachment) signal transmission specification.

Consult Fig. 1, Fig. 2 and Fig. 7, metal shell 7 is sheathed on outside the insulation unit, defines a slot 11 jointly with pedestal 2, and has two stators 71 and two alignment pins 72 that are positioned at the left and right sides, in order to be fixed in circuit board 9.Consult Fig. 7,10,12, terminal position plate 8 has two row's

perforation

81,82, wears for first junction 43 of the first terminal 4 and second junction 52 of second terminal 5 respectively, with first junction 43 and second junction, 52 location.Consult Fig. 4,5 and Figure 12, hyoplastron 3 also has a plurality ofly to be located at the back segment bottom side of body 31 and to be positioned at the location notchs 36 of terminal storage tank 37 backs with fixing each the 3rd junction 63 of correspondence.

At present embodiment, the overall package mode of electric connector 1, be to insert assembling grove 22 with the hyoplastron 3 of second terminal, 5 integrally moulded shapings by the front side of pedestal 2 earlier to be fixed, this moment, second junction 52 of second terminal 5 did not bend as yet, after treating that the 3rd terminal 6 is inserted the 3rd terminal channel 26 and terminal storage tank 37 by pedestal 2 rear sides, with 52 bendings of second junction, the first terminal 4 is installed thereafter again again, the aforementioned mounting means that the first terminal 4 has been described no longer repeats in this.Then metal shell 7 is sheathed on the pedestal 2 by pedestal 2 front sides backward, and terminal position plate 8 and pedestal 2 are fixed.As shown in Figure 1, the electric connector 1 finished of assembling is installed on circuit board 9, forms part and is positioned on the plate and part is positioned at depositing plate type formula under the plate.

In sum, the utility model electric connector 1 forms boss portion 33 by terminal mounting groove 32 rear ends at hyoplastron 3, making hyoplastron 3 back segments is that transverse integral connects and thicker bulk, can increase the intensity of hyoplastron 3, and the yielding recess 251 by the first terminal passage 25, make the front end of the elastic contact part 41 of the first terminal 4 can cross the boss portion 33 of terminal mounting groove 32 rear ends, finish assembling and enter terminal mounting groove 32 easily.And the supporting surface 351 of two support portions 35 of hyoplastron 3 can be butted on circuit board 9 surfaces, strengthens the support strength of separate type hyoplastron 3 thus and strengthens its structural strength.

But the above only is preferred embodiment of the present utility model, can not limit scope of the present utility model with this, and every equivalence of being done on basis of the present utility model changes and modifies, and still belongs to the protection range of claim of the present utility model.

Claims

1. an electric connector is characterized in that, comprises:

One insulation unit, comprise a pedestal and a hyoplastron, this pedestal has a basal wall, and one is located at this basal wall and cooperates the assembling grove of this hyoplastron, connect this basal wall before and after this assembling grove, this hyoplastron is sticked in this assembling grove, and this hyoplastron has a body and a plurality of at intervals by the terminal mounting groove of this body end face toward lower recess, and the rear end of described terminal mounting groove is defined by a boss portion; This pedestal also has a plurality of the first terminal passages of being located at this basal wall and corresponding described terminal mounting groove, and respectively this first terminal passage has a yielding recess corresponding to this boss portion position;

Many the first terminals are fixedly arranged on this insulation unit, and respectively this first terminal has correspondence and is positioned at a respectively elastic contact part of this terminal mounting groove;

Many second terminals are fixedly arranged on this insulation unit, and respectively this second terminal has one and is exposed to the body end face of this hyoplastron and more described the first terminal second contact site near this hyoplastron front end;

Many the 3rd terminals are fixedly arranged on this insulation unit, and respectively the 3rd terminal has the 3rd contact site that is exposed to the body bottom surface of this hyoplastron; And

One metal shell is sheathed on outside this insulation unit.

2. according to the described electric connector of claim 1, it is characterized in that, this hyoplastron also has the back segment that is connected to this body left and right sides and protrudes out two support portions of this assembling grove backwards, and respectively this bottom surface, support portion is one can be butted on the supporting surface of a circuit board surface.

3. according to claim 1 or 2 described electric connectors, it is characterized in that the basal wall place that the back segment of the body of this hyoplastron and this pedestal are positioned at this assembling grove also is provided with many draw-in groove and fixture blocks to cooperatively interacting.

4. according to the described electric connector of claim 2, it is characterized in that, this pedestal also has two and is connected to these basal wall both sides and extends and be positioned at the sidewall of this hyoplastron left and right sides, and two back booms that are connected to these basal wall both sides and extend with respect to each sidewall upper section backward forward, and two supporting surfaces of these two back boom bottom sides and this hyoplastron can same be butted on a circuit board surface.

5. according to claim 1 or 2 described electric connectors, it is characterized in that, described second terminal is embedded in this hyoplastron with injection molding in the mould, and also respectively has one and protrude out this hyoplastron rear end and second junction that down extends, and second extension that connects this second contact site and this second junction; Described second terminal is five altogether, second extension of the terminal in the middle of wherein being positioned at and second junction are to extend along its second contact site center line, second extension of left side two butt is to take back along the center line of its pairing second contact site to extend backward, again in the rear end toward disalignment, its second junction that connects is extended along the center line of its pairing second contact site, second extension of right side two butt is that the center line along its pairing second contact site takes over and extends backward, and in the rear end toward disalignment, its second junction that connects is extended along the center line of its pairing second contact site.

6. according to claim 1 or 2 described electric connectors, it is characterized in that described the first terminal passage is positioned at this assembling grove top and is connected with this assembling grove; This pedestal also has a plurality of this assembling grove below and corresponding respectively respectively the 3rd terminal channels of the 3rd terminal of being positioned at.

7. according to the described electric connector of claim 6, it is characterized in that respectively this first terminal also has one and extended backward and be fixed in first fixed part in this corresponding the first terminal passage, and first junction that is down extended by this first fixed part by this elastic contact part; Respectively the 3rd terminal also has one and is extended backward and be fixed in the 3rd fixed part in the 3rd corresponding terminal channel, and one be the 3rd junction that inverted U-shaped bending is extended by the 3rd fixed part by the 3rd contact site.

8. according to the described electric connector of claim 7, it is characterized in that this hyoplastron also has a plurality of back segment bottom sides of this body of being located at the fixing respectively location notch of the 3rd junction of correspondence.

9. according to the described electric connector of claim 4, it is characterized in that this electric connector is installed on a circuit board with a breach, and this electric connector some is positioned under the plate by this breach; Two supporting surfaces of two back boom bottom sides of this pedestal and this hyoplastron are butted on the surface of this circuit board simultaneously.

10. according to claim 1 or 2 described electric connectors, it is characterized in that described the first terminal is the terminal group that is used to transmit the signal that meets USB2.0 signal transmission specification; It is the terminal group that is used to transmit the signal that meets USB3.0 signal transmission specification that described the first terminal cooperates described second terminal; Described the 3rd terminal is the terminal group that is used to transmit the signal that meets ESATA signal transmission specification.

11. according to the described electric connector of claim 4, it is characterized in that respectively this back boom has a block that protrudes out in opposite directions, two support portion rear sides of this hyoplastron are kept out respectively in this block respectively.