CN204156162U - The spherical BGA plug construction of modified form - Google Patents
The spherical BGA plug construction of modified form Download PDFInfo
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- CN204156162U CN204156162U CN201420576182.2U CN201420576182U CN204156162U CN 204156162 U CN204156162 U CN 204156162U CN 201420576182 U CN201420576182 U CN 201420576182U CN 204156162 U CN204156162 U CN 204156162U
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- terminal
- signal terminal
- insulating base
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Abstract
The utility model discloses the spherical BGA plug construction of a kind of modified form, this modified form spherical BGA plug construction comprises: one second insulating base, some terminal assemblies being installed on the second insulating base rear end and the insulation lid be packaged in by terminal assemblies in the second insulating base, described terminal assemblies comprises: a plastic body and plural groups and the fixing signal terminal group of plastic body one and ground terminal set, and each group signal terminal group and each group ground terminal set are alternately distributed mutually in plastic body; Also be provided with some ground connection forks piece in described second insulating base, this ground connection forks piece is positioned on front side of terminal assemblies or rear side, and ground connection forks piece has some spacing pins, and this spacing pin each is positioned at outside one group of signal terminal group.The utility model stabilized structure, survivability is strong, and interference free performance high, connect functional, there is the higher market competitiveness.
Description
Technical field:
The utility model relates to connector product technical field, refers in particular to the spherical BGA plug construction of a kind of modified form.
Background technology:
Electric connector is a connection bridge, its at device and device, assembly and assembly, carry out between system and system being electrically connected and signal transmission, be formation necessary base components of holonomic system.
The full name of BGA is Ball Grid Array (PCB of ball grid array structure), and it is a kind of package method that integrated circuit adopts organic support plate.It has following characteristics: package area reduces; Function strengthens, and number of pins increases; Can be self-placed in the middle during the molten weldering of pcb board, Yi Shangxi; Reliability is high; Good electrical property, holistic cost is low.Use the connected mode of BGA, because it possesses above-mentioned advantage, become the developing direction of the electric connector connecting chip module, but it in actual use, existing BGA electric connector also exists many problems.
BGA electric connector generally comprises BGA socket and the BGA plug of coupling mutually, wherein, BGA plug generally comprises: insulating base, be installed on insulation do in terminal group and plastic cement bonnet for terminal group being packaged in insulating base, wherein, insulating base front end is provided with a hyoplastron for being connected with BGA socket, in terminal group, the contact site of terminal is revealed in outside this hyoplastron, and the lead portion of this terminal is revealed in plastic cement bonnet rear end face through plastic cement bonnet.Terminal group includes a plurality of terminal, because the quantity of terminal is more, causes the distance between terminal less, that is, the distance between the leg of adjacent both ends is less, weld very loaded down with trivial details, and due to terminal intervals little, greatly may there is the problem of signal disturbing between it.In addition, plastic cement bonnet and insulating base are all for by plastic cement integrated injection molding, and it is not provided with ruggedized construction, and that is, the anti-damage performance of whole product is poor, causes its useful life shorter, and unstable properties, be unfavorable for improving the competitiveness of product in market.
Utility model content:
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of stabilized structure, and survivability is strong, and interference free performance high, connect the spherical BGA plug construction of modified form of good performance.
In order to solve the problems of the technologies described above, the utility model have employed following technical proposals: this modified form spherical BGA plug construction comprises: one second insulating base, some terminal assemblies being installed on the second insulating base rear end and the insulation lid be packaged in by terminal assemblies in the second insulating base, described terminal assemblies comprises: a plastic body and plural groups and the fixing signal terminal group of plastic body one and ground terminal set, and each group signal terminal group and each group ground terminal set are alternately distributed mutually in plastic body; Also be provided with some ground connection forks piece in described second insulating base, this ground connection forks piece is positioned on front side of terminal assemblies or rear side, and ground connection forks piece has some spacing pins, and this spacing pin each is positioned at outside one group of signal terminal group.
Furthermore, in technique scheme, often organize described signal terminal group and comprise the first signal terminal and the second signal terminal, wherein, in first signal terminal, the shape of the first contact site is consistent with the shape of the second contact site in the second signal terminal, and stretching out in plastic body lower end in the mode in laid out in parallel, in described first signal terminal, the shape of the first weld part is consistent with the shape of the second weld part in the second signal terminal, and is revealed in plastic body upper end in symmetrical mode; The structure of described ground terminal set is consistent with the structure of signal terminal group.
Furthermore, in technique scheme, described first signal terminal comprises: one first main part, along first weld part of the first main part upper end backward described in bending forming and along the first main part lower end forward fold shaping and after burr removing process described in the first contact site, this first contact site is vertical bar shape, and the first main part and the first weld part, the first contact site are parallel mutually.
Furthermore, in technique scheme, described second signal terminal comprises: one second main part, shaping along the second main part upper end forward fold described in the second weld part and along the second main part lower end forward fold shaping and after burr removing process described in the second contact site, this second contact site is vertical bar shape, and the second main part and the second weld part, the second contact site are parallel mutually.
Furthermore, in technique scheme, often organize described ground terminal set and include the first earth terminal and the second earth terminal, wherein, this first earth terminal is consistent with the shape of described first signal terminal and the second signal terminal respectively with the shape of the second earth terminal, wherein, the first earth terminal is positioned at the second signal terminal side, and the second earth terminal is positioned at the first signal terminal side.
Furthermore, in technique scheme, first, second weld part of first, second signal terminal described and the weld part end of first, second earth terminal are provided with tin ball.
Furthermore, in technique scheme, described second insulating base front end is provided with a docking space and some docking hyoplastrons taken shape in docking space; Second insulating base rear end forms the some and installing space of column distribution and is positioned at the mounting groove of installing space side, and described terminal assemblies and ground connection forks piece are installed in this installing space and mounting groove respectively.
Furthermore, in technique scheme, described second insulating base is provided with the position, hole of through described docking space wall in mounting groove both sides; Described ground connection forks piece both sides form a contact plate respectively, and this contact plate is inserted and is embedded in this Kong Weizhong, and is revealed in described docking space wall.
Furthermore, in technique scheme, described ground connection forks piece comprises: a main body plate, a plurality of described spacing pin and welding foot taking shape in main body plate front end and rear end, and described contact plate takes shape in main body plate both sides, wherein, spacing pin arranged outside has hangnail.
Furthermore, in technique scheme, described welding foot end is provided with tin ball.
After adopting technique scheme, the utility model has following beneficial effect compared with prior art:
1, each group signal terminal group and each group ground terminal set are alternately distributed in plastic body mutually, and each spacing pin in grounding insert-pin is positioned at outside one group of signal terminal group, greatly can improve the interference free performance of product with this.In addition, in first, second signal terminal, the shape of first, second contact site is consistent, and laid out in parallel is in plastic body lower end, and in first, second signal terminal, the shape of first, second weld part is symmetrical, and is symmetrically distributed in plastic body upper end; The structure of described ground terminal set is consistent with the structure of signal terminal group.Terminal assemblies and the BGA socket of this structure coordinate and contact more stable when contacting, and can not insert the electrodeposited coating of the periphery of hindering contact site, so that can ensure that signal transmission is more stable.
2, the public iron plate with elastic fastening arm is installed with in insulation lid, insulation lid is fastened on the card rib in the second insulating base by the elastic fastening arm of public iron plate, and card rib is provided with the correcting inclined-plane with guiding function, order insulation lid and the second insulating base rapid-assembling, and form stable assembling.Wherein, this public iron plate is not only for being fastened with the second insulating base, also can the resistance of failure of reinforced insulation lid, in addition, public iron plate also can for the BGA socket of docking with the utility model, and that is, public iron plate can simultaneously for socket and plug, so that can effectively reduce die sinking expense, improve the market competitiveness of the present utility model.
3, after shaping outside described plastic body correcting projection is embedded in the second guiding groove in the second insulating base, forms zero and interfere, that is, be single nested combination between it, assemble more efficient and convenient like this.
The ground connection forks piece of 4, installing in the second insulating base can strengthen the survivability of whole second insulating base structure to a certain extent, certain interference free performance can also be played, in addition, the contact plate of ground connection forks piece is used for conflicting with external BGA socket, to ensure the stability that the utility model docks with BGA socket, improve the stability electrically conducted.
Accompanying drawing illustrates:
Fig. 1 is stereogram of the present utility model;
Fig. 2 is the stereogram at another visual angle of the utility model;
Fig. 3 is the stereogram of the second insulating base in the utility model;
Fig. 4 is the installation diagram of lid and public iron plate of insulating in the utility model;
Fig. 5 is the stereogram of lid of insulating in the utility model;
Fig. 6 is the stereogram at another visual angle of lid of insulating in the utility model;
Fig. 7 is the stereogram of public iron plate in the utility model;
Fig. 8 is the stereogram after the utility model removes insulation lid;
Fig. 9 is the stereogram of terminal assemblies in the utility model;
Figure 10 is the stereogram of signal terminal group in the utility model;
Figure 11 is the left view of Figure 10;
Figure 12 is the upward view of Fig. 8;
Figure 13 be Figure 12 along A-A to cutaway view;
Figure 14 is the stereogram of ground connection forks piece in the utility model;
Description of reference numerals:
6 second insulating bases 61 dock space
62 docking hyoplastron 63 installing spaces
631 terminal hole 632 second guiding grooves
64 card rib 641 correcting inclined-planes
65 first guiding groove 66 ground connection forks piece
661 spacing pins 662 contact plate
663 main body plate 664 welding foots
665 tin ball 67 mounting grooves
671 position, hole 700 terminal assemblies
70 terminal 701 signal terminal groups
702 ground terminal set 703 tin balls
704 tin ball 71 plastic bodies
Protruding 72 first signal terminals of 711 correctings
721 first contact site 722 first weld parts
723 first main part 73 second signal terminals
731 second contact site 732 second weld parts
733 second main part 74 first earth terminals
75 second earth terminals 8 insulate lid
81 tank 811 correcting boss
82 public iron plate 821 elastic fastening arms
822 first plate body 823 angles
83 installation positions 831 allow bit space
84 perforation
Embodiment:
Below in conjunction with specific embodiments and the drawings, the utility model is further illustrated.
See shown in Fig. 1,2, be the spherical BGA pin connector of one, it comprises: one second insulating base 6, be somely installed on the terminal assemblies 700 of the second insulating base 6 rear end and terminal assemblies 700 be packaged in the insulation lid 8 of in the second insulating base 6.
Shown in composition graphs 3, described second insulating base 6 front end is provided with a docking space 61 and some docking hyoplastrons 62 taken shape in docking space 61; Second insulating base 6 rear end forms the some and installing space 63 of column distribution, is provided with the terminal hole 631 of a plurality of through described docking hyoplastron 62 both ends of the surface in this installing space 63; This second insulating base 6 periphery is respectively arranged with some card ribs 64.
Shown in composition graphs 4-6, described insulation lid 8 has a tank 81, and this insulation lid 8 is placed on the second insulating base 6 rear end by its tank 81 cover, wherein, inside tank 81 surrounding, public iron plate 82 is all installed, this public iron plate 82 have some stressed after can the elastic fastening arm 821 of resilience; Described insulation lid 8 is fastened with card rib 64 by the elastic fastening arm 821 of public iron plate 82, and order insulation lid 8 and the second insulating base 6 form stable assembling.After the insulation lid 8 of said structure and the second insulating base 6 fasten and, overall more stable, simultaneously public iron plate 82 can the resistance of failure of reinforced insulation lid 8, in addition, public iron plate also can for the BGA socket of docking with the utility model, and that is, public iron plate can simultaneously for socket and plug, so that can effectively reduce die sinking expense, improve the market competitiveness of the present utility model.
Described insulation lid 8 surrounding is provided with inserts for described public iron plate 82 installation position 83 that setting-in joins, and with installation position 83 through and for when elastic fastening arm 821 is stressed can resilience allow bit space 831.
The thickness of described insulation lid 8 mid portion can change according to the actual requirements flexibly, specifically, when insulating lid 8 injection mo(u)lding, controlling the thickness of shaping insulating lid body 8 mid portion, so that can realize the thickness controlling whole connector.
Shown in composition graphs 7, described public iron plate 82 comprises: one first plate body 822 and some angles 823 taking shape in the first plate body 822 end, described elastic fastening arm 821 takes shape in the first plate body 822 end, and is positioned at angle 823 side, and this elastic fastening arm 821 is in square shape.
Described angle 823 both sides are respectively arranged with the hangnail for locating, and this hangnail can strengthen the contact stabilization between public iron plate 82 and insulation lid 8.
Shown in composition graphs 8, described card rib 64 is provided with the correcting inclined-plane 641 for guiding described elastic fastening arm 821 to fasten, this correcting inclined-plane 641 can be convenient to elastic fastening arm 821 and carry out assembling with card rib 64 and engage, that is, elastic fastening arm 821 can be made fast to engage with card rib 64, improve packaging efficiency.When assembling, elastic fastening arm 821 is under correcting inclined-plane 641 guide effect of card rib 64, oppressed and outwards open, to have the restoring force of resilience, when elastic fastening arm 821 front end move to leave correcting inclined-plane 641 time, elastic fastening arm 821 carries out resilience, so that elastic fastening arm 821 is fastened on card rib 64, and order insulation lid 8 is stable to be installed in the second insulating base 6.
Described insulation lid 8 also forms some correcting boss 811 inside its tank 81 surrounding, and described second insulating base 6 periphery is also provided with first guiding groove 65 corresponding with correcting boss 811 respectively, and correcting boss 811 inlay card enters in the first guiding groove 65.Insulation lid 8 can be assemblied in the second insulating base 6 by this structure more fast and easily.
Shown in composition graphs 9, described terminal assemblies 700 correspondence inserts build-in in the installing space 63 of the second insulating base 6.This terminal assemblies 700 comprises: a plastic body 71 and a plurality of terminal 70 fixing with plastic body 71 one, this plastic body 71 is inserted and is embedded in described installing space 63, terminal 70 front end is revealed in outside docking hyoplastron 62 both ends of the surface, for connecting with BGA socket through the terminal hole 631 in the second insulating base 6.
When described terminal assemblies 700 and the second insulating base 6 assemble, because terminal 70 is fixing with plastic body 71 one, such Standard is more quick, and terminal there will not be the phenomenon of bending, ensures the quality of whole product.
Described terminal 70 comprises plural groups and the fixing signal terminal group 701 of plastic body 71 one and ground terminal set 702, and each group signal terminal group 701 and each group ground terminal set 702 are alternately distributed mutually in plastic body 71, the assembling mode of this terminal 20 greatly can improve the interference free performance of product.In addition, in described second insulating base 6, some ground connection forks piece 66 are also installed, this ground connection forks piece 66 is positioned on front side of terminal assemblies 700 or rear side, and ground connection forks piece 66 has some spacing pins 661, and this spacing pin 661 each is positioned at outside one group of signal terminal group 701, this ground connection forks piece 66 pairs of signal terminal groups 701 play good interference free performance, so that effectively improve and of the present utility modelly connect performance.
Shown in Figure 10,11, often organize described signal terminal group 701 and comprise the first signal terminal 72 and the second signal terminal 73, wherein, in first signal terminal 72, the shape of the first contact site 721 is consistent with the shape of the second contact site 731 in the second signal terminal 73, and stretch out in plastic body 71 lower end in the mode in laid out in parallel, in described first signal terminal 72, the shape of the first weld part 722 is consistent with the shape of the second weld part 732 in the second signal terminal 73, and is revealed in plastic body 71 upper end in symmetrical mode; The structure of described ground terminal set 702 is consistent with the structure of signal terminal group 701.Terminal assemblies and the BGA socket of this structure coordinate and contact more stable when contacting, and can not insert the electrodeposited coating of the periphery of hindering contact site, so that can ensure that signal transmission is more stable.
Described first signal terminal 72 comprises: one first main part 723, along first weld part 722 of the first main part 723 upper end backward described in bending forming and along the first main part 723 lower end forward fold shaping and after burr removing process described in the first contact site 721, this first contact site 721 is in vertical bar shape, and the first main part 723 is parallel mutually with the first weld part 722, first contact site 721.Described second signal terminal 73 comprises: one second main part 733, shaping along the second main part 733 upper end forward fold described in the second weld part 732 and along the second main part 733 lower end forward fold shaping and after burr removing process described in the second contact site 731, this second contact site 731 is in vertical bar shape, and the second main part 733 is parallel mutually with the second weld part 732, second contact site 731.By the above, only there is the first weld part 722 and the second weld part 732 overbending direction on the contrary with outside mutual specular in the first signal terminal 72 and the second signal terminal 73, other structure is consistent.
First contact site 721 of described first signal terminal 72 and the second contact site 731 of the second signal terminal 73 are all revealed in outside docking hyoplastron 62 both ends of the surface through the terminal hole 631 in described second insulating base 6.First, second weld part 722,732 of first, second signal terminal 72,73 described is provided with tin ball 703.
Often organize described ground terminal set 702 and include the first earth terminal 74 and the second earth terminal 75, wherein, this first earth terminal 74 is consistent with the shape of described first signal terminal 72 and the second signal terminal 73 respectively with the shape of the second earth terminal 75, wherein, first earth terminal 74 is positioned at the second signal terminal 73 side, and the second earth terminal 75 is positioned at the first signal terminal 72 side.
The weld part end of first, second earth terminal 74,75 described is provided with tin ball 704.
Shown in Figure 12, described second insulating base 6 rear end forms the some and mounting groove 67 of column distribution, and this mounting groove 67 is positioned at installing space 63 side, and described ground connection forks piece 66 is installed in this mounting groove 67.
Shown in Figure 13, described ground connection forks piece 66 comprises: a main body plate 663, a plurality of take shape in main body plate 663 front end and rear end described spacing pin 661 and welding foot 664 with take shape in main body plate 663 both sides contact plate 662, wherein, spacing pin 661 arranged outside has hangnail.Described welding foot 664 end is provided with tin ball 665.
Described second insulating base 6 is provided with the position, hole 671 of through described docking space 61 inwall in mounting groove 67 both sides, contact plate 662 in ground connection forks piece 66 is inserted and is embedded in this position, hole 671, and be revealed in described docking space 61 inwall, hangnail outside spacing pin 661 holds mutually with mounting groove 67, makes ground connection forks piece 66 stablize and is installed in mounting groove 67.
After ground connection forks piece 66 being installed in described second insulating base 6, the survivability of whole second insulating base 6 structure can be strengthened to a certain extent, certain interference free performance can also be played, in addition, the contact plate 662 of ground connection forks piece 66 is for conflicting with external BGA socket, to ensure the stability that the utility model docks with BGA socket, improve the stability electrically conducted.
Form some correcting projections 711 outside described plastic body 71, described second insulating base 6 is provided with second guiding groove 632 corresponding with correcting projection 711 inside installing space 63.After this correcting projection 711 is embedded in the second guiding groove 632, forms zero and interfere, that is, be single nested combination between it, assemble more efficient and convenient like this.
The perforation 84 that a plurality of confession described terminal 70 end and welding foot 664 end pass is formed in described insulation lid 8, in terminal 70 first, second signal terminal 72, 73 first, second weld part 722, 732 and first, second earth terminal 74, weld part end and described welding foot 664 end of 75 are each passed through this perforation 84, and described first, second earth terminal 74, tin ball that the weld part end of 75 is all arranged 704 and first, second signal terminal 72, 73 first, second weld part 722, the tin ball 665 that the 732 tin balls 703 all arranged and welding foot 664 end are arranged is revealed in outside perforation 84.
Certainly, the foregoing is only specific embodiment of the utility model, be not limit the utility model practical range, all equivalences done according to structure, feature and principle described in the utility model claim change or modify, and all should be included in the utility model claim.
Claims (10)
1. the spherical BGA plug construction of modified form, it comprises: one second insulating base, some terminal assemblies being installed on the second insulating base rear end and the insulation lid be packaged in by terminal assemblies in the second insulating base,
It is characterized in that: described terminal assemblies comprises: a plastic body and plural groups and the fixing signal terminal group of plastic body one and ground terminal set, and each group signal terminal group and each group ground terminal set are alternately distributed mutually in plastic body; Also be provided with some ground connection forks piece in described second insulating base, this ground connection forks piece is positioned on front side of terminal assemblies or rear side, and ground connection forks piece has some spacing pins, and this spacing pin each is positioned at outside one group of signal terminal group.
2. the spherical BGA plug construction of modified form according to claim 1, it is characterized in that: often organize described signal terminal group and comprise the first signal terminal and the second signal terminal, wherein, in first signal terminal, the shape of the first contact site is consistent with the shape of the second contact site in the second signal terminal, and stretch out in plastic body lower end in the mode in laid out in parallel, in described first signal terminal, the shape of the first weld part is consistent with the shape of the second weld part in the second signal terminal, and is revealed in plastic body upper end in symmetrical mode; The structure of described ground terminal set is consistent with the structure of signal terminal group.
3. the spherical BGA plug construction of modified form according to claim 2, it is characterized in that: described first signal terminal comprises: one first main part, along first weld part of the first main part upper end backward described in bending forming and along the first main part lower end forward fold shaping and after burr removing process described in the first contact site, this first contact site is vertical bar shape, and the first main part and the first weld part, the first contact site are parallel mutually.
4. the spherical BGA plug construction of modified form according to claim 3, it is characterized in that: described second signal terminal comprises: one second main part, shaping along the second main part upper end forward fold described in the second weld part and along the second main part lower end forward fold shaping and after burr removing process described in the second contact site, this second contact site is vertical bar shape, and the second main part and the second weld part, the second contact site are parallel mutually.
5. the spherical BGA plug construction of modified form according to claim 4, it is characterized in that: often organize described ground terminal set and include the first earth terminal and the second earth terminal, wherein, this first earth terminal is consistent with the shape of described first signal terminal and the second signal terminal respectively with the shape of the second earth terminal, wherein, first earth terminal is positioned at the second signal terminal side, and the second earth terminal is positioned at the first signal terminal side.
6. the spherical BGA plug construction of modified form according to claim 5, is characterized in that: first, second weld part of first, second signal terminal described and the weld part end of first, second earth terminal are provided with tin ball.
7. the spherical BGA plug construction of the modified form according to claim 1-6 any one, is characterized in that: described second insulating base front end is provided with a docking space and some docking hyoplastrons taken shape in docking space; Second insulating base rear end forms the some and installing space of column distribution and is positioned at the mounting groove of installing space side, and described terminal assemblies and ground connection forks piece are installed in this installing space and mounting groove respectively.
8. the spherical BGA plug construction of modified form according to claim 7, is characterized in that: described second insulating base is provided with the position, hole of through described docking space wall in mounting groove both sides; Described ground connection forks piece both sides form a contact plate respectively, and this contact plate is inserted and is embedded in this Kong Weizhong, and is revealed in described docking space wall.
9. the spherical BGA plug construction of modified form according to claim 8, it is characterized in that: described ground connection forks piece comprises: a main body plate, a plurality of described spacing pin and welding foot taking shape in main body plate front end and rear end, described contact plate takes shape in main body plate both sides, wherein, spacing pin arranged outside has hangnail.
10. the spherical BGA plug construction of modified form according to claim 9, is characterized in that: described welding foot end is provided with tin ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420576182.2U CN204156162U (en) | 2014-09-30 | 2014-09-30 | The spherical BGA plug construction of modified form |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420576182.2U CN204156162U (en) | 2014-09-30 | 2014-09-30 | The spherical BGA plug construction of modified form |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204156162U true CN204156162U (en) | 2015-02-11 |
Family
ID=52514251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420576182.2U Expired - Fee Related CN204156162U (en) | 2014-09-30 | 2014-09-30 | The spherical BGA plug construction of modified form |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204156162U (en) |
-
2014
- 2014-09-30 CN CN201420576182.2U patent/CN204156162U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150211 Termination date: 20200930 |