CN204156182U - Spherical BGA socket connector - Google Patents
Spherical BGA socket connector Download PDFInfo
- Publication number
- CN204156182U CN204156182U CN201420574494.XU CN201420574494U CN204156182U CN 204156182 U CN204156182 U CN 204156182U CN 201420574494 U CN201420574494 U CN 201420574494U CN 204156182 U CN204156182 U CN 204156182U
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- CN
- China
- Prior art keywords
- insulating base
- terminal
- socket connector
- insulation lid
- accommodation space
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Abstract
The utility model discloses a kind of spherical BGA socket connector, it comprises: one first insulating base, a cannelure is arranged with outside its front end, first insulating base front center is provided with some to slot, first insulating base rear end forms an accommodation space, bottom accommodation space, be provided with some installing spaces, in this installing space, be provided with a plurality of through terminal hole to slot; Some terminal assemblies, its corresponding build-in of inserting is in installing space; One insulation lid, it is installed in the accommodation space of the first insulating base; All be provided with public iron plate inside insulation lid surrounding, this public iron plate has some elastic fastening arms; First insulating base is provided with some card ribs in accommodation space surrounding inwall, after insulation lid is sticked in the accommodation space of the first insulating base, card rib in the elastic fastening arm of public iron plate and the first insulating base is fixed, and order insulation lid is formed to stablize with the first insulating base and assembles.The utility model stabilized structure, assemble easy, and survivability is strong, and the market competitiveness is high.
Description
Technical field:
The utility model relates to connector product technical field, refers in particular to a kind of spherical BGA socket connector.
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 socket 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 be provided with one for be connected with BGA plug between plug hole, in terminal group, the contact site of terminal is revealed in this between plug hole, and the lead portion of this terminal is revealed in plastic cement bonnet rear end face through plastic cement bonnet.Described insulating base and plastic cement bonnet are fixed by the mode of screens, such as, plastic cement bonnet forms overhead kick, insulating base forms draw-in groove, after plastic cement bonnet inlay card is on insulating base, overhead kick on plastic cement bonnet embeds in the draw-in groove on insulating base, and forms location, makes plastic cement bonnet and insulating base form stable assembling.But when after the draw-in groove that the overhead kick on plastic cement bonnet embeds on insulating base, it is difficult to dismounting.In addition, plastic cement bonnet and insulating base are all for by plastic cement integrated injection molding, and that is, overhead kick and draw-in groove are plastic cement structure, and its stability is not high, easily occur the phenomenon of fracture, cause the useful life of whole connector not high.Above-mentioned terminal group has generally comprised plurality of signals terminal and earth terminal, it is and is installed in the terminal hole of insulating base setting by direct-insert mode, but because signal terminal and earth terminal are all comparatively elongated, easily bend in the process of assembling, so that assemble up and extremely bother.
Utility model content:
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of stabilized structure, assembles easy, and the spherical BGA socket connector that survivability is strong.
In order to solve the problems of the technologies described above, the utility model have employed following technical proposals: this spherical BGA socket connector comprises: one first insulating base, a cannelure is arranged with outside this first insulating base front end, this the first insulating base front center is provided with some to slot, this the first insulating base rear end forms an accommodation space, bottom accommodation space, be provided with some installing spaces, in this installing space, be provided with a plurality of through described terminal hole to slot; Some terminal assemblies, its corresponding build-in of inserting is in installing space; One insulation lid, it is installed in the accommodation space of the first insulating base; All be provided with public iron plate inside described insulation lid surrounding, this public iron plate has some elastic fastening arms; Described first insulating base is provided with some card ribs in accommodation space surrounding inwall, after insulation lid is sticked in the accommodation space of the first insulating base, card rib in the elastic fastening arm of public iron plate and the first insulating base is fixed, and order insulation lid is formed to stablize with the first insulating base and assembles.
Furthermore, in technique scheme, also form some correcting boss inside described insulation lid surrounding, described first insulating base is provided with first guiding groove corresponding with correcting boss in accommodation space surrounding inwall, and correcting boss inlay card enters in the first guiding groove.
Furthermore, in technique scheme, described card rib is provided with the correcting inclined-plane for guiding elastic fastening arm to fasten.
Furthermore, in technique scheme, described elastic fastening arm is square shape.
Furthermore, in technique scheme, described public iron plate comprises one first plate body and some angles taking shape in the first plate body end, and described elastic fastening arm takes shape in the first plate body end, and is positioned at angle side.
Furthermore, in technique scheme, described angle both sides are respectively arranged with the hangnail for locating.
Furthermore, in technique scheme, described insulation lid surrounding is provided with inserts for described public iron plate the installation position that setting-in joins, and through and for the bit space that allows of the stressed resilience of elastic fastening arm with installation position.
Furthermore, in technique scheme, described terminal assemblies comprises: a plastic body and a plurality of terminal fixing with plastic body one, this plastic body is inserted and is embedded in installing space, and terminal front end appears in slot through the terminal hole in the first insulating base.
Furthermore, in technique scheme, form some correctings protruding outside described plastic body, described first insulating base is provided with corresponding second guiding groove protruding with correcting inside installing space.
Furthermore, in technique scheme, form the perforation that the described terminal ends of a plurality of confession is passed, and terminal ends is provided with tin ball in described insulation lid, this tin ball is revealed in outside perforation.
After adopting technique scheme, the utility model has following beneficial effect compared with prior art:
1, the public iron plate with elastic fastening arm is installed with in insulation lid, insulation lid is fastened on the card rib in the first insulating base by the elastic fastening arm of public iron plate, order insulation lid and the first insulating base form stable assembling, wherein, this public iron plate is not only for being fastened with the first insulating base, also can the resistance of failure of reinforced insulation lid, in addition, public iron plate also can for the BGA plug docked with the utility model, 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.
2, the thickness of insulation lid mid portion can change according to the actual requirements flexibly, specifically, when insulating lid injection mo(u)lding, control the thickness of shaping insulating lid body mid portion, so that the thickness controlling whole connector can be realized, other die sinking can also be avoided, to reduce production cost.
3, after shaping outside described plastic body correcting projection is embedded in the second guiding groove in the first insulating base, forms zero and interfere, that is, be single nested combination between it, assemble more efficient and convenient like this.
4, each group signal terminal group and each group ground terminal set are alternately distributed mutually in plastic body, wherein, in signal terminal group, the shape of the first elastic contact part of the first signal terminal is consistent with the shape of the second elastic contact part in the second signal terminal, in 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.And ground terminal set is consistent with the structure of signal terminal group, so terminal assemblies and the BGA plug of this structure coordinate and contact more stable when contacting, and signal transmission is more stable.
5, in described first insulating base, some ground connection forks piece are also installed, this ground connection forks piece can strengthen the survivability of whole first insulating base structure to a certain extent, and each spacing pin is positioned at outside one group of signal terminal group in ground connection forks piece, that is, ground connection forks piece plays certain interference free performance to described terminal.In addition, the elasticity arm of force of ground connection forks piece can be conflicted with external BGA plug, to ensure the stability that the utility model docks with BGA plug, improves 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 first insulating base in the utility model;
Fig. 4 is the stereogram of terminal assemblies in the utility model;
Fig. 5 is the stereogram of signal terminal group in the utility model;
Fig. 6 is the left view of Fig. 5;
Fig. 7 is the stereogram of ground connection forks piece in the utility model;
Fig. 8 is the schematic diagram after the utility model removes insulation lid;
Fig. 9 be Fig. 8 along A-A to cutaway view;
Figure 10 is the stereogram of lid of insulating in the utility model;
Figure 11 is the stereogram of public iron plate in the utility model;
Description of reference numerals:
1 first insulating base 10 pairs slot
11 cannelure 12 accommodation spaces
121 card rib 122 first guiding grooves
123 correcting inclined-plane 13 installing spaces
131 terminal hole 132 second guiding grooves
14 ground connection forks piece 140 tin balls
The 141 elasticity arm of force 142 main body plates
143 spacing pin 144 welding foots
15 position, mounting groove 151 holes
200 terminal assemblies
2 plastic body 20 terminals
The protruding 3 insulation lids of 21 correctings
301 perforation 31 public iron plates
311 elastic fastening arm 312 first plate bodys
313 angle 32 correcting boss
33 installation positions 331 allow bit space
40 signal terminal group 401 flexible actuator arm
402 contact 403 tin balls
41 first signal terminal 411 first elastic contact parts
412 first weld part 413 first main parts
42 second signal terminal 421 second elastic contact parts
422 second weld part 423 second main parts
50 ground terminal set 501 tin balls
51 first earth terminal 52 second earth terminals
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 socket connector of one, it comprises: one first insulating base 1, some terminal assemblies 200 being installed on the first insulating base 1 rear end and the insulation lid 3 be packaged in by terminal assemblies 200 in first insulating base 1.
Described in composition graphs 3, a cannelure 11 is arranged with outside described first insulating base 1 front end, this the first insulating base 1 front center is provided with some to slot 10, this the first insulating base rear end forms an accommodation space 12, bottom accommodation space, 12 are provided with some installing spaces 13 and are positioned at the mounting groove 15 of installing space 13 side, are provided with a plurality of through described terminal hole 131 to slot 10 in this installing space 13; Described mounting groove 15 two ends are respectively arranged with the position, hole 151 running through this cannelure 11.
Shown in composition graphs 4, described terminal assemblies 200 correspondence inserts build-in in installing space 13, described terminal assemblies 200 comprises: a plastic body 2 and a plurality of terminal 20 fixing with plastic body 2 one, this plastic body 2 is inserted and is embedded in installing space 13, and terminal 20 front end appears in slot 10 through the terminal hole 131 in the first insulating base 1.
When described terminal assemblies 200 and the first insulating base 1 assemble, because terminal 20 is fixing with plastic body 2 one, such Standard is more quick, and terminal there will not be the phenomenon of bending, ensures the quality of whole product.
Above-mentioned terminal 20 comprises: the signal terminal group 40 that plural groups and plastic body 2 one are fixed and ground terminal set 50, wherein, each group signal terminal group 40 and each group ground terminal set 50 are alternately distributed mutually in plastic body 2, and the assembling mode of this terminal 20 greatly can improve the interference free performance of product.
Shown in composition graphs 5,6, often organize signal terminal group 40 and comprise one first signal terminal 41 and the second signal terminal 42, wherein, in first signal terminal 41, the shape of the first elastic contact part 411 is consistent with the shape of the second elastic contact part 421 in the second signal terminal 42, and stretch out in plastic body 2 lower end in the mode in laid out in parallel, in described first signal terminal 41, the shape of the first weld part 412 is consistent with the shape of the second weld part 422 in the second signal terminal 42, and is revealed in plastic body 2 upper end in symmetrical mode.
Described first signal terminal 41 comprises: one first main part 413, bending forming are in the first weld part 412 described in the first main part 413 rear end and the first elastic contact part 411 taking shape in the first main part 413 front end, wherein, the first weld part 412 is parallel with the first main part 413.Described first elastic contact part 411 comprises: extend forward and the flexible actuator arm 401 be bent to form along the first main part 413 front end, and this flexible actuator arm 401 end outwards swells formation one contact 402 along overbending direction.This contact 402 appears in slot 10 through the terminal hole 131 in the first insulating base 1.
Described second signal terminal 42 comprises: one second main part 423, bending forming are in the second weld part 422 described in the second main part 423 rear end and the second elastic contact part 421 taking shape in the second main part 423 front end, the shape of this second elastic contact part 421 is consistent with the shape of the first elastic contact part 411, and the shape of the second weld part 422 and the shape of the first weld part 412 are specular.
The structure of described ground terminal set 50 is consistent with the structure of signal terminal group 40.Often organize described ground terminal set 50 and include the first earth terminal 51 and the second earth terminal 52, wherein, this first earth terminal 51 is consistent with the shape of described first signal terminal 41 and the second signal terminal 42 respectively with the shape of the second earth terminal 52, wherein, first earth terminal 51 is positioned at the second signal terminal 42 side, and the second earth terminal 52 is positioned at the first signal terminal 41 side.
First, second weld part 412,422 end of first, second signal terminal 41,42 described is provided with tin ball 403.The weld part end of first, second earth terminal 51,52 is provided with tin ball 501.
Shown in composition graphs 7, be also provided with some ground connection forks piece 14 in described first insulating base 1, it is peripheral that this ground connection forks piece 14 is arranged at plastic body 2, and these ground connection forks piece 14 both sides are respectively arranged with an elasticity arm of force 141, and this elasticity arm of force 141 is positioned at plastic body 2 both sides.Specifically, described ground connection forks piece 14 comprises: a main body plate 142, a plurality of spacing pin 143 and welding foot 144 taking shape in main body plate 142 front end and rear end, the described elasticity arm of force 141 takes shape in main body plate 142 both sides, wherein, and this spacing pin 143 each is positioned at outside one group of signal terminal group 40, that is, ground connection forks piece 14 plays certain interference free performance to described terminal 20.
Described welding foot 144 end is provided with tin ball 140, and spacing pin 143 arranged outside has hangnail.
Described terminal assemblies 200 and ground connection forks piece 14 respectively corresponding build-in of inserting schedule in this installing space 13 and mounting groove 15, wherein, hangnail in ground connection forks piece 14 outside spacing pin 143 holds mutually with mounting groove 15, make ground connection forks piece 14 stablize be installed in mounting groove 15, and the elasticity arm of force 141 of ground connection forks piece 14 is revealed in cannelure 11 through position, described hole 151.
After ground connection forks piece 14 being installed in described first insulating base 1, the survivability of whole first insulating base 1 structure can be strengthened to a certain extent, certain interference free performance can also be played, in addition, the elasticity arm of force 141 of ground connection forks piece 14 can be conflicted with external BGA plug, to ensure the stability that the utility model docks with BGA plug, improve the stability electrically conducted.
Shown in composition graphs 8,9, some correcting projections 21 are formed outside described plastic body 2, described first insulating base 1 is provided with second guiding groove 132 corresponding with correcting projection 21 inside installing space 13, after this correcting projection 21 is embedded in the second guiding groove 132, form zero to interfere, that is, be single nested combination between it, assemble more efficient and convenient like this.
Shown in Figure 10, described insulation lid 3 is installed in the accommodation space 12 of the first insulating base 1.Wherein, the thickness of insulation lid 3 mid portion can change according to the actual requirements flexibly, specifically, when insulating lid 3 injection mo(u)lding, controlling the thickness of shaping insulating lid body 3 mid portion, so that can realize the thickness controlling whole connector.
All be provided with public iron plate 31 inside described insulation lid 3 surrounding, this public iron plate 31 has some elastic fastening arms 311; Described first insulating base 1 is provided with some card ribs 121 in accommodation space 12 surrounding inwall, after insulation lid 3 is sticked in the accommodation space 12 of the first insulating base 1, card rib 121 in the elastic fastening arm 311 of public iron plate 31 and the first insulating base 1 is fixed, and order insulation lid 3 is formed to stablize with the first insulating base 1 and assembles.After the insulation lid 3 of said structure and the first insulating base 1 fasten and, overall more stable, simultaneously public iron plate 31 can the resistance of failure of reinforced insulation lid 3, in addition, public iron plate also can for the BGA plug docked 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 3 surrounding is provided with inserts for described public iron plate 31 installation position 33 that setting-in joins, and through and allow bit space 331 for the stressed resilience of elastic fastening arm 311 with installation position 33.
Described card rib 121 being provided with the correcting inclined-plane 123 for guiding elastic fastening arm 311 to fasten, engaging so that elastic fastening arm 311 carries out assembling with card rib 121, that is, elastic fastening arm 311 can be made fast to engage with card rib 121, improve packaging efficiency.When assembling, elastic fastening arm 311 is under correcting inclined-plane 123 guide effect of card rib 121, oppressed and outwards open, to have the restoring force of resilience, when elastic fastening arm 311 front end move to leave correcting inclined-plane 123 time, elastic fastening arm 311 carries out resilience, so that elastic fastening arm 311 is fastened on card rib 121, and order insulation lid 3 is stable to be installed in the first insulating base 1.
Shown in Figure 11, described public iron plate 31 comprises one first plate body 312 and some angles 313 taking shape in the first plate body 312 end, and described elastic fastening arm 311 takes shape in the first plate body 312 end, and is positioned at angle 313 side, wherein, described elastic fastening arm 311 is in square shape.Described angle 313 both sides are respectively arranged with the hangnail for locating, and hold location by this hangnail and installation position 33 inwall in insulation lid 3, to ensure the Assembly stability between public iron plate 31 and insulation lid 3.
In addition, also form some correcting boss 32 inside described insulation lid 3 surrounding, described first insulating base 1 is provided with first guiding groove 122 corresponding with correcting boss 32 in accommodation space 12 surrounding inwall, and correcting boss 32 inlay card enters in the first guiding groove 122.This structure lid 3 that can insulate more fast and easily is assemblied in the first insulating base 1.
The perforation 301 that in the described terminal 20 of a plurality of confession and ground connection forks piece 14, welding foot 144 end passes is formed in described insulation lid 3, wherein, in terminal 20, the weld part of first, second weld part 412,422 of first, second signal terminal 41,42 and first, second earth terminal 51,52 is through this perforation 301, and the tin ball 140 that in the tin ball 404 that arranges of the weld part end of the tin ball 403 that arranges of first, second weld part 412,422 end and first, second earth terminal 51,52 and ground connection forks piece 14, welding foot 144 end is arranged all is revealed in outside perforation 301.
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. spherical BGA socket connector, it comprises:
One first insulating base, a cannelure is arranged with outside this first insulating base front end, this the first insulating base front center is provided with some to slot, this the first insulating base rear end forms an accommodation space, bottom accommodation space, be provided with some installing spaces, in this installing space, be provided with a plurality of through described terminal hole to slot;
Some terminal assemblies, its corresponding build-in of inserting is in installing space;
One insulation lid, it is installed in the accommodation space of the first insulating base;
It is characterized in that: be all provided with public iron plate inside described insulation lid surrounding, this public iron plate has some elastic fastening arms; Described first insulating base is provided with some card ribs in accommodation space surrounding inwall, after insulation lid is sticked in the accommodation space of the first insulating base, card rib in the elastic fastening arm of public iron plate and the first insulating base is fixed, and order insulation lid is formed to stablize with the first insulating base and assembles.
2. spherical BGA socket connector according to claim 1, it is characterized in that: inside described insulation lid surrounding, also form some correcting boss, described first insulating base is provided with first guiding groove corresponding with correcting boss in accommodation space surrounding inwall, and correcting boss inlay card enters in the first guiding groove.
3. spherical BGA socket connector according to claim 1, is characterized in that: described card rib is provided with the correcting inclined-plane for guiding elastic fastening arm to fasten.
4. spherical BGA socket connector according to claim 1, is characterized in that: described elastic fastening arm is square shape.
5. spherical BGA socket connector according to claim 1, is characterized in that: described public iron plate comprises one first plate body and some angles taking shape in the first plate body end, and described elastic fastening arm takes shape in the first plate body end, and is positioned at angle side.
6. spherical BGA socket connector according to claim 5, is characterized in that: described angle both sides are respectively arranged with the hangnail for locating.
7. spherical BGA socket connector according to claim 1, is characterized in that: described insulation lid surrounding is provided with inserts for described public iron plate the installation position that setting-in joins, and through and for the bit space that allows of the stressed resilience of elastic fastening arm with installation position.
8. the spherical BGA socket connector according to claim 1-7 any one, it is characterized in that: described terminal assemblies comprises: a plastic body and a plurality of terminal fixing with plastic body one, this plastic body is inserted and is embedded in installing space, and terminal front end appears in slot through the terminal hole in the first insulating base.
9. spherical BGA socket connector according to claim 8, is characterized in that: form some correctings outside described plastic body protruding, and described first insulating base is provided with corresponding second guiding groove protruding with correcting inside installing space.
10. spherical BGA socket connector according to claim 8, it is characterized in that: form the perforation that the described terminal ends of a plurality of confession is passed in described insulation lid, and terminal ends is provided with tin ball, this tin ball is revealed in outside perforation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420574494.XU CN204156182U (en) | 2014-09-30 | 2014-09-30 | Spherical BGA socket connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420574494.XU CN204156182U (en) | 2014-09-30 | 2014-09-30 | Spherical BGA socket connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204156182U true CN204156182U (en) | 2015-02-11 |
Family
ID=52514271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420574494.XU Expired - Fee Related CN204156182U (en) | 2014-09-30 | 2014-09-30 | Spherical BGA socket connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204156182U (en) |
-
2014
- 2014-09-30 CN CN201420574494.XU patent/CN204156182U/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 |
Granted publication date: 20150211 Termination date: 20200930 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |