CN212230644U - High-speed backplane connector socket - Google Patents
High-speed backplane connector socket Download PDFInfo
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- CN212230644U CN212230644U CN202021188731.0U CN202021188731U CN212230644U CN 212230644 U CN212230644 U CN 212230644U CN 202021188731 U CN202021188731 U CN 202021188731U CN 212230644 U CN212230644 U CN 212230644U
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Abstract
The utility model discloses a high-speed back panel connector socket relates to the communication technology field. The metal needle assembly structure comprises an insulating shell, metal needle groups, first metal sheet assemblies and second metal sheet assemblies, wherein a plurality of metal needle groups penetrate through the insulating shell, each metal needle group comprises two metal needles, the two metal needles are arranged side by side at intervals, the two first metal sheet assemblies are fixed on the insulating shell, the two first metal sheet assemblies are arranged on two sides of each metal needle group respectively in a mirror symmetry structure, the two second metal sheet assemblies are fixed on the insulating shell, the two second metal sheet assemblies are arranged on two sides of a first end of each metal needle group respectively in a mirror symmetry structure, a plurality of first bulges and second bulges are arranged side by side at intervals at first ends of the second metal sheet assemblies, and a plurality of third bulges are arranged side by side at intervals at second ends of the second metal sheet assemblies; thereby the problem of among the prior art integral type structure's shielding piece can't satisfy and ensure the management and control resonance, reduce to crosstalk is solved.
Description
Technical Field
The utility model relates to the field of communication technology, more specifically say, relate to a high-speed backplane connector socket.
Background
The high-speed backplane connector is widely applied to communication technology, and is a type of connector commonly used for large-scale communication equipment, ultrahigh-performance servers, supercomputers, industrial computers and high-end storage equipment. With the continuous improvement of communication technology, the requirements for data transmission rate and storage are higher and higher, and therefore, the technical research on the high-speed backplane connector needs to be increased.
At present, the shielding piece formula structure as an organic whole that sets up in the difference pair signal needle outside, two signal needles of same difference pair interval in shielding system is 0.6mm, in order to satisfy the impedance requirement of signal needle pin on the circuit board, the interval of two signal needle pins on the circuit board is widened to 1.2mm to the signal needle will have a transition in the position that is close to the circuit board and widen the process, the shielding piece of integral type structure here can't satisfy and guarantee the management and control resonance, reduce the demand of crosstalking.
Therefore, how to solve the problem that the shielding plate with an integrated structure in the prior art cannot satisfy the requirements of ensuring the control resonance and reducing the crosstalk becomes an important technical problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high-speed backplane connector socket can't satisfy the technical problem who ensures the management and control resonance, reduces to crosstalk with the shielding piece of solving integral type structure among the prior art. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a high-speed back panel connector socket, include:
an insulating housing;
the metal needle groups penetrate through the insulating shell at intervals, each metal needle group comprises two metal needles, and the two metal needles are arranged side by side at intervals;
the two first metal sheet assemblies are fixed on the insulating shell and are arranged on two sides of the metal needle group respectively in a mirror symmetry structure;
the second metal sheet assembly, two the second metal sheet assembly all fixes on the insulating housing, and two the second metal sheet assembly is that the symmetrical structure of mirror sets up respectively the both sides of the first end of metal needle group, each the first end interval of second metal sheet assembly be provided with side by side a plurality ofly be used for with the first arch of metal needle one-to-one butt joint and be used for with the second arch of the first end one-to-one butt joint of first metal sheet assembly, each the second end interval of second metal sheet assembly is provided with side by side a plurality of third archs that are used for with the butt joint of external circuit board one-to-one.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Furthermore, an opening for the metal needle to pass through is formed in the top end of the first protrusion, a bend is formed in the second protrusion, and a first through hole is formed in the third protrusion.
Further, the second protrusion is arranged between every two adjacent first protrusions.
Furthermore, a second through hole is formed in the first end of the metal needle, the second end of the metal needle comprises a first elastic sheet and a second elastic sheet arranged opposite to the first elastic sheet, the top end of the first elastic sheet and the top end of the second elastic sheet are both of bending structures, and the bending directions of the first elastic sheet and the second elastic sheet are far away from each other.
Further, the second end of each first metal sheet assembly comprises a plurality of metal sheet assemblies, each metal sheet assembly comprises at least one first metal sheet and two second metal sheets, and each metal sheet assembly is of a structure surrounded on three sides.
Furthermore, the top end of the first metal sheet and the top end of the second metal sheet are both of a bent structure.
Further, the number of the metal needle groups is four.
Furthermore, the tops of the first metal sheet, the second metal sheet, the first elastic sheet and the second elastic sheet are all set to be round-angle structures.
Further, the metal needle, the first metal sheet assembly and the second metal sheet assembly are all of an integrated structure.
Furthermore, the insulating housing is made of a plastic material, and the metal needle set, the first metal sheet assembly and the second metal sheet assembly are made of phosphor bronze materials.
The technical scheme provided by the application comprises the following beneficial effects:
in the technical scheme provided by the utility model, the high-speed backplane connector socket comprises an insulating shell, a plurality of metal pin groups, a first metal sheet assembly and a second metal sheet assembly, wherein the plurality of metal pin groups penetrate through the insulating shell at intervals, each metal pin group comprises two metal pins, the two metal pins are arranged side by side at intervals, the two first metal sheet assemblies are fixed on the insulating shell, the two first metal sheet assemblies are respectively arranged at two sides of the metal pin group in a mirror-symmetrical structure, the two second metal sheet assemblies are respectively fixed on the insulating shell, the two second metal sheet assemblies are respectively arranged at two sides of the first end of the metal pin group in a mirror-symmetrical structure, a plurality of first bulges used for being in one-to-one butt joint with the metal pins and second bulges used for being in one-to-one butt joint with the first ends of the first metal sheet assemblies are arranged at intervals side by side, and a plurality of third bulges which are used for being in one-to-one butt joint with an external circuit board are arranged at the second end of each second metal sheet component at intervals in parallel. According to the arrangement, the plurality of metal needle groups penetrate through the insulating shell at intervals, the first metal sheet component and the second metal sheet component are arranged on two sides of the metal needle groups respectively in a mirror symmetry structure, the first end of the second metal sheet component is in elastic sliding contact with the first end of the first metal sheet component through the second bulge, so that the first metal sheet component and the second metal sheet component are reliably connected, the original one-section shielding sheet system is changed into a two-section shielding sheet system, and the transmission of high-speed signals of more than 25G can be realized while the transitional widening process of the signal needle at the position close to the circuit board can be met; thereby the problem of among the prior art integral type structure's shielding piece can't satisfy and ensure the management and control resonance, reduce to crosstalk is solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a high-speed backplane connector receptacle according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a metal needle set in an embodiment of the present invention;
fig. 3 is a schematic structural view of a front surface of a first sheet metal assembly in an embodiment of the present invention;
fig. 4 is a schematic view of the back side of the first sheet metal assembly in an embodiment of the present invention;
fig. 5 is a schematic structural view of a front surface of a second sheet metal assembly in an embodiment of the present invention;
fig. 6 is a schematic structural view of the back surface of the second metal sheet assembly in the embodiment of the present invention.
Reference numerals:
1. an insulating housing; 2. a metal needle group; 3. a metal needle; 4. a first sheet metal assembly; 5. a second sheet metal assembly; 6. a first protrusion; 7. a second protrusion; 8. a third protrusion; 9. an opening; 10. bending; 11. a first through hole; 12. a second through hole; 13. a first spring plate; 14. a second elastic sheet; 15. a first metal sheet; 16. a second metal sheet.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The object of the present embodiment is to provide a high-speed backplane connector receptacle, wherein a plurality of metal pin groups penetrate through an insulating housing at intervals, a first metal sheet assembly and a second metal sheet assembly are both arranged on two sides of the metal pin groups in a mirror-symmetric structure, and a first end of the second metal sheet assembly is in elastic sliding contact with a first end of the first metal sheet assembly through a second protrusion, so that the first metal sheet assembly and the second metal sheet assembly are reliably connected, and an original one-segment shielding sheet system is changed into a two-segment shielding sheet system; thereby the problem of among the prior art integral type structure's shielding piece can't satisfy and ensure the management and control resonance, reduce to crosstalk is solved.
Hereinafter, embodiments will be described with reference to the drawings. The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.
Referring to fig. 1 to 6, the present embodiment provides a high-speed backplane connector receptacle, including an insulating housing 1, a metal pin group 2, a first metal sheet assembly 4 and a second metal sheet assembly 5, wherein the materials of the insulating housing 1, the metal pin group 2, the first metal sheet assembly 4 and the second metal sheet assembly 5 can be set according to specific use environments, the material of the insulating housing 1 in the present embodiment is preferably a plastic material, because the plastic material has good processing characteristics, can be processed into products with various shapes according to use requirements, and has the advantage of simple processing technology, the metal pin group 2, the first metal sheet assembly 4 and the second metal sheet assembly 5 are preferably phosphor bronze materials, because phosphor bronze is an alloy copper, has good electrical conductivity, is not easy to generate heat, ensures safety and has strong fatigue resistance, and the metal sheets of the phosphor bronze material can ensure better contact, good and pull out the plug steadily, the quantity of metal needle group 2 can be set for according to specific service environment, the quantity of metal needle group 2 is preferred four in this embodiment, insulating housing 1 makes a plurality of metal needle group 2 intervals run through it through injection moulding, every metal needle of group 2 all includes two metal needles 3 and two metal needles 3 intervals and sets up side by side, two first metal sheet subassemblies 4 are all fixed on insulating housing 1 through the joint, and two first metal sheet subassemblies 4 are mirror symmetry's structure and set up respectively in the both sides of metal needle group 2, two second metal sheet subassemblies 5 are all fixed on insulating housing 1 through the joint, and two second metal sheet subassemblies 5 are mirror symmetry's structure and set up respectively in the both sides of metal needle group 2's first end, the first end interval of each second metal sheet subassembly 5 is provided with a plurality of first archs 6 that are used for butt joint one by one with metal needle 3 and are used for with the first end one by one of first metal sheet subassembly 4 side by side And a plurality of third bulges 8 which are used for being in one-to-one butt joint with an external circuit board are arranged at the second end of each second metal sheet component 5 side by side at intervals.
According to the arrangement, the plurality of metal needle groups 2 penetrate through the insulating shell 1 at intervals, the first metal sheet component 4 and the second metal sheet component 5 are arranged on two sides of the metal needle groups 2 respectively in a mirror symmetry structure, the first end of the second metal sheet component 5 is in elastic sliding contact with the first end of the first metal sheet component 4 through the second bulge 7, so that the first metal sheet component 4 is reliably connected with the second metal sheet component 5, the original one-section shielding sheet system is changed into a two-section shielding sheet system, and the transmission of high-speed signals of more than 25G can be realized while the transitional widening process of the signal needle at the position close to the circuit board can be met; thereby the problem of among the prior art integral type structure's shielding piece can't satisfy and ensure the management and control resonance, reduce to crosstalk is solved.
As an alternative embodiment, the top end of the first protrusion 6 is provided with an opening 9 for passing the metal needle 3, the second protrusion 7 is provided with a bend 10, the third protrusion 8 is provided with a first through hole 11, and one second protrusion 7 is arranged between two adjacent first protrusions 6. So set up, opening 9 on the first arch 6 has played the effect of a joint location, the stability that second sheet metal subassembly 5 and metal needle 3 are connected has also been strengthened simultaneously, the design of bending 10 on the protruding 7 of second, it is time-spent to the cartridge to make second sheet metal subassembly 5 and first sheet metal subassembly 4, the effect of a direction has been played, guarantee that protruding 7 of second on the second sheet metal subassembly 5 can be easier with the first end elasticity interference contact of first sheet metal subassembly 4, be provided with first through-hole 11 on the protruding 8 of third, make the protruding 8 only need the crimping of third in the diaphragm orifice on external circuit board, need not welding process, easy operation is convenient and firm in connection.
As an optional implementation manner, the first end of the metal pin 3 is provided with a second through hole 12, the second end of the metal pin 3 includes a first elastic sheet 13 and a second elastic sheet 14 arranged opposite to the first elastic sheet 13, and both the top end of the first elastic sheet 13 and the top end of the second elastic sheet 14 are of a bent structure and the bending directions of the first elastic sheet and the second elastic sheet are away from each other. So set up, the design of the second through-hole 12 on the first end of metal needle 3, make the first end of metal needle 3 only need the crimping in the diaphragm orifice on external circuit board, need not welding process, easy operation is convenient and firm in connection, the effect of a direction has been realized to the structure of buckling of first shell fragment 13 and second shell fragment 14 in the second end of metal needle 3, the signal needle of having guaranteed high-speed back plate connector plug can be easier, insert the second end of metal needle 3 fast, the laminating degree of the two has been improved and the two is pulled out and is inserted more lightly swiftly.
In a more specific embodiment, the second end of each first metal sheet assembly 4 includes a plurality of metal sheet groups, each metal sheet group includes one first metal sheet 15 and two second metal sheets 16, and each metal sheet group has a structure surrounded by three surfaces, and the number of the metal sheet groups can be set according to a specific use environment. With the arrangement, the three-side surrounded area formed by the first metal sheet 15 and the second metal sheet 16 in each metal sheet group can better shield the signal crosstalk between the differential pair signal pins, so that the differential pair signal pins are suitable for high-speed connection systems with the speed of 25G and above.
In a more specific embodiment, the top end of the first metal sheet 15 and the top end of the second metal sheet 16 are both bent structures. So set up, when high-speed back of the body connector socket and rather than assorted plug to inserting the assembly, the effect of a direction has been realized in the buckling at first sheetmetal 15 and the 16 tops of second sheetmetal, guarantees that first sheetmetal 15 and second sheetmetal 16 can be easier with the inner wall elasticity interference contact of the shield strip of external plug.
In a more specific embodiment, the tops of the first metal sheet 15, the second metal sheet 16, the first elastic sheet 13 and the second elastic sheet 14 are all provided with a round corner structure. So set up, the design of fillet does benefit to the pressure that receives when homodisperse sheetmetal top and plug are to inserting the assembly, has avoided pulling out many times of socket and plug to insert and makes the top of sheetmetal appear damaged, and the design of fillet also makes the corner of the sheetmetal on the socket become more slick and sly, has reduced the sheetmetal on the socket and has produced the unnecessary collision with the sheetmetal of plug.
As an alternative embodiment, the metal needle 3, the first sheet metal member 4 and the second sheet metal member 5 are all of an integral structure. So set up, the design of integral type is simple structure not only, has also guaranteed its joint strength of own simultaneously, makes its job stabilization nature higher, and the life-span of using is longer.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A high speed backplane connector receptacle, comprising:
an insulating housing (1);
the metal needle group (2) penetrates through the insulating shell (1) at intervals, each metal needle group (2) comprises two metal needles (3), and the two metal needles (3) are arranged side by side at intervals;
the two first metal sheet assemblies (4) are fixed on the insulating shell (1), and the two first metal sheet assemblies (4) are arranged on two sides of the metal needle set (2) respectively in a mirror symmetry structure;
the second metal sheet component (5), two the second metal sheet component (5) are all fixed on insulating housing (1), and two the structure that second metal sheet component (5) are mirror symmetry sets up respectively the both sides of the first end of metal needle group (2), each the first end interval of second metal sheet component (5) be provided with side by side a plurality of be used for with first arch (6) of metal needle (3) one-to-one butt joint and be used for with second arch (7) of the first end one-to-one butt joint of first metal sheet component (4), each the second end interval of second metal sheet component (5) is provided with side by side a plurality of be used for with the third arch (8) of external circuit board one-to-one butt joint.
2. A high-speed backplane connector receptacle according to claim 1, wherein the top end of the first protrusion (6) is provided with an opening (9) for passing the metal pin (3), the second protrusion (7) is provided with a bend (10), and the third protrusion (8) is provided with a first through hole (11).
3. A high-speed backplane connector receptacle according to claim 1, characterized in that one second projection (7) is provided between each two adjacent first projections (6).
4. The high-speed backplane connector socket according to claim 1, wherein the first end of the metal pin (3) is provided with a second through hole (12), the second end of the metal pin (3) comprises a first elastic sheet (13) and a second elastic sheet (14) arranged opposite to the first elastic sheet (13), and both the top end of the first elastic sheet (13) and the top end of the second elastic sheet (14) are of a bent structure and the bent directions of the first elastic sheet and the second elastic sheet are away from each other.
5. A high-speed backplane connector receptacle according to claim 4, characterized in that the second end of each first sheet metal component (4) comprises a plurality of sheet metal pieces, each sheet metal piece comprising at least one first sheet metal (15) and two second sheet metals (16) and each sheet metal piece having a three-sided surrounding structure.
6. A high speed backplane connector receptacle according to claim 5, wherein the top end of the first metal sheet (15) and the top end of the second metal sheet (16) are both of a bent structure.
7. A high-speed backplane connector receptacle according to claim 1, characterized in that the number of metal pin groups (2) is four.
8. A high-speed backplane connector socket according to claim 5, wherein the tops of the first metal sheet (15), the second metal sheet (16), the first resilient piece (13) and the second resilient piece (14) are all provided with a rounded corner structure.
9. A high-speed backplane connector receptacle according to claim 1, characterized in that the metal pin (3), the first sheet metal component (4) and the second sheet metal component (5) are all of one-piece construction.
10. A high-speed backplane connector receptacle according to claim 1, wherein the insulating housing (1) is made of plastic material, and the metal pin set (2), the first metal plate member (4) and the second metal plate member (5) are made of phosphor bronze material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021188731.0U CN212230644U (en) | 2020-06-23 | 2020-06-23 | High-speed backplane connector socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021188731.0U CN212230644U (en) | 2020-06-23 | 2020-06-23 | High-speed backplane connector socket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212230644U true CN212230644U (en) | 2020-12-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021188731.0U Active CN212230644U (en) | 2020-06-23 | 2020-06-23 | High-speed backplane connector socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212230644U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113937569A (en) * | 2021-09-08 | 2022-01-14 | 中航光电科技股份有限公司 | Connector with conductive supporting structure terminal module |
-
2020
- 2020-06-23 CN CN202021188731.0U patent/CN212230644U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113937569A (en) * | 2021-09-08 | 2022-01-14 | 中航光电科技股份有限公司 | Connector with conductive supporting structure terminal module |
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