CN103794953A - Connector - Google Patents
Connector Download PDFInfo
- Publication number
- CN103794953A CN103794953A CN201210422873.2A CN201210422873A CN103794953A CN 103794953 A CN103794953 A CN 103794953A CN 201210422873 A CN201210422873 A CN 201210422873A CN 103794953 A CN103794953 A CN 103794953A
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- CN
- China
- Prior art keywords
- connector
- metal
- female
- male
- head
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000002184 metal Substances 0.000 claims abstract description 76
- 229910052751 metal Inorganic materials 0.000 claims abstract description 76
- 239000007769 metal material Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 4
- 238000009713 electroplating Methods 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052737 gold Inorganic materials 0.000 claims description 2
- 239000010931 gold Substances 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 229910052709 silver Inorganic materials 0.000 claims description 2
- 239000004332 silver Substances 0.000 claims description 2
- 230000005855 radiation Effects 0.000 abstract description 13
- 238000010923 batch production Methods 0.000 abstract description 3
- 238000012360 testing method Methods 0.000 abstract description 2
- 238000004891 communication Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 230000013011 mating Effects 0.000 description 3
- 238000013102 re-test Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The embodiment of the present invention discloses a connector. The connector comprises a connector male joint and a connector female joint, and the connector female joint is composed of a plurality of female joint pins which are fixed via a fixator. The metal pins on the connector male joint are connected with the connector female joint as one by being inserted in the concave holes on the connector female joint, wherein metal shielding layers are arranged on the outer surfaces of the connector male joint and the connector female joint. The outer surfaces do not comprise a faying surface of the connector male joint and a backboard, a faying surface of the connector female joint and a single board, and a matching surface by which the connector male joint and the connector female joint are connected as one. According to the embodiment of the present invention, the metal shielding layers are arranged on the outer surface of the connector, the high frequency radiation more than 3 GHz can be shielded effectively, and the connector satisfies the requirement for a radiated emission (RE) test. Moreover, the metal shielding layers are simple in structure and are convenient to set, thereby being convenient to apply to the batch production of the connector.
Description
Technical Field
The invention relates to the technical field of communication, in particular to a connector.
Background
In communication systems, various connectors are often used, including backplane connectors, network connectors, optical connectors, and the like. Taking a backplane connector as an example, particularly a high-speed backplane connector is a type of connector commonly used for large-scale communication equipment, ultrahigh-performance servers and supercomputers, industrial computers and high-end storage equipment, the backplane connector is a connector used for connecting signal channels between a single board of the communication equipment and a backplane, and generally consists of a connector male head used for connecting the backplane and a connector female head used for connecting the single board, the connector female head consists of a plurality of female head pins, one sides of the female head pins are fixed together through a fixer, the opposite side of one side of the connecting fixer is matched with the connector male head, and generally, a convex metal pin on the connector male head is inserted into a concave hole on the connector female head, so that the matching of the connector and the connector is realized. Through the connection of the backplane connector, a 90-degree vertical structure is formed between the single board and the backplane, so that high-speed differential signals, single-ended signals or large currents can be transmitted.
With the development of communication technology, the size of various connectors is gradually increased, so that an antenna is formed to radiate electromagnetic waves, causing a problem of high frequency radiation, which is difficult to pass a Radiated Emission (RE) test. In order to reduce the high frequency radiation of the connector, in the prior art, a strip-shaped shielding material is added on each female pin piece of the female head of the connector, close to the outer surface of the male head of the connector, so as to shield the high frequency radiation. However, since the area of the strip-shaped shielding material is small, it has been difficult to shield high-frequency radiation of 3GHz or more with the strip-shaped shielding material as the frequency of the high-frequency radiation increases.
Disclosure of Invention
The embodiment of the invention provides a connector, which aims to solve the problem that the connector in the prior art is difficult to shield high-frequency radiation above 3 GHz.
In order to solve the technical problem, the embodiment of the invention discloses the following technical scheme:
in one aspect, a connector is provided, the connector comprising: the connector male head and the connector female head are connected into a whole by inserting metal pins on the connector male head into concave holes on the connector female head; wherein,
providing a metallic shield on the outer surfaces of the male connector and the female connector, the outer surfaces not including: the joint surface of the male connector and the back plate, the joint surface of the female connector and the single plate, and the joint surface of the male connector and the female connector which are connected into a whole.
In a first possible implementation manner, the disposing a metal shielding layer on an outer surface of the connector male head and the connector female head includes:
and mounting a metal structural part generated by adopting a stamping mode on the outer surfaces of the connector male head and the connector female head to serve as the metal shielding layer.
With reference to the first possible implementation manner, in a second possible implementation manner, the metal structural member is connected to the ground planes of the single plate and the back plate through a fisheye joint, so as to implement ground connection of the metal structural member.
With reference to the first possible implementation manner, in a third possible implementation manner, the metal structural member and the ground pin on the connector are integrally connected to implement ground connection of the metal structural member.
In combination with the first possible implementation manner, the second possible implementation manner, and the third possible implementation manner, in a fourth possible implementation manner, the metal structural member installed on the outer surface of the male connector is matched with the metal structural member installed on the outer surface of the female connector in an overlapping manner.
With reference to the fourth possible implementation manner, in a fifth possible implementation manner, the overlapping manner includes: the overlapping is carried out through the spring piece or the protruding part;
wherein the spacing between each spring plate or each protrusion is not more than 6 mm.
With reference to the one aspect, in a sixth possible implementation manner, the disposing a metal shielding layer on the outer surfaces of the connector male plug and the connector female plug includes:
and a layer of metal material is attached to the outer surfaces of the connector male head and the connector female head in an electroplating mode to serve as the metal shielding layer.
With reference to the sixth possible implementation manner, in a seventh possible implementation manner, the layer of metal material is integrally connected to a ground pin of the connector, so as to implement ground connection of the metal material.
With reference to the second possible implementation manner, the third possible implementation manner, or the seventh possible implementation manner, in an eighth possible implementation manner, a distance between the ground points of the ground connection is not greater than 6 millimeters.
The connector comprises a male connector and a female connector, wherein the female connector is composed of a plurality of female connector pins, the female connector pins are fixed through a fixer, metal pins on the male connector are inserted into concave holes in the female connector and are connected with the female connector into a whole, and metal shielding layers are arranged on the outer surfaces of the male connector and the female connector except for a lapping surface of the male connector and a back plate, a lapping surface of the female connector and a single plate and a matching surface of the male connector and the female connector, which are connected into a whole. Because the metal shielding layer is arranged on the outer surface of the connector, the embodiment of the invention can effectively shield high-frequency radiation above 3GHz, so that the connector meets the requirement of RE test; and, because metal shielding layer simple structure sets up the convenience, consequently is convenient for use in the batch production of connector.
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, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a schematic diagram of a connector according to an embodiment of the present invention;
FIG. 2A is a schematic view of a female blade of the female connector of the embodiment of the present invention;
FIG. 2B is an exploded view of the female needles and the holders for holding the female needles according to the embodiment of the present invention;
fig. 3 is a schematic diagram of the lap joint between the male connector and the metal structural member arranged on the outer surface of the female connector.
Detailed Description
The following embodiments of the present invention provide a connector that meets the shielding requirement of the connector for high frequency radiation during RE test by providing a metal shielding layer on the outer surface.
In order to make the technical solutions in the embodiments of the present invention better understood and make the above objects, features and advantages of the embodiments of the present invention more comprehensible, the technical solutions in the embodiments of the present invention are described in further detail below with reference to the accompanying drawings.
The connector in the embodiment of the present invention may be various connectors that are applied in a communication system and have shielding requirements on high frequency radiation, such as a backplane connector, a network interface connector, an optical interface connector, and the like. These connectors have similar structures, and the following embodiments describe the connector structure in the embodiments of the present invention by taking a high-speed backplane connector as an example. The basic structure of the connector in the embodiment of the present invention may be similar to the connector in the prior art, except that the outer surface of the connector in the embodiment of the present invention is provided with a metal shield layer.
Referring to fig. 1, a schematic structural diagram of a connector according to an embodiment of the present invention is shown:
the connector shown in fig. 1 includes: a male connector head 110 and a female connector head 120. The female connector 120 is composed of a plurality of female needles, the female needles are fixed by a fixer, and metal pins on the male connector 110 are inserted into a concave hole on the female connector 120 and connected with the female connector 120 into a whole. Wherein, a metal shielding layer is disposed on the outer surface of the connector male head 110 and the connector female head 120, and the outer surface does not include: the mating surfaces of the male connector 110 and the back plate, the mating surfaces of the female connector 120 and the single plate, and the mating surfaces of the male connector 110 and the female connector 120 are connected as a whole, all of which are labeled in fig. 1.
Referring to fig. 2A and fig. 2B in conjunction with fig. 1, which are schematic diagrams of a female pin sheet of a female connector of the present invention, and are schematic diagrams of an exploded structure between a plurality of female pin sheets of the female connector and a holder for holding the female pin sheets in an embodiment of the present invention:
referring to fig. 2A, the female needle sheet includes: the needle piece main part, be used for carrying out the adapting unit that cooperates with the connector public head and with the flake joint of veneer complex. Referring to fig. 2B, the retainer has a plurality of grooves for receiving a plurality of female pins to form a connector body.
In the embodiment of the present invention, the metal shielding layers are distinguished according to the arrangement on the outer surface of the male connector 110 and the different surfaces of the outer surface of the female connector 120, as shown in fig. 1, and include a metal shielding layer 131 arranged on the outer surface of the male connector 110, a metal shielding layer 132 opposite to the metal shielding layer 131, a metal shielding layer 133, a metal shielding layer 134 (not shown in fig. 1) opposite to the metal shielding layer 133, a metal shielding layer 135 arranged on the outer surface of the female connector 120, a metal shielding layer 136, a metal shielding layer 137 (not shown in fig. 1) opposite to the metal shielding layer 136, a metal shielding layer 138, and a shielding layer 139 arranged on the surface opposite to the faying surface of the male connector and the female connector except the surface where the male connector and the female connector contact surface.
The metal shielding layer in fig. 1 may be a metal structural member generated by stamping, and the metal structural member is mounted on the outer surfaces of the male connector 110 and the female connector 120; alternatively, a layer of metal material may be attached to the outer surfaces of the male connector 110 and the female connector 120 by electroplating. The material of the metal shielding layer in the embodiment of the invention may be gold, silver, nickel, copper, and the like.
For the metal structural member serving as the metal shielding layer, the metal structural member may be connected to the ground planes of the single plate and the back plate through a fish-eye joint to realize the ground connection of the metal structural member, or the metal structural member may be connected to the ground pins on the connector to realize the ground connection of the metal structural member. For a layer of metal material as a metal shielding layer, the layer of metal material may be integrally connected with a grounding component of the connector, so as to realize grounding connection of the metal material. In either form of the metal shield described above, the spacing between the ground connection ground points is no greater than 6 mm, preferably no greater than 4 mm, to prevent leakage of high frequency radiation from between these ground points.
The metal structure member mounted on the outer surface of the male connector 110 and the metal structure member mounted on the outer surface of the female connector 120 can be matched in an overlapping manner. The overlapping mode can be that the overlapping is carried out through a spring piece, or the overlapping is carried out through a convex part; wherein the spacing between each said spring plate or each said protrusion is not more than 6 mm, preferably not more than 4 mm, to prevent high frequency radiation from leaking between these grounding points.
Referring to fig. 3, it is a schematic diagram of the lap joint between the metal structural members disposed on the outer surfaces of the male connector and the female connector of the present invention: referring to the reference numerals in fig. 1, a metal structural member serving as the metal shielding layer 131 on the male connector and a metal structural member serving as the metal shielding layer 135 on the female connector are overlapped at a connection portion. As shown in fig. 3, the strap 1351 on the metal shielding layer 135 may be a concave structure, the strap 1311 on the metal shielding layer 131 may be a convex structure, and the convex structure of the strap 1311 is inserted into the concave structure of the strap 1351, so as to achieve the strap connection between the metal shielding layer 131 and the metal shielding layer 135.
It can be seen from the above embodiments that the connector in the embodiments of the present invention includes a male connector and a female connector, the female connector is composed of a plurality of female connector pins, the plurality of female connector pins are fixed by a fixing device, the metal pins on the male connector are connected with the female connector into a whole by being inserted into the concave holes on the female connector, and the metal shielding layer is disposed on the outer surfaces of the male connector and the female connector except the faying surface of the male connector and the back plate, the faying surface of the female connector and the single plate, and the faying surface of the male connector and the female connector which are connected into a whole. Because the metal shielding layer is arranged on the outer surface of the connector, the embodiment of the invention can effectively shield high-frequency radiation above 3GHz, so that the connector meets the requirement of RE test; and, because metal shielding layer simple structure sets up the convenience, consequently is convenient for use in the batch production of connector.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.
The above-described embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A connector, characterized in that the connector comprises: the connector male head and the connector female head are connected into a whole by inserting metal pins on the connector male head into concave holes on the connector female head; wherein,
providing a metallic shield on the outer surfaces of the male connector and the female connector, the outer surfaces not including: the joint surface of the male connector and the back plate, the joint surface of the female connector and the single plate, and the joint surface of the male connector and the female connector which are connected into a whole.
2. The connector of claim 1, wherein said disposing a metal shield on an outer surface of said connector male and female comprises:
and mounting a metal structural part generated by adopting a stamping mode on the outer surfaces of the connector male head and the connector female head to serve as the metal shielding layer.
3. The connector of claim 2, wherein the metal structural member is connected to the ground planes of the single plate and the back plate through a fish-eye joint, so as to achieve ground connection of the metal structural member.
4. The connector of claim 2, wherein the metal structure is integrally connected to a ground pin on the connector to provide a ground connection to the metal structure.
5. The connector according to any one of claims 2 to 4, wherein the metallic structural member mounted on the outer surface of the male connector is engaged with the metallic structural member mounted on the outer surface of the female connector in an overlapping manner.
6. The connector of claim 5, wherein the snap-over arrangement comprises: the overlapping is carried out through the spring piece or the protruding part;
wherein the spacing between each spring plate or each protrusion is not more than 6 mm.
7. The connector of claim 1, wherein said disposing a metal shield on an outer surface of said connector male and female comprises:
and a layer of metal material is attached to the outer surfaces of the connector male head and the connector female head in an electroplating mode to serve as the metal shielding layer.
8. The connector of claim 7, wherein the layer of metal material is integrally connected to a ground pin of the connector to provide a ground connection to the metal material.
9. A connector according to any of claims 3, 4 or 8, wherein the spacing between the ground points of the ground connection is no more than 6 mm.
10. The connector according to any one of claims 1 to 9, wherein the metal material constituting the metal shield layer comprises at least one of the following materials: gold, silver, nickel, copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210422873.2A CN103794953A (en) | 2012-10-30 | 2012-10-30 | Connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210422873.2A CN103794953A (en) | 2012-10-30 | 2012-10-30 | Connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103794953A true CN103794953A (en) | 2014-05-14 |
Family
ID=50670403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210422873.2A Pending CN103794953A (en) | 2012-10-30 | 2012-10-30 | Connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103794953A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112713438A (en) * | 2020-12-18 | 2021-04-27 | 京信网络系统股份有限公司 | Connector flange, connector and method for mounting connector |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2571026Y (en) * | 2002-06-07 | 2003-09-03 | 富士康(昆山)电脑接插件有限公司 | Back board connector |
| CN101611521A (en) * | 2006-12-19 | 2009-12-23 | Fci公司 | Non-shielding, high-speed and low-crosstalk electric connector |
| CN201466349U (en) * | 2009-06-05 | 2010-05-12 | 中航光电科技股份有限公司 | Back panel connector plug and shielding member thereof, as well as shielding piece and shielding contact pins of member |
| CN101779334A (en) * | 2007-06-20 | 2010-07-14 | 莫列斯公司 | Short length compliant pin, particularly suitable with backplane connectors |
| CN201562835U (en) * | 2008-09-09 | 2010-08-25 | 莫列斯公司 | Shielding cover and connector component thereof |
-
2012
- 2012-10-30 CN CN201210422873.2A patent/CN103794953A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2571026Y (en) * | 2002-06-07 | 2003-09-03 | 富士康(昆山)电脑接插件有限公司 | Back board connector |
| CN101611521A (en) * | 2006-12-19 | 2009-12-23 | Fci公司 | Non-shielding, high-speed and low-crosstalk electric connector |
| CN101779334A (en) * | 2007-06-20 | 2010-07-14 | 莫列斯公司 | Short length compliant pin, particularly suitable with backplane connectors |
| CN201562835U (en) * | 2008-09-09 | 2010-08-25 | 莫列斯公司 | Shielding cover and connector component thereof |
| CN201466349U (en) * | 2009-06-05 | 2010-05-12 | 中航光电科技股份有限公司 | Back panel connector plug and shielding member thereof, as well as shielding piece and shielding contact pins of member |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112713438A (en) * | 2020-12-18 | 2021-04-27 | 京信网络系统股份有限公司 | Connector flange, connector and method for mounting connector |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140514 |
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| RJ01 | Rejection of invention patent application after publication |