CN103730772A - Connector female head, connector and communication device - Google Patents
Connector female head, connector and communication device Download PDFInfo
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- CN103730772A CN103730772A CN201210389886.4A CN201210389886A CN103730772A CN 103730772 A CN103730772 A CN 103730772A CN 201210389886 A CN201210389886 A CN 201210389886A CN 103730772 A CN103730772 A CN 103730772A
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- needle
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- 239000011358 absorbing material Substances 0.000 claims abstract description 81
- 238000004891 communication Methods 0.000 claims abstract description 13
- 229920003023 plastic Polymers 0.000 claims description 27
- 239000004033 plastic Substances 0.000 claims description 27
- 239000002184 metal Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 11
- 238000003825 pressing Methods 0.000 claims description 3
- 229910000859 α-Fe Inorganic materials 0.000 claims description 3
- 230000005855 radiation Effects 0.000 abstract description 12
- 238000010923 batch production Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 2
- 238000013102 re-test Methods 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 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
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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Abstract
The embodiment of the invention discloses a connector female head, a connector and a communication device. The connector female head is composed of a plurality of female head needle pieces which are fixed with fixers. Each female head needle piece comprises a connecting component, a needle piece body and a fisheye connector, wherein the connecting component is used for being connected with a connector male head, the needle piece body and the connecting component are connected into a whole, and the fisheye connector is arranged on the side edge of the needle piece body. Wave-absorbing materials are arranged on the needle piece body of at least one female head needle piece body. Due to the fact that a large area of the wave-absorbing materials are arranged on the female head needle pieces of the connector female head, radiation with the high frequency larger than 3GHz can be effectively absorbed; in addition, due to the fact that the wave-absorbing materials are convenient to obtain and arrange, the wave-absorbing materials can be conveniently applied to batch production of connectors.
Description
Technical Field
The invention relates to the technical field of communication, in particular to a female connector, a connector and communication equipment.
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, ultra-high performance servers and supercomputers, industrial computers, and high-end storage equipment, and the backplane connector is a connector used for connecting a signal channel 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. 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 the backplane connector is gradually increased, so that the antenna is formed to radiate electromagnetic waves, causing a problem of high frequency radiation. In order to reduce the high frequency radiation of the connector, it is known to add a shielding material to the outer surface of the connector in order to shield the high frequency radiation. However, since these shielding materials can shield only high-frequency radiation of 3GHz or less, it has been difficult to shield high-frequency radiation of 3GHz or more with the shielding materials as the frequency of the high-frequency radiation increases.
Disclosure of Invention
The embodiment of the invention provides a female connector, a connector and communication equipment, and 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:
on one hand, the connector female head is provided and consists of a plurality of female head needle sheets which are fixed through a fixer;
the female head needle sheet includes: the connector comprises a connecting part used for connecting the male connector, a needle sheet main body connected with the connecting part into a whole, and a fisheye joint arranged on the side edge of the needle sheet main body; wave absorbing materials are arranged on the needle sheet main body of at least one female needle sheet.
In combination with one aspect, in a first possible implementation manner, the step of disposing a wave-absorbing material on the needle sheet main body of the at least one female-head needle sheet includes: at least one side surface of the needle sheet main body of the at least one female needle sheet is covered with a sheet-shaped wave-absorbing material, and the shape and the size of the sheet-shaped wave-absorbing material are consistent with those of the needle sheet main body.
With reference to the first possible implementation manner, in a second possible implementation manner, the covering of the sheet-shaped wave-absorbing material on at least one side surface of the needle sheet main body of the at least one female-head needle sheet includes:
a plastic layer is bonded on at least one side surface of the needle sheet main body of the at least one female needle sheet, and the sheet-shaped wave-absorbing material is bonded on the plastic layer; or,
the needle piece comprises at least one female-head needle piece and is characterized in that a plastic layer is bonded on at least one side face of a needle piece main body of the at least one female-head needle piece, a clamping hook or a salient point is arranged on the plastic layer, a clamping hole is formed in a sheet-shaped wave-absorbing material, and the sheet-shaped wave-absorbing material is fixed on the plastic layer through the matching of the clamping hole and the clamping hook or the salient point.
In combination with one aspect, in a third possible implementation manner, the step of disposing a wave-absorbing material on the needle sheet main body of the at least one female-head needle sheet includes: and at least one side surface of the needle sheet main body of the at least one female needle sheet is bonded with a plastic layer, and the plastic material of the plastic layer contains powdery wave-absorbing material.
With reference to the third possible implementation manner, in a fourth possible implementation manner, the ratio of the powdered wave-absorbing material to the total volume of the wave-absorbing material and the plastic material is in a range from 5% to 99%.
In combination with one aspect, in a fifth possible implementation manner, the step of disposing a wave-absorbing material on the needle sheet main body of the at least one female-head needle sheet includes: adding a flaky wave-absorbing material between two flaky components forming the needle sheet main body of the female needle sheet, wherein the shape and the size of the flaky wave-absorbing material are consistent with those of the needle sheet main body.
With reference to the fifth possible implementation manner, in a sixth possible implementation manner, the sheet-shaped wave-absorbing material is fixed between the two sheet-shaped parts through pressing of the two sheet-shaped parts, and the sheet-shaped parts and the sheet-shaped wave-absorbing material are pressed into a whole.
On the other hand, the connector female head further comprises a connector male head, and metal pins on the connector male head are connected with metal pins forming the connecting part into a whole through the connecting part inserted into the connector female head.
In another aspect, a communication device is provided, which includes the connector as described in the foregoing, wherein the male connector of the connector is connected to the backplane, and the female connector of the connector is connected to the single board.
The connector comprises a male connector head and a female connector head, wherein the female connector head consists of a plurality of female head needle sheets which are fixed through a fixer; the female head needle piece comprises a connecting part for connecting a male head of a connector, a needle piece main body connected with the connecting part into a whole, and a fisheye joint arranged on the side edge of the needle piece main body, wherein a metal stitch on the male head of the connector is connected with a metal stitch forming the connecting part into a whole by inserting the connecting part into the female head of the connector, and a wave absorbing material is arranged on the needle piece main body of at least one female head needle piece. According to the embodiment of the invention, the large-area wave-absorbing material is arranged on the female head needle piece of the female head connector, so that high-frequency radiation above 3GHz can be effectively absorbed, and the connector can meet the requirement of RE test; and, because the wave-absorbing material is convenient to obtain and set, the wave-absorbing material is convenient to apply to the mass production of the 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 view of a sheet-shaped wave-absorbing material arranged on one side surface of a needle sheet main body of a female needle sheet in the embodiment of the invention;
fig. 4 is a schematic structural view of a sheet-shaped wave-absorbing material arranged between two sheet-shaped components of a needle sheet main body of a female needle sheet in the embodiment of the invention.
Detailed Description
The following embodiments of the invention provide a connector female head, a connector and communication equipment, wherein the connector can absorb high-frequency radiation by arranging large-area wave-absorbing materials between female head needle sheets of the connector female head.
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, a buckle 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.
In the embodiment of the invention, the wave-absorbing material is a material capable of absorbing electromagnetic wave energy projected to the surface of the wave-absorbing material, and the ferrite wave-absorbing material is taken as an example for explanation in the embodiment of the invention. Besides ferrite wave-absorbing materials, polyurethane wave-absorbing materials (BPUFA), non-woven fabric wave-absorbing materials (BPHPB) and the like can be adopted in the embodiment of the invention, and the embodiment of the invention is not limited.
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 connector female 120 is composed of a plurality of female needles, and the plurality of female needles are fixed by a fixing device. The metal pins of the male connector 110 are connected with the metal pins constituting the connecting part into a whole by inserting the connecting part of the female connector 120.
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: a connecting part for connecting the male connector 110, a needle sheet main body integrally connected with the connecting part, and a fisheye joint arranged on the needle sheet main body and matched with the single plate. As shown in fig. 2A, a plurality of raised metal pins on the left side of the dotted line and the strip-shaped component connected by the metal pins form a connecting component of the female needle sheet; the large-area part connected with the strip-shaped part on the right side of the dotted line is a needle sheet main body of the female needle sheet; the side edge of the needle slice main body is provided with a plurality of bulges which are fisheye joints of the female needle slice. Referring to fig. 2B, the retainer is provided with a plurality of grooves for inserting a plurality of female pins into the grooves to form an integral body of the female connector 120. In the embodiment of the invention, when the wave absorbing material is arranged on the female needle piece, the wave absorbing material can be arranged on the needle piece main body of at least one female needle piece.
In a specific embodiment, at least one side surface of the needle sheet main body of at least one female needle sheet can be covered with a sheet-shaped wave-absorbing material, and the shape and the size of the sheet-shaped wave-absorbing material are consistent with those of the needle sheet main body. Referring to fig. 3, a schematic diagram of a sheet-shaped wave-absorbing material disposed on one side surface of a needle sheet main body of a female needle sheet in an embodiment of the present invention is shown: in fig. 3, the sheet-like wave-absorbing material is a quadrangle, and the area of the wave-absorbing material is substantially consistent with the side surface area of the needle sheet main body of the female needle sheet, and it should be noted that, in the actual production, the shape of the wave-absorbing material is not limited to the quadrangle, as long as the area of the wave-absorbing material is substantially consistent with the side surface area of the needle sheet main body of the female needle sheet, and the embodiment of the invention is not limited thereto.
The female head needle piece comprises a needle piece main body, a female head needle piece and a sheet-shaped wave-absorbing material, wherein a plastic layer is bonded on at least one side surface of the needle piece main body of the female head needle piece; or, a plastic layer is bonded on at least one side surface of the needle sheet main body of the female needle sheet, the metal connecting line on the female needle sheet is embedded in the plastic layer, the plastic layer is provided with a hook or a convex point, correspondingly, the sheet-shaped wave-absorbing material is provided with a hole, and the sheet-shaped wave-absorbing material is fixed on the plastic layer through the matching of the hole and the hook or the convex point.
In another embodiment, a plastic layer may be bonded to at least one side of the needle blade body of at least one female needle blade, and the plastic material of the plastic layer includes a powdered absorbent material. The proportion of the powdery wave-absorbing material in the total volume of the wave-absorbing material and the plastic material is 5-99%, preferably 20-80%.
In a further specific embodiment, a sheet-shaped wave-absorbing material can be added between two sheet-shaped components of the needle sheet main body of the female needle sheet, and the shape and the size of the sheet-shaped wave-absorbing material are consistent with the size and the shape of the needle sheet main body. Referring to fig. 4, a schematic structural diagram of a sheet-shaped wave-absorbing material arranged between two sheet-shaped components of a needle sheet main body of a female needle sheet in an embodiment of the present invention is shown: the two sheet parts are combined into a whole through a pressing process to serve as the needle sheet main body, in the figure 4, the sheet-shaped wave absorbing material can be arranged between the two sheet parts, and when the needle sheet main body is processed, the two sheet parts can be tightly pressed in the direction shown by an arrow, so that the sheet-shaped wave absorbing material is fixed between the two sheet parts, and the sheet parts and the sheet-shaped wave absorbing material are pressed into a whole. In fig. 4, the sheet-like wave-absorbing material is a quadrangle, and the area of the wave-absorbing material is substantially consistent with the side surface area of the needle sheet main body of the female needle sheet, and it should be noted that, in the actual production, the shape of the wave-absorbing material is not limited to the quadrangle, as long as the area of the wave-absorbing material is substantially consistent with the side surface area of the needle sheet main body of the female needle sheet, and the embodiment of the invention is not limited thereto.
As can be seen from the above embodiments, the connector in the embodiments of the present invention includes a connector male head and a connector female head, the connector female head is composed of a plurality of female head needle sheets, and the plurality of female head needle sheets are fixed by a fixer; the female head needle piece comprises a connecting part for connecting a male head of a connector, a needle piece main body connected with the connecting part into a whole, and a fisheye joint arranged on the side edge of the needle piece main body, wherein a metal stitch on the male head of the connector is connected with a metal stitch forming the connecting part into a whole by inserting the connecting part into the female head of the connector, and a wave absorbing material is arranged on the needle piece main body of at least one female head needle piece. According to the embodiment of the invention, the large-area wave-absorbing material is arranged on the female head needle piece of the female head connector, so that high-frequency radiation above 3GHz can be effectively absorbed, and the connector can meet the requirement of RE test; and, because the wave-absorbing material is convenient to obtain and set, the wave-absorbing material is convenient to apply to the mass production of the 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. The connector female head is characterized by comprising a plurality of female head needle sheets, wherein the female head needle sheets are fixed through a fixer;
the female head needle sheet includes: the connector comprises a connecting part used for connecting a male connector, a needle sheet main body connected with the connecting part into a whole, and a fisheye joint arranged on one side of the needle sheet main body; wave absorbing materials are arranged on the needle sheet main body of at least one female needle sheet.
2. The female connector according to claim 1, wherein the wave-absorbing material disposed on the needle blade body of the at least one female needle blade comprises: at least one side surface of the needle sheet main body of the at least one female needle sheet is covered with a sheet-shaped wave-absorbing material, and the shape and the size of the sheet-shaped wave-absorbing material are consistent with those of the needle sheet main body.
3. The female connector according to claim 2, wherein at least one side of the needle blade body of the at least one female needle blade is covered with a sheet-like wave-absorbing material, comprising:
a plastic layer is bonded on at least one side surface of the needle sheet main body of the at least one female needle sheet, and the sheet-shaped wave-absorbing material is bonded on the plastic layer; or,
the needle piece comprises at least one female-head needle piece and is characterized in that a plastic layer is bonded on at least one side face of a needle piece main body of the at least one female-head needle piece, a clamping hook or a salient point is arranged on the plastic layer, a clamping hole is formed in a sheet-shaped wave-absorbing material, and the sheet-shaped wave-absorbing material is fixed on the plastic layer through the matching of the clamping hole and the clamping hook or the salient point.
4. The female connector according to claim 1, wherein the step of providing the wave-absorbing material on the needle blade body of the at least one female needle blade comprises: and at least one side surface of the needle sheet main body of the at least one female needle sheet is bonded with a plastic layer, and the plastic material of the plastic layer contains powdery wave-absorbing material.
5. The female connector head according to claim 4, wherein the powdered wave absorbing material is present in a proportion ranging from 5% to 99% of the total volume of the wave absorbing material and the plastic material.
6. The female connector according to claim 1, wherein the step of providing the wave-absorbing material on the needle blade body of the at least one female needle blade comprises: and adding a sheet-shaped wave-absorbing material between the needle sheet main bodies of the female needle sheets, wherein the shape and the size of the sheet-shaped wave-absorbing material are consistent with the size and the shape of the needle sheet main bodies.
7. The female connector head according to claim 6, wherein the sheet-like wave-absorbing material is fixed between the two sheet-like members by pressing the two sheet-like members together, and the sheet-like members and the sheet-like wave-absorbing material are pressed together.
8. The female connector head according to any one of claims 1 to 7, wherein the wave-absorbing material comprises: ferrite wave-absorbing material.
9. A connector, characterized in that the connector comprises: the female connector according to any one of claims 1 to 8, further comprising a male connector, wherein a metal pin is disposed on the male connector, and the metal pin of the male connector is matched with a connecting part of the female connector to electrically connect the male connector with the female connector.
10. A communication device comprising the connector of claim 9, wherein the male connector of the connector is electrically connected to the backplane and the female connector of the connector is electrically connected to the board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210389886.4A CN103730772A (en) | 2012-10-15 | 2012-10-15 | Connector female head, connector and communication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210389886.4A CN103730772A (en) | 2012-10-15 | 2012-10-15 | Connector female head, connector and communication device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103730772A true CN103730772A (en) | 2014-04-16 |
Family
ID=50454754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210389886.4A Pending CN103730772A (en) | 2012-10-15 | 2012-10-15 | Connector female head, connector and communication device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103730772A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021083392A1 (en) * | 2019-10-28 | 2021-05-06 | 天津莱尔德电子材料有限公司 | Female connector and connector assembly |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1739223A (en) * | 2002-12-04 | 2006-02-22 | 莫莱克斯公司 | High-density connector assembly with tracking ground structure |
| CN101124697A (en) * | 2004-09-30 | 2008-02-13 | 安费诺公司 | High speed, high density electrical connector |
| CN202127130U (en) * | 2011-06-17 | 2012-01-25 | 百慕大商泰科资讯科技有限公司 | Intelligent card connector with radio frequency identification module |
-
2012
- 2012-10-15 CN CN201210389886.4A patent/CN103730772A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1739223A (en) * | 2002-12-04 | 2006-02-22 | 莫莱克斯公司 | High-density connector assembly with tracking ground structure |
| CN101124697A (en) * | 2004-09-30 | 2008-02-13 | 安费诺公司 | High speed, high density electrical connector |
| CN202127130U (en) * | 2011-06-17 | 2012-01-25 | 百慕大商泰科资讯科技有限公司 | Intelligent card connector with radio frequency identification module |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021083392A1 (en) * | 2019-10-28 | 2021-05-06 | 天津莱尔德电子材料有限公司 | Female connector and connector assembly |
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Application publication date: 20140416 |