CN211719894U - Shielding type connector - Google Patents
Shielding type connector Download PDFInfo
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- CN211719894U CN211719894U CN202020046849.3U CN202020046849U CN211719894U CN 211719894 U CN211719894 U CN 211719894U CN 202020046849 U CN202020046849 U CN 202020046849U CN 211719894 U CN211719894 U CN 211719894U
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Abstract
The utility model relates to a shielding connector, which solves the problems that the prior connector has poor shielding effect, has large signal influence in the plugging process and can not realize hot plugging, and comprises a male end connector and a female end connector; the first ground plate and the second ground plate are butted to form more than one communicated square structure, one square structure surrounds one pair of female differential signal pairs, a shielding net communicated with each other is formed between the female grounding terminal and the first ground plate and between the female grounding terminal and the second ground plate, the first female grounding terminal and the second female grounding terminal are inserted into the U-shaped male grounding terminal, and a male shielding vertical plate is arranged in front of a U-shaped opening of the grounding terminal, the opening of which faces the male fixing seat; the adjacent male end grounding terminals in different rows surround the corresponding male end signal terminals, and the grounding terminals are connected before the signal terminals during plugging. When the hot plug is pulled out, the grounding terminal is disconnected with the signal terminal, the shielding effect is good, and the hot plug can be realized.
Description
Technical Field
The utility model relates to an electronic components field, concretely relates to shielding type connector.
Background
The existing connector is poor in shielding effect, large in signal influence in the plugging and unplugging process, incapable of realizing hot plugging and unplugging, and inconvenient to maintain when the subsystem goes wrong and needs to be powered off and unplugged.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve current connector shielding effect poor, at the plug in-process, the signal influence is great, can not realize electrified hot plug problem, adopts the scheme of a shielded connector for solving this problem.
For solving the utility model provides a technical scheme that technical problem adopted does: the shielding connector of the utility model comprises a male end connector and a female end connector which are mutually inserted; the female end connecting head comprises a female end fixing seat, and more than two rows of female end signal terminals and female end grounding terminals which are inserted and fixed on the female end fixing seat; the male end connector comprises a male end fixing seat, more than two rows of male end signal terminals which are inserted and fixed on the male end fixing seat and are matched with the female end signal terminals in an inserting way, and a male end grounding terminal which is inserted and matched with the female end grounding terminal; the female terminal fixing seat comprises a female terminal fixing seat base and more than one row of lead frames which are arranged in the female terminal fixing seat base and used for fixing female terminal signal terminals and female terminal grounding terminals in rows, the lead frames comprise a first lead frame monomer and a second lead frame monomer, the corresponding signal terminals on the first lead frame monomer and the second lead frame monomer form differential signal pairs, a first grounding plate is arranged on the first lead frame, more than one U-shaped structures which are communicated with each other are arranged on the first grounding plate, a second grounding plate which is symmetrical to the first grounding plate is arranged on the second lead frame, more than one U-shaped structures which are communicated with each other are arranged on the second grounding plate, the first grounding plate and the second grounding plate are butted to form more than one square-shaped structures, one square-shaped structure surrounds one pair of female terminal differential signal pairs, and the first female terminal grounding terminal on the first lead frame monomer extends out of one end of the first grounding plate, a second female end grounding terminal on the second lead frame monomer extends out from one end of the second grounding plate, the first female end grounding terminal and the second female end grounding terminal are symmetrically arranged, and a group of differential signal pairs are surrounded by a group of corresponding first female end grounding terminals and second female end grounding terminals;
the male end grounding terminal is of a U-shaped structure, the openings of the corresponding male end grounding terminals among different rows are aligned in a consistent direction, and a male end shielding vertical plate is arranged in front of the U-shaped opening of the grounding terminal, the opening of which faces the male end fixing seat;
the female terminal grounding terminal and the male terminal grounding terminal are connected before the female terminal signal terminal and the male terminal signal terminal.
Right the utility model discloses do further limited technical scheme and include:
and a shielding sheet is arranged between the first female end grounding terminal and the second female end grounding terminal, the shielding sheet is positioned in the middle of the differential signal pair, and the top of the shielding sheet is connected with the first grounding plate or/and the second grounding plate.
And the top of the shielding plate is provided with an elastic connecting plate which is connected with the first grounding plate or/and the second grounding plate.
The female end grounding terminal is inserted inside the male end grounding terminal, and supporting legs for connecting the first female end grounding terminal and the second female end grounding terminal are respectively arranged on two sides of the shielding sheet.
The shielding piece comprises a first shielding piece and a second shielding piece symmetrically attached to the first shielding piece, more than one supporting leg connected with the first female end grounding terminal is arranged on one side of the first shielding piece, and more than one supporting leg connected with the second female end grounding terminal is arranged on one side of the second shielding piece.
The supporting legs be the bifurcation structure, bifurcation structure supports with first female end ground terminal and the female end ground terminal joint of second respectively.
The first female end grounding terminal comprises a first female end terminal plug-in connector and a second female end terminal plug-in connector which are respectively connected with two inner side surfaces of the U-shaped structure of the male end grounding terminal in an inserting mode.
And the first ground plate and the second ground plate are respectively provided with a first shielding terminal and a second shielding terminal which are communicated with the male end shielding vertical plate.
The plug part of the female end grounding terminal is higher than the plug part of the female end signal terminal, and the plug part of the male end grounding terminal is higher than the plug part of the male end signal terminal.
The first ground plate comprises more than one L-shaped first left ground plate and more than one L-shaped first right ground plate which are mutually communicated, the first left ground plate and the first right ground plate are crossed and complementarily matched to form a closed plate and form more than one U-shaped structure, and a female terminal signal terminal is arranged in the U-shaped structure of the first ground plate.
Through the technical scheme, the beneficial effects of the utility model are that: the utility model discloses a shielding type connector's first ground plate and second ground plate butt joint form more than one mouthful word structure of intercommunication each other, a mouthful word structure surrounds a pair of female end differential signal pair wherein, forms a shielding net of intercommunication between female end ground terminal and first ground plate and the second ground plate, first female end ground terminal and second female end ground terminal insert in the public end ground terminal of U-shaped, the opening is equipped with public end shielding riser before the U-shaped opening towards the ground terminal's of public end fixing base ground terminal; the adjacent public end ground terminal of different ranks encloses corresponding public end signal terminal wherein, and the ground terminal of opening towards public end fixing base encloses corresponding public end signal terminal with public end shielding riser wherein, and female end ground terminal and public end ground terminal put through earlier than female end signal terminal and public end signal terminal during grafting. When pulling out, female end ground terminal and public end ground terminal after female end signal terminal and public end signal terminal disconnection, shielding effect is good, can realize electrified hot plug.
Drawings
Fig. 1 is an exploded schematic view of the shielded connector of the present invention.
Fig. 2 is a schematic structural diagram of the male terminal of the shielded connector according to the present invention.
Fig. 3 is a schematic structural diagram of the male terminal and the female terminal of the shielded connector according to the present invention.
Fig. 4 is a schematic structural diagram of the female end connector of the shielded connector of the present invention.
Fig. 5 is a schematic view of a mounting structure of a lead frame of the shielded connector according to the present invention.
Fig. 6 is a schematic diagram of an assembly structure of a lead frame of the shielded connector according to the present invention.
Fig. 7 is a schematic structural diagram of a shielding plate of the shielding connector of the present invention.
Fig. 8 is a schematic view of an installation structure of the first lead frame unit of the shielded connector according to the present invention.
Fig. 9 is an exploded view of the first leadframe assembly of the shielded connector of the present invention.
Fig. 10 is a schematic diagram of a first ground plate structure of the shielded connector according to the present invention.
Detailed Description
The structure of the present invention will be further explained with reference to the accompanying drawings.
Referring to fig. 1 to 10, the shielded connector of the present invention includes a male connector 10 and a female connector 20 that are inserted into each other; the female end connector comprises a female end fixing seat 21, and more than two rows of female end signal terminals 22 and female end grounding terminals 23 which are fixedly inserted in the female end fixing seat; the male end connector 10 comprises a male end fixing seat 11, more than two rows of male end signal terminals 12 which are inserted and fixed on the male end fixing seat and are matched with the female end signal terminals in an inserting way, and a male end grounding terminal 13 which is inserted and matched with the female end grounding terminal in an inserting way; the female terminal fixing seat 21 comprises a female terminal fixing seat base 211 and more than one row of lead frames 212 which are arranged in the female terminal fixing seat base and used for fixing female terminal signal terminals and female terminal grounding terminals in rows, the female terminal signal terminals are embedded in the lead frames through injection molding, each lead frame comprises a first lead frame monomer 2121 and a second lead frame monomer 2122, the corresponding signal terminals on the first lead frame monomer and the second lead frame monomer form a differential signal pair 221, a first grounding plate 24 is arranged on the first lead frame, more than one U-shaped structures 241 which are communicated with each other are arranged on the first grounding plate, a second grounding plate 25 which is symmetrical with the first grounding plate is arranged on the second lead frame, more than one U-shaped structures which are communicated with each other are arranged on the second grounding plate, the first grounding plate and the second grounding plate are butted to form more than one square structure, and one square structure surrounds one pair of female terminal differential signal pairs, the first female terminal grounding terminal 231 on the first lead frame monomer extends out from one end of the first grounding plate, the second female terminal grounding terminal 232 on the second lead frame monomer extends out from one end of the second grounding plate, the first female terminal grounding terminal and the second female terminal grounding terminal are symmetrically arranged, and a group of differential signal pairs are surrounded by a corresponding group of first female terminal grounding terminal and second female terminal grounding terminal; in this embodiment, a cylinder is arranged on the first lead frame, a cylinder slot matched with the cylinder is arranged on the second lead frame, and the first lead frame and the second lead frame are connected together in a clamping manner. In this embodiment, the first ground plate 24 includes more than one L-shaped first left ground plate 242 and one first right ground plate 243 that are connected to each other, the first left ground plate and the first right ground plate are cross-matched to form a closed plate and form more than one U-shaped structure, and a female signal terminal is disposed in the U-shaped structure of the first ground plate. The first left grounding plate is connected to the first lead frame monomer in a clamped mode, and the second left grounding plate is connected to the second lead frame monomer in a clamped mode.
In this embodiment, the female terminal fixing base further includes a lead frame positioning plate 213, the lead frame positioning plate uniformly clamps all the lead frames together, the lead frames are uniformly arranged in the female terminal fixing base, a first lead frame clamping groove 2123 and a second lead frame clamping groove 2124 are formed between adjacent lead frames respectively on two side surfaces of the lead frames, a first lead frame positioning protrusion 2131 and a second lead frame positioning protrusion 2132 which are matched with the first lead frame clamping groove are respectively arranged on the lead frame positioning plate 213, and the lead frames are uniformly positioned in the female terminal fixing base after the lead frame positioning plate is clamped with the lead frames. The female terminal fixing base further comprises a mounting terminal lead-out plate 214 arranged at the mounting ends of the female terminal signal terminal and the female terminal grounding terminal, a lead hole 2141 for leading out the mounting ends of the female terminal signal terminal and the female terminal grounding terminal is formed in the mounting terminal lead-out plate, and the mounting terminal lead-out plate is fixedly connected with the lead frame.
The male end grounding terminal is of a U-shaped structure, the openings of the corresponding male end grounding terminals among different rows are aligned in a consistent direction, and a male end shielding vertical plate 14 is arranged in front of the U-shaped opening of the grounding terminal, the opening of which faces the male end fixing seat; in this embodiment, the male ground terminal has a U-shaped structure formed by splicing two L-shaped vertical plates. The adjacent public end ground terminal in different rows surrounds wherein corresponding public end signal terminal, and the ground terminal of opening towards public end fixing base and public end shielding riser surround wherein corresponding public end signal terminal, and shielding effect is good.
The female terminal grounding terminal and the male terminal grounding terminal are connected before the female terminal signal terminal and the male terminal signal terminal. In this embodiment, the insertion portion of the female ground terminal is higher than the insertion portion of the female signal terminal, and the insertion portion of the male ground terminal is higher than the insertion portion of the male signal terminal. Therefore, the female end grounding terminal and the male end grounding terminal are connected before the female end signal terminal and the male end signal terminal during plugging. When pulling out, female end ground terminal and public end ground terminal after female end signal terminal and public end signal terminal disconnection, shielding effect is good, can realize electrified hot plug.
In this embodiment, the first ground plate and the second ground plate are respectively provided with a first shielding terminal 233 and a second shielding terminal 234 which are communicated with the male end shielding riser. Therefore, the shielding effect is better, and the connection is more stable and reliable.
In this embodiment, the insertion portion of the female signal terminal 22 is formed by three finger-shaped female insertion heads arranged in a U-shape, two opposite female insertion heads 222 are higher than the middle female insertion head 223, and the three female insertion heads are respectively connected to three sides of the male terminal. Thereby the grafting is firm reliable.
In this embodiment, a shielding plate 26 is disposed between the first female terminal ground terminal and the second female terminal ground terminal, the shielding plate is located in the middle of the differential signal pair, and the top of the shielding plate is connected to the first ground plate or/and the second ground plate. The top of the shield blades can be connected to either the first ground plate or the second ground plate, or to both the first ground plate and the second ground plate, thereby reducing crosstalk between differential signal pairs.
In this embodiment, the female terminal grounding terminal is inserted inside the male terminal grounding terminal, and supporting legs 261 for connecting the first female terminal grounding terminal and the second female terminal grounding terminal are respectively disposed on two sides of the shielding plate. The supporting legs are of a forked structure, and the forked structure is clamped and supported with the first female end grounding terminal and the second female end grounding terminal respectively. The supporting legs can also be used for supporting the first female end ground terminal and the second female end ground terminal when communicating the first female end ground terminal and the second female end ground terminal, so that the first female end ground terminal and the second female end ground terminal are tightly connected with the male end ground terminal, and the connection is more reliable.
In this embodiment, the shielding plate 26 includes a first shielding plate 262 and a second shielding plate 263 symmetrically attached to the first shielding plate, one side of the first shielding plate is provided with more than one supporting leg connected to the first female terminal grounding terminal, and one side of the second shielding plate is provided with more than one supporting leg connected to the second female terminal grounding terminal. The first lead frame is provided with a first clamping hole for clamping the first shielding sheet, and the first shielding sheet is clamped on the first lead frame; and a second clamping hole for clamping a second shielding sheet is formed in the second lead frame, and the second shielding sheet is clamped on the second lead frame. Thereby the installation is simple and convenient, and the processing is convenient.
In this embodiment, the top of the shielding plate is provided with an elastic connecting plate 264, the first shielding plate and the second shielding plate are respectively provided with an elastic connecting plate, and the elastic connecting plates on the first shielding plate and the second shielding plate are respectively elastically connected with the corresponding first ground plate and the second ground plate. So that the first and second shield tabs are brought into close contact with the corresponding first and second ground plates, respectively.
In this embodiment, the first female ground terminal 231 includes a first female terminal plug 2311 and a second female terminal plug 2312, which are respectively connected to two inner sides of the U-shaped structure of the male ground terminal. The first female terminal plug connector and the second female terminal plug connector are of finger-shaped structures, and when the male terminal plug connector and the second female terminal plug connector are plugged, the first female terminal plug connector and the second female terminal plug connector are in contact with two inner side faces of the U-shaped structure of the male terminal grounding terminal. The second female end grounding terminal and the first female end grounding terminal are symmetrically inserted into the male end grounding terminal.
While the present invention has been described in detail and with reference to the accompanying drawings, it is not to be understood as limited by the scope of the invention. Various modifications and changes may be made by those skilled in the art without inventive work within the scope of the present invention as described in the claims.
Claims (10)
1. A shielded connector comprises a male end connector and a female end connector which are mutually inserted; the female end connecting head comprises a female end fixing seat, and more than two rows of female end signal terminals and female end grounding terminals which are inserted and fixed on the female end fixing seat; the male end connector comprises a male end fixing seat, more than two rows of male end signal terminals which are inserted and fixed on the male end fixing seat and are matched with the female end signal terminals in an inserting way, and a male end grounding terminal which is inserted and matched with the female end grounding terminal; the method is characterized in that: the female terminal fixing seat comprises a female terminal fixing seat base and more than one row of lead frames which are arranged in the female terminal fixing seat base and used for fixing female terminal signal terminals and female terminal grounding terminals in rows, the lead frames comprise a first lead frame monomer and a second lead frame monomer, the corresponding signal terminals on the first lead frame monomer and the second lead frame monomer form differential signal pairs, a first grounding plate is arranged on the first lead frame, more than one U-shaped structures which are communicated with each other are arranged on the first grounding plate, a second grounding plate which is symmetrical to the first grounding plate is arranged on the second lead frame, more than one U-shaped structures which are communicated with each other are arranged on the second grounding plate, the first grounding plate and the second grounding plate are butted to form more than one square-shaped structures, one square-shaped structure surrounds one pair of female terminal differential signal pairs, and the first female terminal grounding terminal on the first lead frame monomer extends out of one end of the first grounding plate, a second female end grounding terminal on the second lead frame monomer extends out from one end of the second grounding plate, the first female end grounding terminal and the second female end grounding terminal are symmetrically arranged, and a group of differential signal pairs are surrounded by a group of corresponding first female end grounding terminals and second female end grounding terminals;
the male end grounding terminal is of a U-shaped structure, corresponding openings of the male end grounding terminals among different rows are aligned in the same direction, and a male end shielding vertical plate is arranged in front of the U-shaped opening of the grounding terminal, the opening of which faces the male end fixing seat;
the female terminal grounding terminal and the male terminal grounding terminal are connected before the female terminal signal terminal and the male terminal signal terminal.
2. A shielded connector according to claim 1, wherein: and a shielding sheet is arranged between the first female end grounding terminal and the second female end grounding terminal, the shielding sheet is positioned in the middle of the differential signal pair, and the top of the shielding sheet is connected with the first grounding plate or/and the second grounding plate.
3. A shielded connector according to claim 2, wherein: and the top of the shielding plate is provided with an elastic connecting plate which is connected with the first grounding plate or/and the second grounding plate.
4. A shielded connector according to claim 2, wherein: the female end grounding terminal is inserted inside the male end grounding terminal, and supporting legs for connecting the first female end grounding terminal and the second female end grounding terminal are respectively arranged on two sides of the shielding sheet.
5. A shielded connector according to claim 4, wherein: the shielding piece comprises a first shielding piece and a second shielding piece symmetrically attached to the first shielding piece, more than one supporting leg connected with the first female end grounding terminal is arranged on one side of the first shielding piece, and more than one supporting leg connected with the second female end grounding terminal is arranged on one side of the second shielding piece.
6. A shielded connector according to claim 4, wherein: the supporting legs be the bifurcation structure, bifurcation structure supports with first female end ground terminal and the female end ground terminal joint of second respectively.
7. A shielded connector according to claim 4, wherein: the first female end grounding terminal comprises a first female end terminal plug-in connector and a second female end terminal plug-in connector which are respectively connected with two inner side surfaces of the U-shaped structure of the male end grounding terminal in an inserting mode.
8. A shielded connector according to claim 1, wherein: and the first ground plate and the second ground plate are respectively provided with a first shielding terminal and a second shielding terminal which are communicated with the male end shielding vertical plate.
9. A shielded connector according to claim 1, wherein: the plug part of the female end grounding terminal is higher than the plug part of the female end signal terminal, and the plug part of the male end grounding terminal is higher than the plug part of the male end signal terminal.
10. A shielded connector according to claim 1, wherein: the first ground plate comprises more than one L-shaped first left ground plate and more than one L-shaped first right ground plate which are mutually communicated, the first left ground plate and the first right ground plate are crossed and complementarily matched to form a closed plate and form more than one U-shaped structure, and a female terminal signal terminal is arranged in the U-shaped structure of the first ground plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020046849.3U CN211719894U (en) | 2020-01-10 | 2020-01-10 | Shielding type connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020046849.3U CN211719894U (en) | 2020-01-10 | 2020-01-10 | Shielding type connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211719894U true CN211719894U (en) | 2020-10-20 |
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ID=72822865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020046849.3U Active CN211719894U (en) | 2020-01-10 | 2020-01-10 | Shielding type connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211719894U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111048954A (en) * | 2020-01-10 | 2020-04-21 | 武汉市格力浦电子有限公司 | Shielding type connector |
| CN114696161A (en) * | 2020-11-26 | 2022-07-01 | 华为技术有限公司 | Lead module, electric connector and connector assembly |
-
2020
- 2020-01-10 CN CN202020046849.3U patent/CN211719894U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111048954A (en) * | 2020-01-10 | 2020-04-21 | 武汉市格力浦电子有限公司 | Shielding type connector |
| CN111048954B (en) * | 2020-01-10 | 2024-05-07 | 武汉市格力浦电子有限公司 | Shielding type connector |
| CN114696161A (en) * | 2020-11-26 | 2022-07-01 | 华为技术有限公司 | Lead module, electric connector and connector assembly |
| CN114696161B (en) * | 2020-11-26 | 2023-09-08 | 华为技术有限公司 | Lead wire module, electric connector and connector assembly |
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