CN219979967U - Electric connector with signal shielding and crosstalk preventing functions - Google Patents
Electric connector with signal shielding and crosstalk preventing functions Download PDFInfo
- Publication number
- CN219979967U CN219979967U CN202320575324.2U CN202320575324U CN219979967U CN 219979967 U CN219979967 U CN 219979967U CN 202320575324 U CN202320575324 U CN 202320575324U CN 219979967 U CN219979967 U CN 219979967U
- Authority
- CN
- China
- Prior art keywords
- shielding
- connector
- insulating shell
- terminals
- shielding layer
- Prior art date
- 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.)
- Active
Links
- 230000002265 prevention Effects 0.000 claims description 13
- 238000003466 welding Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 229910000679 solder Inorganic materials 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model provides an electric connector with signal shielding and crosstalk preventing functions, which comprises a connector insulating shell, and a plurality of pairs of upper-row terminals and lower-row terminals which are inserted into the connector insulating shell; ear buttons are inserted at two ends of the insulating shell of the connector; the connector insulating shell is clamped with first shielding layers along the left side and the right side of the length direction; the bottom of the insulating shell of the connector is provided with a second shielding layer in a clamping way; and the second shielding layer is positioned on the inner side of the first shielding layer; the bottom of the connector insulating shell is also provided with a third shielding layer, and the third shielding layer is positioned on the inner side of the connector insulating shell; the first shielding layer and the third shielding layer are in ear clip contact. The utility model has simple structure, and can realize the crosstalk of shielding signals through three shielding layers; the shielding layer is arranged on the insulation shell of the embedded connector in a clamping manner, so that the installation of the shielding cover is realized by avoiding using plastic connection, and the assembly and the disassembly are convenient and quick; the fixing component is arranged at the bottom of the insulating shell of the connector, so that the terminal is installed and fixed.
Description
Technical Field
The present utility model relates to the field of connector technology, and more particularly, to an electrical connector with signal shielding and crosstalk prevention functions.
Background
Connectors are used mainly in applications where there is a high demand for signal integrity, such as in servers/communications equipment, and generally include an insulative housing and terminals disposed within the insulative housing.
In order to solve the shielding problem, the existing connector can wrap the shielding cover outside the connector, and the existing shielding cover is mainly fixed on the connector shell through plastic, so that the connector is inconvenient to install, the problem that the plastic can crack can occur after long-time use, and secondly, the size of the connector is increased due to the fact that the existing shielding cover is directly wrapped outside the connector, and therefore the application range of the connector is limited.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides an electric connector with the functions of signal shielding and crosstalk prevention.
The technical scheme of the utility model is as follows: an electric connector with signal shielding and crosstalk preventing functions comprises a connector insulating shell, and a plurality of pairs of matched upper row terminals and lower row terminals which are inserted in the connector insulating shell; corresponding lugs are inserted into the two ends of the connector insulating shell;
the connector insulating shell is clamped with first shielding layers along the left side and the right side of the length direction; the bottom of the connector insulating shell is provided with a second shielding layer in a clamping way; the second shielding layer is positioned on the inner side of the first shielding layer;
the bottom of the connector insulating shell is also provided with a third shielding layer, and the third shielding layer is positioned at the inner side of the connector insulating shell; the first shielding layer and the third shielding layer are in ear clip contact.
Preferably, the connector insulating housing has a U-shaped structure, and the connector insulating housing is provided with a through long slot along the length direction, and a plurality of corresponding clamping grooves for clamping the terminals are formed in the inner side wall of the slot.
Preferably, a fixing component is arranged at the bottom of the strip slot, and a plurality of upper-row terminals and lower-row terminals are inserted into the fixing component and are clamped in the clamping slot.
Preferably, the first shielding layer comprises two first shielding sheets and two first shielding frames, and the two first shielding sheets are clamped on two outer side walls of the insulating shell of the connector;
the two first shielding frames are clamped on the outer side walls of the two ends of the connector insulating shell, and the first shielding frames are connected with the two first shielding sheets.
Preferably, the first shielding sheet has a strip structure, and the two ends of the first shielding sheet are provided with connecting convex points, and the middle part of the first shielding sheet is provided with a connecting arm for connecting with the bottom of the insulating shell of the connector.
Preferably, the first shielding frame comprises a U-shaped connecting part, wherein clamping parts are symmetrically arranged on the U-shaped connecting part and are clamped into the insulating shell of the connector;
the lower end of the U-shaped connecting part is symmetrically provided with connecting pieces, the inner sides of the connecting pieces are provided with bulges, the two connecting pieces are attached to the outer side wall of the connector insulating shell, and the bulges on the connecting pieces are clamped into the connector insulating shell; the side wall of the connecting sheet is also provided with a notch for being clamped with the connecting convex point of the first shielding sheet.
Preferably, the second shielding layer comprises two second shielding sheets, the two second shielding sheets are symmetrically arranged, two ends of each second shielding sheet are connected with corresponding embedded parts, and the embedded parts are embedded in the connector insulating shell.
Preferably, the middle parts of the two second shielding sheets are provided with step-shaped protruding blocks, and the step-shaped protruding blocks are clamped into the insulating shell of the connector.
Preferably, the third shielding layer has a U-shaped frame structure, the bottom of the third shielding layer has a hollow structure, and two ends of the third shielding layer are connected through a T-shaped plate.
Preferably, the upper row of terminals and the lower row of terminals have the same structure, and comprise terminal arms, contact ends and welding ends which are integrally formed at two ends of the terminal arms, and convex hulls are further arranged on the terminal arms.
Preferably, the fixing assembly comprises a plurality of fixing member bodies, a plurality of stop blocks are arranged on the fixing member bodies, and sockets for inserting terminals are further arranged on the fixing member bodies of the stop block supports.
Preferably, the fixing member body is further provided with a plurality of T-shaped engaging portions, and the fixing member body for inserting the upper row of terminals and the lower row of terminals is engaged with each other through the T-shaped engaging portions.
The beneficial effects of the utility model are as follows:
1. the utility model has simple structure, can realize the crosstalk of shielding signals through the first shielding layer, the second shielding layer and the third shielding layer, and realize the confluence function through the connection of the third shielding layer and the PCB board;
2. the shielding layer is embedded in the insulating shell of the connector in a clamping manner, so that the plastic connection is avoided to realize the installation of the shielding cover, the disassembly and the assembly are convenient and quick, and the volume of the connector is further prevented from being increased;
3. according to the utility model, the fixing component is arranged at the bottom of the insulating shell of the connector, so that the terminal is installed and fixed; the fixing component adopts LCP injection molding, so that the coplanarity and the problem of shrinkage of the SMT furnace front and back are effectively improved, and solder is effectively prevented from entering a contact area of the connector.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of the present utility model;
FIG. 2 is a schematic diagram of a second embodiment of the present utility model;
FIG. 3 is a schematic view of a part of the insulating housing of the connector according to the present utility model;
FIG. 4 is a schematic diagram of a part of the present utility model;
FIG. 5 is a schematic diagram of a portion of a second embodiment of the present utility model;
FIG. 6 is a schematic diagram of a portion of a third embodiment of the present utility model;
fig. 7 is a schematic structural view of a first shielding sheet according to the present utility model;
FIG. 8 is a schematic view of a first shielding frame according to the present utility model;
FIG. 9 is a schematic diagram of a second shielding layer according to the present utility model;
FIG. 10 is a schematic view of a third shielding layer according to the present utility model;
FIG. 11 is a schematic view of the structure of the upper row of terminals of the present utility model;
FIG. 12 is a schematic view of a fastening assembly according to the present utility model;
in the figure, the 1-connector insulation housing, the 2-upper row of terminals, the 3-lower row of terminals; 4-a first shielding layer; 5-a second shielding layer; 6-a third shielding layer; 7-fixing the assembly; 8-ear buttons;
11-strip slot, 12-clamping slot;
21-terminal arms, 22-contact ends, 23-solder ends; 24-convex hull;
41-a first shielding sheet; 42-a first shielding frame; 43-connecting bumps, 44-connecting arms; 45-U-shaped connecting parts; 46-clamping parts, 47-connecting sheets, 48-bulges and 49-notches;
51-second shield pieces, 52-fitting portions; 53-step bumps; 54-connecting plates; 55-clamping blocks;
a 61-T template;
71-a fixing piece body, 72-a stop block and 73-a socket; a 74-T-shaped clamping part.
Detailed Description
The following is a further description of embodiments of the utility model, taken in conjunction with the accompanying drawings:
as shown in fig. 1-6, the present embodiment provides an electrical connector with signal shielding and crosstalk prevention functions, which includes a connector insulating housing 1, and a plurality of pairs of upper row terminals 2 and lower row terminals 3 that are inserted into the connector insulating housing 1, wherein corresponding lugs 8 are inserted into two ends of the connector insulating housing 1; the connector insulating shell 1 is provided with first shielding layers 4 on the left and right side walls along the length direction; the bottom of the connector insulating shell 1 is clamped with a second shielding layer 5 along the length direction; and the second shielding layer 5 is positioned on the inner side of the first shielding layer 4;
the bottom of the connector insulating shell 1 is further provided with a third shielding layer 6 along the length direction, and the third shielding layer 6 is clamped on the inner side of the connector insulating shell 1. The first shielding layer 4 and the third shielding layer 5 are both in contact with the earring 8.
As a preferred embodiment, as shown in fig. 1-3, the connector insulating housing 1 has a U-shaped structure, the connector insulating housing 1 is provided with a through slot 11 along a length direction, and a plurality of corresponding clamping grooves 12 for clamping the upper row of terminals 2 and the lower row of terminals 3 are symmetrically arranged on the upper and lower ends of the inner side walls of the slot 11.
As a preferred embodiment, as shown in fig. 1-3, the bottom of the elongated slot 11 is provided with a fixing component 7, and a plurality of the upper row terminals 2 and the lower row terminals 3 are inserted into the fixing component 7 and are clamped in the clamping grooves 12.
As preferable in this embodiment, as shown in fig. 4, 5 and 6, the first shielding layer 4 includes two first shielding sheets 41 and two first shielding frames 42, and the two first shielding sheets 41 are clamped on two outer sidewalls of the connector insulating housing 1; the two ends of the first shielding sheets 41 are also provided with corresponding first shielding frames 42; the two first shielding frames 42 are clamped on the outer side walls of the two ends of the connector insulating housing 1.
As shown in fig. 7, the first shielding plate 41 has a strip structure, and the two ends of the first shielding plate 41 have corresponding connection bumps 43, and a connection arm 44 for connecting with the bottom of the connector insulating housing 1 is disposed in the middle of the first shielding plate 41.
As shown in fig. 6 and 8, the first shielding frame 42 preferably includes a U-shaped connection portion 45, and the U-shaped connection portion 45 contacts with the ear clip 8. Two inward-bending clamping parts 46 are symmetrically arranged on the U-shaped connecting part 45, and the clamping parts 46 are clamped into the insulating shell 1 of the connector, as shown in fig. 6.
Two connecting pieces 47 are symmetrically arranged at the lower end of the U-shaped connecting portion 45, protrusions 48 are arranged on the inner side of the connecting pieces 47, the two connecting pieces 47 are attached to the outer side wall of the connector insulating shell 1, and the protrusions 48 on the connecting pieces 47 are clamped into the connector insulating shell 1. The side wall of the connecting piece 47 is also provided with a notch 49 for being clamped with the connecting convex point 43 of the first shielding piece 41.
As shown in fig. 4-5 and 9, the second shielding layer 5 preferably includes two second shielding plates 51, the two second shielding plates 51 are symmetrically disposed, and a hollow structure is disposed between the two second shielding plates 51; two ends of the second shielding plates 51 are connected with corresponding embedded parts 52, and the embedded parts 52 are embedded in the connector insulating housing 1, as shown in fig. 4-5. The middle parts of the two second shielding sheets 51 are provided with step-shaped protruding blocks 53, and the step-shaped protruding blocks 53 are clamped into the connector insulating shell 1.
As shown in fig. 9, the engaging portion 52 includes a connecting plate 54, the connecting plate 54 connects the two second shielding plates 51, and two ends of the connecting plate 54 are symmetrically provided with clamping blocks 55.
As shown in fig. 4, 5 and 10, the third shielding layer 6 is preferably a U-shaped frame structure, the bottom of the third shielding layer 6 is a hollow structure, two ends of the third shielding layer 6 are connected by a T-shaped plate 61, and the T-shaped plate 61 of the third shielding layer 6 is also in contact with the ear clip 8.
As shown in fig. 11, the upper row of terminals 2 and the lower row of terminals 3 have the same structure, and include terminal arms 21, contact ends 22 and welding ends 23 integrally formed at two ends of the terminal arms 21, and convex hulls 24 are further disposed on the terminal arms 21.
As a preferred embodiment, as shown in fig. 12, the fixing assembly 7 includes a plurality of fixing members 71, a plurality of stoppers 72 are disposed on the fixing members 71, and sockets 73 for inserting the upper row of terminals 2 and the lower row of terminals 3 are further disposed on the fixing members 71 of the stopper 72 support.
As shown in fig. 12, the fixing body 71 is further provided with a plurality of T-shaped engaging portions 74, and the fixing body 71 for inserting the upper row of terminals 2 and the lower row of terminals 3 is engaged with each other by the T-shaped engaging portions 74.
The foregoing embodiments and description have been provided merely to illustrate the principles and best modes of carrying out the utility model, and various changes and modifications can be made therein without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (10)
1. An electric connector with signal shielding and crosstalk prevention functions comprises a connector insulating shell (1), and a plurality of pairs of matched upper-row terminals (2) and lower-row terminals (3) which are spliced in the connector insulating shell (1); the upper row of terminals (2) and the lower row of terminals (3) have the same structure and comprise terminal arms (21), contact ends (22) and welding ends (23) which are integrally formed at two ends of the terminal arms (21), and convex hulls (24) are further arranged on the terminal arms (21);
the method is characterized in that: the connector insulating shell (1) is provided with first shielding layers (4) along the left and right side walls in the length direction; the bottom of the connector insulating shell (1) is clamped with a second shielding layer (5) along the length direction; the second shielding layer (5) is positioned on the inner side of the first shielding layer (4);
the bottom of the connector insulating shell (1) is further provided with a third shielding layer (6) along the length direction, and the third shielding layer (6) is clamped on the inner side of the connector insulating shell (1).
2. An electrical connector with signal shielding and crosstalk prevention functions according to claim 1, characterized in that: the connector insulating housing (1) is of a U-shaped structure, the connector insulating housing (1) is provided with a through strip slot (11) along the length direction, and a plurality of corresponding clamping grooves (12) for clamping the upper row of terminals (2) and the lower row of terminals (3) are symmetrically formed in the upper end and the lower end of the inner side wall of the strip slot (11).
3. An electrical connector with signal shielding and crosstalk prevention functions according to claim 2, characterized in that: the bottom of the strip slot (11) is provided with a fixing component (7), and a plurality of upper row terminals (2) and lower row terminals (3) are inserted into the fixing component (7) and are clamped in the clamping grooves (12).
4. An electrical connector with signal shielding and crosstalk prevention functions according to claim 1, characterized in that: the first shielding layer (4) comprises two first shielding sheets (41) and two first shielding frames (42), and the two first shielding sheets (41) are clamped on two outer side walls of the connector insulating shell (1); two ends of the two first shielding sheets (41) are also provided with corresponding first shielding frames (42); the two first shielding frames (42) are clamped on the outer side walls of the two ends of the connector insulating shell (1).
5. An electrical connector with signal shielding and crosstalk prevention functions according to claim 4, characterized in that: the first shielding sheet (41) is of a strip-shaped structure, corresponding connecting convex points (43) are arranged at two ends of the first shielding sheet (41), and a connecting arm (44) used for being connected with the bottom of the insulating shell (1) of the connector is arranged at the middle position of the first shielding sheet (41).
6. An electrical connector with signal shielding and crosstalk prevention functions according to claim 4, characterized in that: the first shielding frame (42) comprises a U-shaped connecting part (45), two inwards bent clamping parts (46) are symmetrically arranged on the U-shaped connecting part (45), and the clamping parts (46) are clamped into the insulating shell (1) of the connector;
two connecting pieces (47) are symmetrically arranged at the lower end of the U-shaped connecting part (45), protrusions (48) are arranged on the inner side of each connecting piece (47), the two connecting pieces (47) are attached to the outer side wall of the connector insulating shell (1), and the protrusions (48) on the connecting pieces (47) are clamped into the connector insulating shell (1); the side wall of the connecting sheet (47) is also provided with a notch (49) for being clamped with the connecting convex point (43) of the first shielding sheet (41).
7. An electrical connector with signal shielding and crosstalk prevention functions according to claim 1, characterized in that: the second shielding layer (5) comprises two second shielding sheets (51), the two second shielding sheets (51) are symmetrically arranged, and a hollow structure is arranged between the two second shielding sheets (51); two ends of the second shielding sheets (51) are connected with corresponding embedded parts (52), the embedded parts (52) are embedded in the connector insulating shell (1), step-shaped protruding blocks (53) are arranged at the middle positions of the two second shielding sheets (51), and the step-shaped protruding blocks (53) are clamped in the connector insulating shell (1).
8. An electrical connector with signal shielding and crosstalk prevention functions according to claim 7, characterized in that: the embedded part (52) comprises a connecting plate (54), the connecting plate (54) is connected with two second shielding sheets (51), and clamping blocks (55) are symmetrically arranged at two ends of the connecting plate (54).
9. An electrical connector with signal shielding and crosstalk prevention functions according to claim 1, characterized in that: the third shielding layer (6) is of a U-shaped frame structure, the bottom of the third shielding layer (6) is of a hollow structure, two ends of the third shielding layer are connected through a T-shaped plate (61), and the inner side of the third shielding layer (6) is in contact with the upper row of terminals (2) and the lower row of terminals (3).
10. An electrical connector having signal shielding and crosstalk prevention functions according to claim 3, characterized in that: the fixing assembly (7) comprises a plurality of fixing piece bodies (71), a plurality of stop blocks (72) are arranged on the fixing piece bodies (71), and sockets (73) for inserting the upper row of terminals (2) and the lower row of terminals (3) are further arranged on the fixing piece bodies (71) between the stop blocks (72);
the fixing piece body (71) is further provided with a plurality of T-shaped clamping parts (74) which are used for being connected with the fixing piece body (71) of the upper row of terminals (2) and the lower row of terminals (3) in a clamping mode through the T-shaped clamping parts (74).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320575324.2U CN219979967U (en) | 2023-03-22 | 2023-03-22 | Electric connector with signal shielding and crosstalk preventing functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320575324.2U CN219979967U (en) | 2023-03-22 | 2023-03-22 | Electric connector with signal shielding and crosstalk preventing functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219979967U true CN219979967U (en) | 2023-11-07 |
Family
ID=88580938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320575324.2U Active CN219979967U (en) | 2023-03-22 | 2023-03-22 | Electric connector with signal shielding and crosstalk preventing functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219979967U (en) |
-
2023
- 2023-03-22 CN CN202320575324.2U patent/CN219979967U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110391518B (en) | Electrical connector | |
| CN112086775A (en) | Cable connector | |
| WO2008095373A1 (en) | An improved structure for a cable connector | |
| CN219979967U (en) | Electric connector with signal shielding and crosstalk preventing functions | |
| CN116435830A (en) | Electric connector with signal shielding and crosstalk preventing functions | |
| CN215070527U (en) | Socket connector and connector assembly | |
| CN201336416Y (en) | Electric connector | |
| CN212209825U (en) | Plug convenient to equipment | |
| TWI821353B (en) | Electrical connector assembly | |
| CN2737012Y (en) | Electronic commutator | |
| CN107681315B (en) | Electric connector and manufacturing method thereof | |
| CN219371603U (en) | Female terminal, female connector and electric connector | |
| CN216214575U (en) | A kind of interface unit | |
| CN219696712U (en) | Anti-electric shock safety socket | |
| CN216903605U (en) | Shielding plate and female terminal connector | |
| CN216720329U (en) | Electric connector | |
| CN216818801U (en) | Multifunctional floating electric connector | |
| CN213816537U (en) | Electrical connector assembly | |
| CN113193401B (en) | High-density multi-core rectangular coaxial cable connector plug | |
| CN217361916U (en) | Firm type winding displacement terminal connection structure of structure | |
| CN220934535U (en) | Shielding device and communication electronic equipment | |
| CN220420973U (en) | Novel connector | |
| CN216488872U (en) | RJ45 electrical module capable of meeting 25G and 40G characteristic requirements | |
| CN216289314U (en) | Plug connector and radio frequency connector assembly | |
| CN212517546U (en) | Cable connector structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |