CN214899220U - High-signal shielding coaxial connector - Google Patents
High-signal shielding coaxial connector Download PDFInfo
- Publication number
- CN214899220U CN214899220U CN202120817024.1U CN202120817024U CN214899220U CN 214899220 U CN214899220 U CN 214899220U CN 202120817024 U CN202120817024 U CN 202120817024U CN 214899220 U CN214899220 U CN 214899220U
- Authority
- CN
- China
- Prior art keywords
- end connector
- line
- pcb
- coaxial
- metal shell
- 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
Images
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model discloses a high signal shielding coaxial connector in the technical field of signal transmission devices, which comprises a coaxial line, a line end connector, a board end connector and a PCB board, wherein the coaxial line comprises a coaxial line core wire and a coaxial line aluminum foil, the line end connector comprises a line end connector metal shell, the line end connector metal shell is welded with the coaxial line aluminum foil, a line end connector middle core needle is arranged on the line end connector, the line end connector middle core needle is welded with the coaxial line core wire, the line end connector is spliced with the board end connector, the PCB board comprises a PCB ground layer, a PCB signal pad, a PCB signal layer and a PCB medium, the PCB board is welded with the board end connector, the board end connector metal shell is welded with the PCB signal pad, the board end connector metal terminal is welded with the PCB signal pad, the utility model discloses the seal performance is stronger, prevents signal leakage, prevents to cause electromagnetic interference to other components and parts.
Description
Technical Field
The utility model relates to a signal transmission device technical field specifically is a high signal shielding's coaxial coupling device.
Background
In the prior art, coaxial lines of some coaxial connectors are riveted with the connectors, and the connector body is manufactured by stamping, so that each connecting part has a plurality of gaps, and in the signal transmission process, electromagnetic waves overflow from an inner cavity through the gaps, so that electromagnetic interference is easily caused to other surrounding components.
Based on this, the utility model designs a coaxial connector of high signal shielding to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high signal shielding's coaxial connector to solve some coaxial connector that propose in the above-mentioned background art, the coaxial line is connected with the connector and all is riveted, and the connector body is the punching press processing procedure, leads to each joint part to have a lot of gaps, and at signal transmission's in-process, the electromagnetic wave spills over the inner chamber through the gap, causes the electromagnetic interference problem to other components and parts on every side easily.
In order to achieve the above object, the utility model provides a following technical scheme: a high signal shielded coaxial connector comprises a coaxial line, a line end connector, a board end connector and a PCB board, wherein the coaxial line comprises a coaxial line core, the outer wall of the coaxial line core is provided with a coaxial line insulating medium, the outer wall of the coaxial line insulating medium is provided with a coaxial line aluminum foil, the outer wall of the coaxial line aluminum foil is provided with a coaxial line insulating skin, the line end connector comprises a line end connector metal shell, the line end connector metal shell is welded with the coaxial line aluminum foil so as to ensure that a signal can not leak out from the side opening of the metal shell of the coaxial line or the line end connector when entering the line end connector through the coaxial line transmission, the top of the line end connector metal shell is welded with a line end connector metal upper cover, the line end connector is provided with a line end connector middle core needle, the line end connector middle core needle is welded with the coaxial line core, when the metal upper cover of the wire end connector is not assembled, the opening at the upper part of the wire end connector is used for welding a coaxial wire core and a core pin of the wire end connector, after the metal upper cover of the wire end connector is covered, the metal upper cover of the wire end connector and the metal shell of the wire end connector are welded together, so that electromagnetic waves can not leak out from the metal upper cover, the core pin of the wire end connector is fixed on the metal shell of the wire end connector through an insulating medium of the wire end connector, the wire end connector is spliced with the plate end connector, the plate end connector comprises a metal terminal of the plate end connector and a metal shell of the plate end connector, the metal terminal of the plate end connector is fixed in the metal shell of the plate end connector through an insulating medium of the plate end connector, the PCB comprises a PCB grounding layer, a PCB signal pad, a PCB signal hole, a PCB signal layer and a PCB medium, the PCB board with the welding of board end connector, board end connector metal casing with PCB board ground plane welding, board end connector metal terminal with the welding of PCB board signal pad, the bottom of PCB board signal pad is provided with PCB board signal hole, be provided with PCB board signal layer on the PCB board signal hole, PCB signal hole transmission further transmits to PCB signal layer, and the electromagnetic wave that signal transmission produced can't spill over to the external world through the welding department of board end connector metal casing and PCB board, connects coaxial line aluminium foil and line end connector metal casing through the welded mode and can avoid producing the gap.
As a further aspect of the present invention, the side of the end connector is provided with an opening, and the coaxial line is inserted through the opening inside the end connector.
As a further aspect of the present invention, the terminal connector metal shell and the plate terminal connector metal shell are tightly fitted, and when the terminal connector is inserted into the plate terminal connector, there is no seamless contact to ensure that there is no electromagnetic wave leakage.
As a further aspect of the present invention, the plate-end connector metal terminal is fitted with the core pin of the wire-end connector.
As the utility model discloses a further scheme, line end connector metal casing formula injection moulding as an organic whole, the closed cavity of integral type can not produce the gap, and higher authority welding line end connector metal upper cover, side welding coaxial line aluminium foil, the below closely cooperates board end connector metal casing, protection signal transmission that can be fine stops the electromagnetic wave and spills over.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model can perfectly shield all electromagnetic waves by arranging a loop formed by the coaxial line aluminum foil, the wire end connector metal shell, the wire end connector metal upper cover, the plate end connector metal shell and the PCB grounding layer, thereby preventing interference on surrounding components;
(2) the utility model can avoid the gap caused by riveting through welding the coaxial line aluminum foil and the metal shell of the terminal connector, thereby forming shielding;
(3) the utility model can ensure no gap by injection molding of the metal shell of the line end connector, can weld the coaxial line core wire and the core needle of the metal upper cover of the line end connector before assembling, and can form shielding after welding the metal shell of the line end connector and the metal upper cover of the line end connector;
(4) the utility model discloses closely cooperate with board end connector metal casing through end connector metal casing, prevent that the electromagnetic wave from spilling over.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a coaxial line; 2. a wire end connector; 3. a plate end connector; 4. a PCB board; 5. a coaxial wire core; 6. a coaxial line insulating medium; 7. coaxial line aluminum foil; 8. a coaxial line insulating skin; 9. a wire end connector metal housing; 10. a metal upper cover of the wire end connector; 11. a core needle in the end connector; 12. a wire end connector insulating medium; 13. a plate-end connector metal terminal; 14. a plate-end connector metal shell; 15. a plate-end connector insulating medium; 17. A PCB grounding layer; 18. a PCB signal pad; 19. a PCB board medium; 20. a PCB signal hole; 21. and a PCB signal layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: a high signal shielding coaxial connector comprises a coaxial line 1, a line end connector 2, a board end connector 3 and a PCB 4, wherein the coaxial line 1 comprises a coaxial line core 5, the outer wall of the coaxial line core 5 is provided with a coaxial line insulating medium 6, the outer wall of the coaxial line insulating medium 6 is provided with a coaxial line aluminum foil 7, the outer wall of the coaxial line aluminum foil 7 is provided with a coaxial line insulating skin 8, the line end connector 2 comprises a line end connector metal shell 9, the line end connector metal shell 9 is welded with the coaxial line aluminum foil 7, the top of the line end connector metal shell 9 is welded with a line end connector metal upper cover 10, a line end connector middle core needle 11 is arranged on the line end connector 2, the line end connector middle core needle 11 is welded with the coaxial line core 5, the line end connector middle core needle 11 is fixed on the line end connector metal shell 9 through a line insulating medium 12, the line end connector 2 with 3 pegs graft of board end connector, board end connector 3 includes board end connector metal terminal 13 and board end connector metal casing 14, board end connector metal terminal 13 passes through board end connector insulating medium 15 to be fixed in board end connector metal casing 14, PCB board 4 includes PCB board ground plane 17, PCB board signal pad 18 and PCB board medium 19, PCB board signal hole 20 and PCB board signal layer 21, PCB board 4 with board end connector 3 welds, board end connector metal casing 14 with PCB board ground plane 17 welds, board end connector metal terminal 13 with PCB board signal pad 18 welds, the bottom of PCB board signal pad 18 is provided with PCB board signal hole 20, be provided with PCB board signal layer 21 on the PCB board signal hole 20.
The coaxial line aluminum foil 7 and the metal shell 9 of the line end connector are connected in a welding mode, so that a gap can be avoided.
The side of the wire end connector 2 is provided with an opening, and the coaxial wire 1 is inserted into the wire end connector 2 through the opening.
The wire end connector metal shell 9 is tightly fitted with the plate end connector metal shell 14.
When the wire end connector 2 is inserted into the plate end connector 3, seamless contact is achieved, so that electromagnetic waves cannot leak.
The plate end connector metal terminal 13 is matched with the core pin 11 of the wire end connector.
The wire end connector metal shell 9 is integrally formed by injection molding.
The closed cavity of integral type can not produce the gap, and higher authority welding line end connector metal upper cover 10, side welding coaxial line aluminium foil 7, the inseparable cooperation board end connector metal casing 14 in below can be fine protection signal transmission, stop the electromagnetic wave and spill over.
The working principle is as follows: when the high-signal shielding coaxial connector works, the terminal connector metal shell 9 is welded with the coaxial aluminum foil 7 to ensure that a signal can not leak out from the coaxial wire 1 or the side opening of the terminal connector metal shell 9 when entering the terminal connector 2 through the transmission of the coaxial wire 1, the terminal connector middle core needle 11 is welded with the coaxial wire core wire 5, when the terminal connector metal upper cover 10 is not assembled, the opening at the upper part of the terminal connector 1 is used for welding the coaxial wire core wire 5 and the terminal connector middle core needle 11, after the terminal connector metal upper cover 10 is covered, the terminal connector metal upper cover 10 is welded with the terminal connector metal shell 9 together, so that an electromagnetic wave can not leak out from the position, the plate terminal connector metal terminal 13 is welded with the PCB plate signal pad 18, and the electromagnetic wave generated by signal transmission can not overflow to the outside through the welding position of the plate terminal connector metal shell 14 and the PCB plate 4, connect coaxial line aluminium foil 7 and line end connector metal casing 9 through the welded mode and can avoid producing the gap, the closed cavity of integral type can not produce the gap, and higher authority welding line end connector metal upper cover 10, side welding coaxial line aluminium foil 7, the inseparable board end connector metal casing 14 that matches in below can be fine protection signal transmission, stop the electromagnetic wave and spill over.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. A high signal shielding coaxial connector, comprising: comprises a coaxial line (1), a line end connector (2), a board end connector (3) and a PCB (4), wherein the coaxial line (1) comprises a coaxial line core (5), the outer wall of the coaxial line core (5) is provided with a coaxial line insulating medium (6), the outer wall of the coaxial line insulating medium (6) is provided with a coaxial line aluminum foil (7), the outer wall of the coaxial line aluminum foil (7) is provided with a coaxial line insulating skin (8), the line end connector (2) comprises a line end connector metal shell (9), the line end connector metal shell (9) is welded with the coaxial line aluminum foil (7), the top of the line end connector metal shell (9) is welded with a line end connector metal upper cover (10), a line end connector central core needle (11) is arranged on the line end connector (2), the line central core needle (11) is welded with the coaxial line core (5), the core needle (11) of the wire end connector is fixed on the metal shell (9) of the wire end connector through a wire end connector insulating medium (12), the wire end connector (2) is spliced with the plate end connector (3), the plate end connector (3) comprises a plate end connector metal terminal (13) and a plate end connector metal shell (14), the plate end connector metal terminal (13) is fixed in the plate end connector metal shell (14) through a plate end connector insulating medium (15), the PCB (4) comprises a PCB grounding layer (17), a PCB signal pad (18), a PCB medium (19), a PCB signal hole (20) and a PCB signal layer (21), the PCB (4) is welded with the plate end connector (3), and the plate end connector metal shell (14) is welded with the PCB grounding layer (17), the PCB signal pad welding structure is characterized in that the metal terminal (13) of the board end connector is welded with the PCB signal pad (18), a PCB signal hole (20) is formed in the bottom of the PCB signal pad (18), and a PCB signal layer (21) is arranged on the PCB signal hole (20).
2. A high signal shielding coaxial connector device according to claim 1, wherein: the side of the wire end connector (2) is provided with an opening, and the coaxial wire (1) is inserted into the wire end connector (2) through the opening.
3. A high signal shielding coaxial connector device according to claim 1, wherein: the wire end connector metal shell (9) is tightly matched with the plate end connector metal shell (14).
4. A high signal shielding coaxial connector device according to claim 1, wherein: the plate end connector metal terminal (13) is matched with the core pin (11) of the wire end connector.
5. A high signal shielding coaxial connector device according to claim 1, wherein: the wire end connector metal shell (9) is integrally formed by injection molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120817024.1U CN214899220U (en) | 2021-04-21 | 2021-04-21 | High-signal shielding coaxial connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120817024.1U CN214899220U (en) | 2021-04-21 | 2021-04-21 | High-signal shielding coaxial connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214899220U true CN214899220U (en) | 2021-11-26 |
Family
ID=78887621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120817024.1U Active CN214899220U (en) | 2021-04-21 | 2021-04-21 | High-signal shielding coaxial connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214899220U (en) |
-
2021
- 2021-04-21 CN CN202120817024.1U patent/CN214899220U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2622940B2 (en) | Shielded electrical connector assembly | |
| US8303343B2 (en) | Multipolar plug | |
| JP2978950B2 (en) | Shield connector | |
| US9985392B2 (en) | Electrical connector | |
| JP5525227B2 (en) | Board module | |
| US20090305575A1 (en) | Socket Connector | |
| CN201576781U (en) | Connector, circuit board with same and circuit board connecting structure | |
| KR102499673B1 (en) | Electric connector for radio frequency | |
| CN113228423A (en) | Connector for substrate and apparatus | |
| JP3116728U (en) | Shielded electrical connector | |
| CN207282781U (en) | Package parts based on hair button and SMP radio frequency connector perpendicular interconnections | |
| CN211700673U (en) | Socket electric connector | |
| TWI244245B (en) | Manufacturing method of adapter and its products | |
| CN214673315U (en) | Stamping full-shielding split mounting type radio frequency connector | |
| CN214899220U (en) | High-signal shielding coaxial connector | |
| KR100300448B1 (en) | Electrical Connector Having a Metal Shell | |
| CN210576836U (en) | Shielding cover, shielding assembly and connector | |
| TWM480794U (en) | Female connector capble of effectively suppressing electromagnetic radiation | |
| CN112993691A (en) | High-signal shielding coaxial connector | |
| CN214673259U (en) | Integrated stamping full-shielding radio frequency connector | |
| CN210576835U (en) | Radio frequency connector | |
| CN213340776U (en) | Small board to board electric connector combined structure | |
| CN218039934U (en) | Detachable shielded connector and data line | |
| CN218472457U (en) | Socket electric connector | |
| CN218070277U (en) | High-speed transmission TYPE-C connector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |