CN213753347U - Welding-free radio frequency connector - Google Patents
Welding-free radio frequency connector Download PDFInfo
- Publication number
- CN213753347U CN213753347U CN202120106777.1U CN202120106777U CN213753347U CN 213753347 U CN213753347 U CN 213753347U CN 202120106777 U CN202120106777 U CN 202120106777U CN 213753347 U CN213753347 U CN 213753347U
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- CN
- China
- Prior art keywords
- connecting seat
- conductor
- radio frequency
- frequency connector
- inner core
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/38—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts
- H01R24/40—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/26—Connections in which at least one of the connecting parts has projections which bite into or engage the other connecting part in order to improve the contact
Abstract
The utility model relates to an exempt from welded radio frequency connector, including first connecting subassembly, second coupling assembling, connect the transmission assembly between first connecting subassembly and second coupling assembling, first connecting subassembly includes integrated into one piece's first connecting seat, connects the first insulating part in first connecting seat bottom, connects the first conductor inner core on first insulating part, second coupling assembling includes integrated into one piece's second connecting seat, connects the second insulating part in second connecting seat bottom, connects the second conductor inner core on the second insulating part, the bottom of first connecting seat is all around, the outer end of first conductor inner core, the bottom of second connecting seat all around, the outer end of second conductor inner core all forms and exempts from the welding foot. The utility model discloses exempt from welded radio frequency connector, only need to make things convenient for radio frequency connector's quick installation in the connecting hole that exempts from welding foot insert circuit board (PCB board) of connecting seat corresponds when being connected with the circuit board.
Description
Technical Field
The utility model relates to a signal transmission connector technical field especially relates to a exempt from welded radio frequency connector.
Background
The radio frequency connector can be used for interconnection between a circuit board (PCB) and a circuit board (PCB), between a radio frequency module and a radio frequency module, and between the circuit board (PCB) and the radio frequency module. The existing radio frequency connector generally adopts a three-piece structure, and comprises two connecting components and a transmission component arranged between the two connecting components, and the existing radio frequency connector with the three-piece structure has the following technical problems: 1. the bottom surface of the conductor inner core on the connecting assembly and the bottom surface of the shell are connected to a circuit board (PCB) in a welding mode, so that the condition of insufficient welding is easily caused, the radio frequency connector cannot be normally electrically connected, and the welding mode is inconvenient for realizing the quick connection of the circuit board; 2. the connecting assembly is formed by connecting the outer shell and the inner shell, so that the product assembling efficiency is influenced, and the transmission assembly connected with the inner shell deflects to influence the normal signal transmission of the radio frequency connector; 3. the structure of the insulating part on the transmission assembly fully wraps the inner conductor part, so that the impedance of the inner conductor part is increased, and the normal work of the radio frequency connector is influenced.
Disclosure of Invention
In view of this, the present invention provides a welding-free rf connector, which has the advantages of simple components, convenient assembly, low impedance, and reliable electrical connection.
In order to realize above purpose, the utility model discloses a such exempt from welded radio frequency connector, including first connecting subassembly, second coupling assembling, connect the transmission assembly between first connecting subassembly and second coupling assembling, first connecting subassembly includes integrated into one piece's first connecting seat, connects the first insulating part in first connecting seat bottom, connects the first conductor inner core on first insulating part, second coupling assembling includes integrated into one piece's second connecting seat, connects the second insulating part in second connecting seat bottom, connects the second conductor inner core on the second insulating part, the bottom of first connecting seat is all around, the outer end of first conductor inner core, the bottom of second connecting seat around, the outer end of second conductor inner core all forms exempts from the welding foot.
Two connecting seats connected with the circuit board on the radio frequency connector adopt the welding-free pins, and the electric connection of the connecting seat and the circuit board (PCB) can be realized only by inserting the welding-free pins of the connecting seat into the connecting holes corresponding to the circuit board (PCB).
The utility model discloses further set up to the bottom of first connecting seat exempt from all around the welding foot and the exempt from of first conductor inner core welding foot be in the coplanar, the bottom of second connecting seat exempts from all around the welding foot and exempt from of second conductor inner core welding foot be in the coplanar.
The welding-free pins on the same connecting seat are positioned on the same plane, so that the reliability of the connection between the connecting seat and the corresponding circuit board (PCB) is ensured.
The utility model discloses further set up to exempt from the welding foot and include location portion, grafting portion, puncture portion in proper order, grafting portion is fusiformis, and the middle part of grafting portion forms waist type hole, the width of location portion is greater than the maximum width of grafting portion.
The inserting part is used for realizing interference fit with a connecting hole on a circuit board (PCB), and the positioning part is used for positioning a welding-free pin on the circuit board (PCB).
The utility model discloses further set up to the transmission subassembly include the outer conductor, connect outer sleeve on the outer conductor, set up the inner conductor in the outer conductor inside, the both ends of outer conductor all form a plurality of external contact shell fragment, external contact shell fragment connects the inner wall at the inner wall of first connecting seat and the inner wall of second connecting seat respectively, the inside both ends of outer conductor all are provided with the third insulator, the both ends of inner conductor are connected respectively on the third insulator of both sides, and the both ends of inner conductor all form a plurality of internal contact shell fragment, the inner of first conductor inner core and the inner of second conductor inner core are connected respectively between the internal contact shell fragment, just form a plurality of fluting to the position of internal contact shell fragment on the third insulator.
The main bodies of the first connecting assembly and the second connecting assembly are respectively formed by integrally-formed connecting seats, so that the first insulating part and the second insulating part are conveniently positioned and assembled on the first connecting seat and the second connecting seat respectively, and the inner core of the first conductor and the inner core of the second conductor keep coaxial relation with the inner conductor as much as possible, so that the signal connection reliability of the radio frequency connector is higher; the inner of first conductor inner core and the inner of second conductor inner core are connected respectively between the interior contact shell fragment, can make the interior contact shell fragment at inner conductor both ends strut to the periphery, and grooved setting does benefit to the action of interior contact shell fragment, and according to the characteristic impedance of radio frequency connector, the internal diameter of inner conductor is big more, and characteristic impedance diminishes relatively to realize impedance matching, improve radio frequency signal's transmission ability.
The utility model discloses further set up to the protruding first locating piece that forms of inner wall of first connecting seat, one side that first insulating part is close to first locating piece forms first positioning groove, first positioning groove and the laminating of first locating piece.
The utility model discloses further set up to the inboard of first locating piece and form annular linkage segment, one side of annular linkage segment forms annular narrowing section, the end that is close to the outer contact shell fragment of first connecting seat on the outer conductor forms the arc convex surface, the laminating of arc convex surface and annular linkage segment, the internal diameter that the annular narrowed section is less than the internal diameter of annular linkage segment.
Above-mentioned structure is convenient for first insulating part location on first connecting seat, and the annular linkage section forms interference fit with the cooperation of arc convex surface, the deflection that certain angle (within 20) took place for the outer conductor still can guarantee that both are in normal connection state, the annular section of narrowing carries on spacingly to the arc convex surface, avoid the inner conductor to break away from on first connecting seat, the structure of annular linkage section and annular section of narrowing is respectively with the outer shell fragment cooperation that contacts of outer conductor, make the stiff end of first connecting seat conduct outer conductor, the second connecting seat then uses as swing joint end.
The utility model discloses further set up to the protruding second locating piece that forms of inner wall of second connecting seat, one side that the second insulator is close to the second locating piece forms second positioning groove, second positioning groove and the laminating of second locating piece.
The utility model discloses the end that is close to the outer contact shell fragment of second connecting seat on the outer conductor forms the arc convex surface, the inner wall laminating of arc convex surface and second connecting seat.
Above-mentioned structure is convenient for the second insulator location on the second connecting seat, and the arc convex surface forms interference fit with the inner wall of second connecting seat, and the outer conductor takes place deflection of certain angle and still can guarantee that both are in normal connected state.
Drawings
Fig. 1 is an exploded view of an embodiment of the present invention.
Fig. 2 is a perspective view of the welding-free leg according to the embodiment of the present invention.
Fig. 3 is a cross-sectional view of an embodiment of the present invention.
Fig. 4 is an exploded view of a portion of a transmission assembly in accordance with an embodiment of the present invention.
Fig. 5 is a schematic diagram of the connection between the embodiment of the present invention and the circuit board.
Detailed Description
As shown in fig. 1-4, the utility model relates to a exempt from welded radio frequency connector, including first connecting subassembly 1, second coupling assembling 2, connect the transmission assembly 3 between first connecting subassembly 1 and second coupling assembling 2, first connecting subassembly 1 includes integrated into one piece's first connecting seat 11, connects first insulator 12 in first connecting seat 11 bottom, connects first conductor inner core 13 on first insulator 12, second coupling assembling 2 includes integrated into one piece's second connecting seat 21, connects second insulator 22 in second connecting seat 21 bottom, connects second conductor inner core 23 on second insulator 22, the bottom of first connecting seat 11 is all around, the outer end of first conductor inner core 13, the bottom of second connecting seat 21 is all around, the outer end of second conductor inner core 23 all forms exempt from to weld foot (111,131,211,231), bottom of first connecting seat 11 is exempted from to weld foot 111 all around with exempt from to weld foot 131 of first conductor inner core 13 and is in the same with exempting from to weld foot 131 of first conductor inner core 13 A plane, the welding-free pins 211 around the bottom of the second connection seat 21 and the welding-free pins 231 of the second conductor inner core 23 are located on the same plane, the welding-free pins (111,131,211,231) sequentially include a positioning portion 4, an inserting portion 5, and a piercing portion 6, the inserting portion 5 is in a shuttle shape, a waist-shaped hole 51 is formed in the middle of the inserting portion 5, the width of the positioning portion 4 is greater than the maximum width of the inserting portion 5, the transmission assembly 3 includes an outer conductor 31, an outer sleeve 32 connected to the outer conductor 31, and an inner conductor 33 arranged inside the outer conductor 31, a plurality of outer contact spring pieces 311 are formed at both ends of the outer conductor 31, the outer contact spring pieces 311 are respectively connected to the inner wall of the first connection seat 11 and the inner wall of the second connection seat 21, third insulating members 34 are respectively arranged at both ends of the outer conductor 31, both ends of the inner conductor 33 are respectively connected to the third insulating members 34 at both sides, a plurality of inner contact spring pieces 331 are formed at both ends of the inner conductor 33, the inner end of the first conductor inner core 13 and the inner end of the second conductor inner core 23 are respectively connected between the inner contact spring pieces 331, a plurality of slots 341 are formed at positions on the third insulating member 34 facing the inner contact spring pieces 331, the inner wall of the first connecting seat 11 protrudes to form a first locating block 112, one side of the first insulating member 12 close to the first locating block 112 forms a first locating groove 121, the first locating groove 121 is attached to the first locating block 112, an annular connecting section 113 is formed at the inner side of the first locating block 112, an annular narrowing section 114 is formed at one side of the annular connecting section 113, an arc convex surface 3111 is formed at the tail end of the outer contact spring piece 311 close to the first connecting seat 11 on the outer conductor 31, the arc convex surface 1 is attached to the annular connecting section 113, and the inner diameter of the annular narrowing section 114 is smaller than the inner diameter of the annular connecting section 113, the inner wall of the second connecting seat 21 protrudes to form a second positioning block 212, one side of the second insulating member 22 close to the second positioning block 212 forms a second positioning groove 221, the second positioning groove 221 is attached to the second positioning block 212, the tail end of the outer contact elastic sheet 311, close to the second connecting seat 21, of the outer conductor 31 forms an arc-shaped convex surface 3111, and the arc-shaped convex surface 3111 is attached to the inner wall of the second connecting seat 21.
According to the above embodiment, as shown in fig. 5, the utility model discloses two connecting seats that are connected with the circuit board on the radio frequency connector adopt exempt from the welding foot, only need to insert 111 the exempt from welding foot of first connecting seat in the connecting hole that circuit board 7(PCB board) correspond, insert the exempt from welding foot 211 of second connecting seat in the connecting hole that circuit board 8(PCB board) correspond, can realize the electricity of both ends connecting seat and circuit board (PCB board) and be connected, such structure need not the welding, make things convenient for the installation of radio frequency connector, also can not have the rosin joint to lead to the radio frequency connector can't carry out normal signal transmission.
In addition to the above embodiments, there are also other embodiments of the present invention, and those skilled in the art can make various corresponding changes and modifications according to the present invention without departing from the spirit and scope of the present invention, and those changes and modifications are equivalent to the technical solutions in the present patent, and then those corresponding changes and modifications are all within the scope of the appended claims.
Claims (8)
1. The utility model provides a exempt from welded radio frequency connector, includes first connecting assembly, second coupling assembling, connects the transmission assembly between first connecting assembly and second coupling assembling, its characterized in that: first coupling assembling includes integrated into one piece's first connecting seat, connects the first insulator in first connecting seat bottom, connects the first conductor inner core on first insulator, second coupling assembling includes integrated into one piece's second connecting seat, connects the second insulator in second connecting seat bottom, connects the second conductor inner core on the second insulator, the bottom of first connecting seat all around, the outer end of first conductor inner core, the bottom of second connecting seat all around, the outer end of second conductor inner core all forms exempts from the welding foot.
2. The weld-free radio frequency connector of claim 1, wherein: the welding-free pins on the periphery of the bottom of the first connecting seat and the welding-free pins of the first conductor inner core are positioned on the same plane, and the welding-free pins on the periphery of the bottom of the second connecting seat and the welding-free pins of the second conductor inner core are positioned on the same plane.
3. A weld-free radio frequency connector as claimed in claim 1 or 2, wherein: the welding-free foot comprises a positioning part, an inserting part and a puncturing part in sequence, wherein the inserting part is in a shuttle shape, a waist-shaped hole is formed in the middle of the inserting part, and the width of the positioning part is larger than the maximum width of the inserting part.
4. A weld-free radio frequency connector as claimed in claim 1 or 2, wherein: the transmission assembly comprises an outer conductor, an outer sleeve connected to the outer conductor, and an inner conductor arranged inside the outer conductor, wherein a plurality of outer contact elastic sheets are formed at two ends of the outer conductor, the outer contact elastic sheets are connected to the inner wall of the first connecting seat and the inner wall of the second connecting seat respectively, third insulating pieces are arranged at two ends of the inner conductor, two ends of the inner conductor are connected to the third insulating pieces on two sides respectively, a plurality of inner contact elastic sheets are formed at two ends of the inner conductor, the inner end of the inner core of the first conductor and the inner end of the inner core of the second conductor are connected between the inner contact elastic sheets respectively, and a plurality of grooves are formed on the third insulating pieces just opposite to the positions of the inner contact elastic sheets.
5. The weld-free radio frequency connector of claim 4, wherein: the inner wall of the first connecting seat protrudes to form a first positioning block, one side, close to the first positioning block, of the first insulating part forms a first positioning groove, and the first positioning groove is attached to the first positioning block.
6. The weld-free radio frequency connector of claim 5, wherein: the inboard of first locating piece forms annular linkage segment, one side of annular linkage segment forms annular narrowing section, the end that is close to the outer contact shell fragment of first connecting seat on the outer conductor forms the arc convex surface, the laminating of arc convex surface and annular linkage segment, the internal diameter that the annular narrowed the section is less than the internal diameter of annular linkage segment.
7. The weld-free radio frequency connector of claim 4, wherein: the inner wall of the second connecting seat protrudes to form a second positioning block, one side, close to the second positioning block, of the second insulating part forms a second positioning groove, and the second positioning groove is attached to the second positioning block.
8. The weld-free radio frequency connector of claim 7, wherein: the tail end of the outer contact elastic sheet close to the second connecting seat on the outer conductor forms an arc-shaped convex surface, and the arc-shaped convex surface is attached to the inner wall of the second connecting seat.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120106777.1U CN213753347U (en) | 2021-01-15 | 2021-01-15 | Welding-free radio frequency connector |
| PCT/CN2021/109985 WO2022151712A1 (en) | 2021-01-15 | 2021-08-02 | Welding-free radio frequency connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120106777.1U CN213753347U (en) | 2021-01-15 | 2021-01-15 | Welding-free radio frequency connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213753347U true CN213753347U (en) | 2021-07-20 |
Family
ID=76838522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120106777.1U Active CN213753347U (en) | 2021-01-15 | 2021-01-15 | Welding-free radio frequency connector |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN213753347U (en) |
| WO (1) | WO2022151712A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022151712A1 (en) * | 2021-01-15 | 2022-07-21 | 金谷汽车部件有限公司 | Welding-free radio frequency connector |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5580276A (en) * | 1990-09-24 | 1996-12-03 | Siemens Aktiengesellschaft | Coaxial plug connector component for connection to a printed circuit board |
| CN202042771U (en) * | 2011-03-31 | 2011-11-16 | 东莞宇球电子有限公司 | Radio frequency coaxial connector and central conductor thereof |
| CN208674423U (en) * | 2018-08-16 | 2019-03-29 | 立讯精密工业股份有限公司 | Radio frequency connector |
| CN210926539U (en) * | 2019-06-19 | 2020-07-03 | 东莞市联晨鑫电子科技有限公司 | Radio frequency connector |
| CN110994299B (en) * | 2020-01-07 | 2021-05-28 | 苏州华旃航天电器有限公司 | Floating blind-mating radio frequency coaxial connector between plates |
| CN213753347U (en) * | 2021-01-15 | 2021-07-20 | 刘蓓林 | Welding-free radio frequency connector |
-
2021
- 2021-01-15 CN CN202120106777.1U patent/CN213753347U/en active Active
- 2021-08-02 WO PCT/CN2021/109985 patent/WO2022151712A1/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022151712A1 (en) * | 2021-01-15 | 2022-07-21 | 金谷汽车部件有限公司 | Welding-free radio frequency connector |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022151712A1 (en) | 2022-07-21 |
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