CN209747852U - Surface-mounted radio frequency coaxial connector - Google Patents
Surface-mounted radio frequency coaxial connector Download PDFInfo
- Publication number
- CN209747852U CN209747852U CN201920973314.8U CN201920973314U CN209747852U CN 209747852 U CN209747852 U CN 209747852U CN 201920973314 U CN201920973314 U CN 201920973314U CN 209747852 U CN209747852 U CN 209747852U
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- outer conductor
- radio frequency
- coaxial connector
- shaft portion
- frequency coaxial
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Abstract
The utility model discloses a surface mounting type radio frequency coaxial connector includes casing, outer conductor, central needle, and in the central needle was located outer conductor, the casing was including wrapping up the outer shell portion of living partial outer conductor to and be located the insulating part between outer conductor and the central needle, outer conductor and central needle passed through casing injection moulding and interconnect and fixed, thereby formed the radio frequency coaxial connector of integral type. The integrated structure of the radio frequency coaxial connector enables all parts to be tightly connected, and the product stability is good.
Description
Technical Field
The utility model relates to a radio frequency connector field especially relates to a surface mounting type radio frequency coaxial connector.
Background
The surface mount type radio frequency coaxial connector is also called a patch type radio frequency coaxial connector, and a guide pin and a shell of the connector are directly welded on a PCB (printed circuit board) through reflow soldering, dip soldering and the like. The existing surface mount type rf coaxial connector generally includes an outer housing, an outer conductor, a central guide pin, and an insulator, and a manufacturer manufactures these main components and then assembles them together to form the rf coaxial connector. The existing surface-mounted radio frequency coaxial connector structure and the production mode thereof are complicated, and most connectors are assembled in a manual mode, so that the instability of product performance caused by manual work is difficult to avoid.
Disclosure of Invention
For solving the not enough of prior art existence, the utility model discloses aim at providing a surface mounting type radio frequency coaxial connector, its simple structure to adopt integrated into one piece mode to form the integral type connector, effectively promoted the stability of producing the product performance.
In order to achieve the above object, the utility model discloses a surface mounting type radio frequency coaxial connector includes casing, outer conductor, center needle, and the center needle is located outer conductor, and the casing is including wrapping up the outer shell portion of living partial outer conductor to and be located the insulating part between outer conductor and the center needle, outer conductor and center needle pass through casing injection moulding and interconnect and fixed, thereby form the radio frequency coaxial connector of integral type.
Further, the outer conductor and the center pin are formed by a drawing process.
Further, the outer conductor includes body and a plurality of pin, and the pin extends from the body, and the pin includes bending portion and contact site, and the extending direction of contact site is on a parallel with the central axis of outer conductor.
Further, the outer shell portion wraps the body of the outer conductor and the bending portion of the pin, and the contact portion extends out of the outer shell portion.
Further, the center needle is in a stepped shaft shape and comprises a first shaft part, a second shaft part and a third shaft part which are sequentially connected, the outer diameter of the second shaft part is larger than that of the first shaft part and that of the third shaft part, the outer diameter of the first shaft part is larger than that of the third shaft part, and the first shaft part and the second shaft part are located in the body of the outer conductor.
Further, the thickness of the insulating portion of the housing is equal to the length of the second shaft portion.
Furthermore, a circle of groove is formed in the outer wall of the second shaft part of the center needle.
The utility model discloses a surface mounting type radio frequency coaxial connector has following beneficial effect:
(1) This radio frequency coaxial connector formula structure as an organic whole, zonulae occludens between each part, can not take place to break away from and the circumstances of off normal, and long service life can satisfy high-frequency electrical property user demand.
(2) The clamping structure is not required to be designed on the central needle and the outer conductor, so that the structure is simplified, the consumption of raw materials is reduced, and the processing difficulty is reduced.
(3) The automation degree of the stamping, injection molding and blanking processes is high, the production efficiency and the stability of the product structure are improved, the method is suitable for mass production, and the production cost is greatly saved.
Drawings
The invention will be further described and illustrated with reference to the accompanying drawings.
Fig. 1 is a cross-sectional view of the surface mount rf coaxial connector of the present invention.
Fig. 2 is a bottom view of the surface mount type rf coaxial connector.
Fig. 3 is a front view of the outer conductor of the surface mount radio frequency coaxial connector.
Fig. 4 is a front view of the central guide pin of the surface mount type radio frequency coaxial connector.
Detailed Description
The technical solution of the present invention will be more clearly and completely explained by the description of the preferred embodiments of the present invention with reference to the accompanying drawings.
As shown in fig. 1 and 2, the surface mount rf coaxial connector according to the preferred embodiment of the present invention includes a housing 1, an outer conductor 2, and a center pin 3, wherein the center pin 3 is located in the outer conductor 2.
As shown in fig. 3, the outer conductor 2 includes a body 21 and a plurality of pins 22. The body 21 is hollow and cylindrical, and the pins 22 extend from the body 21. The lead 22 includes a bending portion 221 and a contact portion 222, the bending portion 221 is connected between the body 21 and the contact portion 222, the bending portion 221 extends along a direction perpendicular to a central axis of the body, and an extending direction of the contact portion 222 is parallel to the central axis of the body 21. Preferably, a dovetail 210 is provided at the junction of the body 21.
As shown in fig. 4, the central needle 3 is in a stepped shaft shape, and includes a first shaft portion 31, a second shaft portion 32, and a third shaft portion 33 which are connected in series, wherein the outer diameter of the second shaft portion 32 is larger than that of the first shaft portion 31 and the third shaft portion 32, the outer diameter of the first shaft portion 31 is larger than that of the third shaft portion 33, and the outer wall of the second shaft portion 32 is provided with a ring of grooves 320.
In the utility model, the outer conductor 2 and the center needle 3 are formed by adopting a stretching process. The housing 1 is formed with the outer conductor 2 and the center needle 3 by injection Molding, preferably by Insert Molding (i.e. in-mold injection Molding).
As shown in fig. 1, the housing 1 of the injection molded one-piece rf connector includes a shell portion 11 and an insulating portion 12. The shell 11 wraps part of the outer conductor 2, specifically, the body 21 of the outer conductor 2 and the bent portions 221 of the pins 22, and the contact portions 222 of the pins 22 extend out of the shell 11 to be mounted on the PCB in a reflow soldering manner. The first shaft portion 31 and the second shaft portion 32 of the center pin 3 are located in the body 21, and the insulating portion 12 is located between the center pin 3 and the body 21, and has a height equal to the length of the second shaft portion 32 of the center pin, so that the insulating portion 12 can be said to wrap the second shaft portion 32. The groove 320 on the second shaft portion 32 makes the adhesion between the insulating portion 12 and the second shaft portion 32 more reliable. The third shaft portion 33 of the center pin 3 projects from the body 21 for reflow mounting to a PCB board.
As shown in fig. 2, an air discharge groove 13 is provided below the insulating portion 12 to keep the inside of the rf connector ventilated.
The above detailed description merely describes the preferred embodiments of the present invention and does not limit the scope of the present invention. Without departing from the design concept and spirit scope of the present invention, the ordinary skilled in the art should belong to the protection scope of the present invention according to the present invention provides the text description and drawings to the various modifications, replacements and improvements made by the technical solution of the present invention. The scope of protection of the present invention is determined by the claims.
Claims (7)
1. Surface mounting type radio frequency coaxial connector, including casing, outer conductor, central needle is located in the outer conductor, its characterized in that, the casing lives the part including the parcel the outer shell of outer conductor, and be located the outer conductor with insulating part between the central needle, the outer conductor with the central needle passes through casing injection moulding and interconnect and fixed to form the integral type radio frequency coaxial connector.
2. The surface-mount radio frequency coaxial connector as set forth in claim 1, wherein the outer conductor and the center pin are formed by a drawing process.
3. The surface-mount radio frequency coaxial connector as claimed in claim 1, wherein the outer conductor comprises a body and a plurality of pins, the pins extend from the body, the pins comprise a bending portion and a contact portion, and the extending direction of the contact portion is parallel to the central axis of the outer conductor.
4. The surface-mount radio frequency coaxial connector as set forth in claim 3, wherein the shell portion encloses the body of the outer conductor and the bent portions of the pins, and the contact portion extends out of the shell portion.
5. The surface-mount radio frequency coaxial connector according to claim 1, wherein the center pin has a stepped shaft shape, and includes a first shaft portion, a second shaft portion, and a third shaft portion connected in sequence, the second shaft portion has an outer diameter larger than the first shaft portion and the third shaft portion, the first shaft portion has an outer diameter larger than the third shaft portion, and the first shaft portion and the second shaft portion are located in the body of the outer conductor.
6. The surface-mount radio frequency coaxial connector as set forth in claim 5, wherein the insulating portion of the housing has a thickness equal to a length of the second shaft portion.
7. The surface-mount radio frequency coaxial connector as set forth in claim 5, wherein a ring of grooves is formed on an outer wall of the second shaft portion of the center pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920973314.8U CN209747852U (en) | 2019-06-26 | 2019-06-26 | Surface-mounted radio frequency coaxial connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920973314.8U CN209747852U (en) | 2019-06-26 | 2019-06-26 | Surface-mounted radio frequency coaxial connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209747852U true CN209747852U (en) | 2019-12-06 |
Family
ID=68724174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920973314.8U Active CN209747852U (en) | 2019-06-26 | 2019-06-26 | Surface-mounted radio frequency coaxial connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209747852U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110994299A (en) * | 2020-01-07 | 2020-04-10 | 苏州华旃航天电器有限公司 | Floating blind-mating radio frequency coaxial connector between plates |
| CN115224516A (en) * | 2022-07-20 | 2022-10-21 | 安费诺凯杰科技(深圳)有限公司 | Automobile micro radio frequency connector male seat and machining process thereof, and connector |
-
2019
- 2019-06-26 CN CN201920973314.8U patent/CN209747852U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110994299A (en) * | 2020-01-07 | 2020-04-10 | 苏州华旃航天电器有限公司 | Floating blind-mating radio frequency coaxial connector between plates |
| CN115224516A (en) * | 2022-07-20 | 2022-10-21 | 安费诺凯杰科技(深圳)有限公司 | Automobile micro radio frequency connector male seat and machining process thereof, and connector |
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