CN108879270B - Straight radio frequency adapter - Google Patents
Straight radio frequency adapter Download PDFInfo
- Publication number
- CN108879270B CN108879270B CN201810781288.9A CN201810781288A CN108879270B CN 108879270 B CN108879270 B CN 108879270B CN 201810781288 A CN201810781288 A CN 201810781288A CN 108879270 B CN108879270 B CN 108879270B
- Authority
- CN
- China
- Prior art keywords
- conductor
- hole
- step hole
- diameter
- round hole
- 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
- 239000004020 conductor Substances 0.000 claims abstract description 87
- 239000012212 insulator Substances 0.000 claims abstract description 19
- 229910001369 Brass Inorganic materials 0.000 claims description 4
- RIRXDDRGHVUXNJ-UHFFFAOYSA-N [Cu].[P] Chemical compound [Cu].[P] RIRXDDRGHVUXNJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000010951 brass Substances 0.000 claims description 4
- 239000003086 colorant Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 4
- 230000008054 signal transmission Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 2
- -1 polytetrafluoroethylene Polymers 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R31/00—Coupling parts supported only by co-operation with counterpart
- H01R31/06—Intermediate parts for linking two coupling parts, e.g. adapter
-
- 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
- H01R13/02—Contact members
-
- 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
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The invention discloses a straight radio frequency adapter, which comprises an outer conductor and an inner conductor, wherein the outer conductor comprises a first conductor and a second conductor, the first conductor comprises a clamping body and a first connecting section, the clamping body is a cylinder with a round hole A at the center, a step is arranged on the outer side wall of the cylinder, a step hole A is arranged at the center of the first connecting section, the second conductor comprises a thread section and a second connecting section, a step hole B is arranged at the center of the thread section, a round hole B is arranged at the center of the second connecting section, insulators matched with the cavities formed by combining the round hole B, the step hole A and the step hole B are filled in small circles, and a through hole matched with the inner conductor is arranged at the center of the insulator; the inner conductor comprises a conductor and a circular truncated cone ring in the middle of the conductor, grooves are formed in two end faces of the inner conductor, protrusions are arranged at the bottoms of the grooves, and clamping grooves B are formed in the side walls of the grooves along the radial direction. The invention has the advantages of simple structure, good signal transmission effect and the like.
Description
Technical Field
The invention belongs to a radio frequency module technology module, and particularly relates to a straight radio frequency adapter.
Background
A radio frequency coaxial connector is a generic term for connectors used in radio frequency coaxial feeder systems for connecting radio frequency coaxial cables in radio frequency transmission lines for communications and electronics and similar electronic devices. Or coaxial with the microstrip, coaxial with the waveguide. The plug part is usually arranged at the end of the cable, the socket part is usually arranged on the equipment fixing unit, and the socket part is also usually used for connecting two radio frequency cables to play a role of a bridge.
Most of the conventional radio frequency coaxial connectors are structured by arranging an outer conductor in the outer conductor through an insulator, wherein the outer conductor is integrally formed and has consistent color, no obvious mark is generated, and the possibility of signal loss is caused by imprecise connection of an adapter and a socket.
Disclosure of Invention
The invention aims to provide a radio frequency adapter which has obvious positive and negative marks and is tightly connected with a socket.
The invention aims at realizing the following technical scheme:
the straight radio frequency adapter comprises an outer conductor and an inner conductor which is arranged in the outer conductor and is insulated from the outer conductor, wherein the outer conductor comprises a first conductor and a second conductor, the first conductor comprises a clamping body and a first connecting section, the clamping body is a cylinder with a round hole A at the center, a step A and a step B are arranged on the outer side wall of the cylinder, a clamping groove A is formed in the side wall of the cylinder along the diameter direction of a top surface circle, a step hole A is formed in the center of the first connecting section, and the small circle diameter of the step hole A is equal to the diameter of the round hole A; the second conductor comprises a threaded section and a second connecting section, a step hole B is formed in the center of the threaded section, a round hole B is formed in the center of the second connecting section, the small circle diameter of the step hole B is equal to that of the round hole B, the small circle diameter of the step hole B is equal to that of the large circle diameter of the step hole A, the circle centers of the round hole A, the round hole B, the step hole A and the step hole B are on the same extension line, insulators matched with the cavities formed by the combination of the round hole B, the step hole A and the step hole B are filled in the small circles of the round hole B, the step hole A and the step hole B, and through holes matched with the inner conductor are formed in the center of the insulators; the inner conductor comprises a conductor and a round table ring in the middle of the conductor, grooves are formed in two end faces of the inner conductor, protrusions are arranged at the bottoms of the grooves, clamping grooves B are formed in the side walls of the grooves in the radial direction, the inner conductor located at one end of the clamping body is leveled with the end face of the clamping body, and the inner conductor located at one end of the threaded section is leveled with the end face of the insulator and lower than the end face of the threaded section.
Further, the total length of the radio frequency adapter is 22.3mm, the length of the first conductor is 11.5mm, the length of the clamping body is 3.9mm, the diameter of the cylinder is 4.3mm, the length of the first connecting section is 7.6mm, the length of the second conductor is 10.8mm, the length of the threaded section is 5mm, the diameter of the threaded section is 6.32mm, and the length of the second connecting section is 5.8mm.
Further, the diameter of the round hole A is 3.3mm, the diameter of the large circle of the step hole A and the diameter of the round hole B are 4.1mm, and the diameter of the large circle of the step hole B is 4.6mm.
Further, the first conductor and the second conductor are made of conductive materials with different colors.
Further, the conductive material is phosphor copper or brass.
Further, the insulator is made of PTFE material.
Further, the length of the inner conductor is 20.3mm, and the depth of the groove is 3.21mm.
The invention has the following beneficial effects:
(1) The inner conductor in the socket is inserted into the groove and can be precisely connected with the groove by arranging the bulges in the grooves at the two ends of the inner conductor and arranging the clamping grooves on the side walls, so that signals are transmitted;
(2) Two bosses are arranged on the outer wall of the clamping body, and clamping grooves are formed in the side wall, so that the clamping body is clamped with the outer conductor of the socket, the adapter is connected with the socket, and signal transmission is realized;
(3) The two ends of the adapter can be easily distinguished by adopting copper materials with different colors on the first conductor and the second conductor, so that the adapter is convenient for workers to install and is convenient to install;
(4) The step holes are formed in the outer conductor, so that the insulator has blocking force during plugging, and is not easy to damage, and the service life of the adapter can be prolonged;
(5) Simple structure, small insertion loss value and good signal transmission effect.
Drawings
Fig. 1 is a schematic cross-sectional structure of the present invention.
The marks in the figure: 11. a clamping body; 12. a first connection section; 13. a threaded section; 14. a second connection section; 2. an insulator; 3. an inner conductor; 111. a step A; 112. a step B; 31. a circular truncated cone ring; 32. a groove; 33. a protrusion; 34. a clamping groove B; 51. a round hole A; 52. a step hole A; 53. a round hole B; 54. and a step hole B.
Detailed Description
As shown in fig. 1, the straight radio frequency adapter with the total length of 22.3mm provided in this embodiment includes an outer conductor, an insulator 2 and an inner conductor 3, where the outer conductor includes a first conductor with the length of 11.5mm and a second conductor with the length of 10.8mm, in order to distinguish the direction of the adapter, the first conductor and the second conductor are made of conductive materials with different colors, and the conductive materials are selected from phosphorus copper and brass, the phosphorus copper is metal ash, the brass is yellow, the color difference between the two is large, and the conductive properties are almost similar, so that the signal transmission is not affected. The first conductor comprises a clamping body 11 and a first connecting section 12, wherein the clamping body 11 is a cylinder with a round hole A51 with the diameter of 3.3mm at the center, the height of the cylinder is 3.9mm, and the diameter of the cylinder is 4.3mm; the outer side wall of the cylinder is provided with a step A111 and a step B112, the side wall of the cylinder is provided with a clamping groove A along the diameter direction of the top surface circle, the clamping groove A moves towards the clearance direction when the clamping body 11 is inserted into the socket, when the clamping body can be in the socket, the step A111 and the step B112 are clamped in the socket due to acting force and reaction force, so that tight connection and signal transmission are realized, the length of the first connecting section 12 is 7.6mm, the center of the first connecting section is provided with a step hole A52, the small circle diameter of the step hole A52 is equal to the diameter of the round hole A51, and the large circle diameter of the step hole A52 is 4.1mm. The second conductor comprises a threaded section 13 and a second connecting section 14, the length of the threaded section 13 is 5mm, the diameter of the threaded section is 6.32mm, a step hole B54 is formed in the center of the threaded section, the major circle diameter of the step hole B54 is 4.6mm, the minor circle diameter of the step hole B54 is the same as the major circle diameter of the step hole A52, the length of the second connecting section 14 is 5.8mm, a round hole B53 is formed in the center of the second connecting section 14, the minor circle diameter of the step hole B54 is the same as the diameter of the round hole B53 and the major circle diameter of the step hole A52, and the circle centers of the round hole A51, the round hole B53, the step hole A52 and the step hole B54 are on the same extension line and form a cavity together.
The small circles of the round hole B53, the step hole A52 and the step hole B54 are filled with insulators 2 matched with the cavities formed by the combination of the round holes, the step hole A52 and the step hole B54, the insulators 2 are made of polytetrafluoroethylene materials, and the polytetrafluoroethylene has the advantages of high temperature resistance, corrosion resistance and the like. The center of the insulator 2 is provided with a through hole matched with the inner conductor 3.
The inner conductor 3 comprises a conductor and a round table ring 31 in the middle of the conductor, and the round table is used for preventing the inner conductor 3 from falling off when being inserted and pulled out when being fixed in the insulator 2; the two end faces of the inner conductor 3 are provided with grooves 32 with the depth of 3.21mm, the bottoms of the grooves 32 are provided with protrusions 33, the side walls of the grooves 32 are provided with clamping grooves B34 along the radial direction, when the socket is inserted, pins (inner conductors) in the socket are matched with the grooves 32, the grooves 32 can be outwards opened a little, in order to prevent the pins from being connected with the inner conductor 3, the bottoms of the grooves 32 of the inner conductor 3 are provided with protrusions 33, and the protrusions 33 are connected with the pins, so that the connection between the socket and the adapter can be realized; in order to match the adapter with the socket, the inner conductor 3 at one end of the engaging body 11 is leveled with the end face of the engaging body 11, and the inner conductor 3 at one end of the threaded section 13 is leveled with the end face of the insulator 2 and is lower than the end face of the threaded section 13.
The foregoing is merely a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any modification and substitution based on the technical scheme and the inventive concept provided by the present invention should be covered in the scope of the present invention.
Claims (5)
1. A straight radio frequency adapter, includes outer conductor and with setting up in outer conductor and with its insulating inner conductor, its characterized in that: the outer conductor comprises a first conductor and a second conductor, and the first conductor and the second conductor are made of phosphor copper or brass with different colors; the first conductor comprises a clamping body and a first connecting section, the clamping body is a cylinder with a round hole A at the center, a step A and a step B are arranged on the outer side wall of the cylinder, a clamping groove A is formed in the side wall of the cylinder along the diameter direction of the top surface circle, a step hole A is formed in the center of the first connecting section, and the diameter of a small circle of the step hole A is equal to that of the round hole A; the second conductor comprises a threaded section and a second connecting section, a step hole B is formed in the center of the threaded section, a round hole B is formed in the center of the second connecting section, the small circle diameter of the step hole B is equal to that of the round hole B, the small circle diameter of the step hole B is equal to that of the large circle diameter of the step hole A, the circle centers of the round hole A, the round hole B, the step hole A and the step hole B are on the same extension line, insulators matched with the cavities formed by the combination of the round hole B, the step hole A and the step hole B are filled in the small circles of the round hole B, the step hole A and the step hole B, and through holes matched with the inner conductor are formed in the center of the insulators; the inner conductor comprises a conductor and a round table ring in the middle of the conductor, grooves are formed in two end faces of the inner conductor, protrusions are arranged at the bottoms of the grooves, clamping grooves B are formed in the side walls of the grooves in the radial direction, the inner conductor located at one end of the clamping body is leveled with the end face of the clamping body, and the inner conductor located at one end of the threaded section is leveled with the end face of the insulator and lower than the end face of the threaded section.
2. The straight radiofrequency adapter of claim 1, wherein: the total length of the radio frequency adapter is 22.3mm, the length of the first conductor is 11.5mm, the length of the clamping body is 3.9mm, the diameter of the cylinder is 4.3mm, the length of the first connecting section is 7.6mm, the length of the second conductor is 10.8mm, the length of the threaded section is 5mm, the diameter of the threaded section is 6.32mm, and the length of the second connecting section is 5.8mm.
3. The straight radiofrequency adapter of claim 1, wherein: the diameter of the round hole A is 3.3mm, the diameter of the large circle of the step hole A and the diameter of the round hole B are 4.1mm, and the diameter of the large circle of the step hole B is 4.6mm.
4. The straight radiofrequency adapter of claim 1, wherein: the insulator is made of PTFE material.
5. The straight radiofrequency adapter of claim 1, wherein: the length of the inner conductor is 20.3mm, and the depth of the groove is 3.21mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810781288.9A CN108879270B (en) | 2018-07-17 | 2018-07-17 | Straight radio frequency adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810781288.9A CN108879270B (en) | 2018-07-17 | 2018-07-17 | Straight radio frequency adapter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108879270A CN108879270A (en) | 2018-11-23 |
| CN108879270B true CN108879270B (en) | 2024-03-29 |
Family
ID=64302424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810781288.9A Active CN108879270B (en) | 2018-07-17 | 2018-07-17 | Straight radio frequency adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108879270B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102714385A (en) * | 2010-01-25 | 2012-10-03 | 胡贝尔和茹纳股份公司 | Circuit board coaxial connector |
| CN204497515U (en) * | 2015-04-20 | 2015-07-22 | 北京宏宇泰科技发展有限公司 | The fixed structure of radio frequency cable connector |
| CN208571167U (en) * | 2018-07-17 | 2019-03-01 | 四川华天联讯科技有限公司 | A kind of straight rf adapter |
| CN217009805U (en) * | 2021-12-24 | 2022-07-19 | 上海雷迪埃电子有限公司 | Dynamic impedance compensation connection structure of tolerance radio frequency connector |
-
2018
- 2018-07-17 CN CN201810781288.9A patent/CN108879270B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102714385A (en) * | 2010-01-25 | 2012-10-03 | 胡贝尔和茹纳股份公司 | Circuit board coaxial connector |
| CN204497515U (en) * | 2015-04-20 | 2015-07-22 | 北京宏宇泰科技发展有限公司 | The fixed structure of radio frequency cable connector |
| CN208571167U (en) * | 2018-07-17 | 2019-03-01 | 四川华天联讯科技有限公司 | A kind of straight rf adapter |
| CN217009805U (en) * | 2021-12-24 | 2022-07-19 | 上海雷迪埃电子有限公司 | Dynamic impedance compensation connection structure of tolerance radio frequency connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108879270A (en) | 2018-11-23 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |