CN205051115U - Novel radio frequency coaxial connector - Google Patents
Novel radio frequency coaxial connector Download PDFInfo
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- CN205051115U CN205051115U CN201520771837.6U CN201520771837U CN205051115U CN 205051115 U CN205051115 U CN 205051115U CN 201520771837 U CN201520771837 U CN 201520771837U CN 205051115 U CN205051115 U CN 205051115U
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- outer conductor
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- radio frequency
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Abstract
The utility model discloses a radio frequency connector at interface, including male connector and female first connector, male connector includes that first inner conductor, first outer conductor, first medium support, and the cover is equipped with the swivel nut on the first outer conductor, and the terminal surface of first outer conductor is equipped with the sealing washer, female first connector contains second inner conductor, second outer conductor, the support of second medium, the tip of second inner conductor is equipped with splits the slotted hole, and male connector's contact pin head inserts female first connector second inner conductor tip and splits slotted hole department, the tip of first outer conductor insert second outer conductor tip downthehole and end face contaction, interface transmission medium is the air, the cutoff frequency that the adoption air dielectric is transmission medium is far above using polytetrafluoroethylene can reach DC -50GHz as transmission medium cutoff frequency, the frequency of utilization of product, simultaneously, the appearance of product and SSMA's overall dimension are unanimous, and be small, connect reliably, installs sparingly position in the space, satisfies present product miniaturation, requirement that the performance is high.
Description
Technical field
The utility model relates to a kind of radio frequency connection device, particularly a kind of novel radio frequency (RF) coaxial connector.
Background technology
Radio frequency connector is widely used in signal transmission system, plays between transmission line with system effects such as being electrically connected, be separated.At present, because the reliability of screw-threaded coupling connector is higher, by increasing highly reliable structure apply.But current machine system is due to the restriction of structure and locus, and the connector that body is less, operating frequency is high is more and more favored.
International standard interface SSMA type connector is due to its small volume, connect and be reliably applied widely, but, the SSMA connector at international standard interface adopts PTFE medium as transmission medium, but the normally used operating frequency of SSMA connector is: DC-18GHz, and operating frequency is lower, and in the operating frequency range of regulation, voltage standing wave(VSW) is comparatively large, is subject to great restriction in the field that frequency usage is higher.
Utility model content
The purpose of this utility model is the radio frequency connector providing a kind of novel interfacial, and effectively to overcome, the operating frequency that existing SSMA connector in use exists is low, voltage standing wave ratio large, use limited problem.
For achieving the above object, the utility model adopts following technical scheme:
A kind of radio frequency connector of novel interfacial, comprise Male head connector and female connector, described Male head connector comprises the first inner wire, the first outer conductor and the first medium be fixed between the first inner wire and the first outer conductor supports, first outer conductor is set with swivel nut, is provided with sealing ring in the end of the first outer conductor; Described female connector comprises the second inner wire, the second outer conductor, the second medium be fixed between the second inner wire and the second outer conductor support; The jack end of the second inner wire is provided with splits slotted eye, and Male head connector and female connector interface transmission medium are air.
Further, wherein the pin head of the first inner wire is identical with SSMA type female connector pin head size; Wherein the second inner wire jack aperture is identical with the jack pore size of SSMA type female connector inner wire.
Further, swivel nut is provided with internal thread, and size is 10-36UNS-2B, identical with SSMA type female connector swivel nut thread size; Second outer conductor is provided with external screw thread, and size is 10-36UNS-2A, identical with SSMA type Male head connector outer conductor thread size.
Further, wherein the first internal conductor material is the one in brass, stainless steel, kovar alloy, beryllium-bronze, tin-phosphor bronze; Second internal conductor material is beryllium-bronze or tin-phosphor bronze; First outer conductor and the second outer conductor material are the one in brass, stainless steel, kovar alloy.
Further, the first inner wire and the first outer conductor are equipped with the first groove supported for installing first medium.
Further, the second inner wire and the second outer conductor are equipped with the second groove for installing the second inner wire.
Further, the inner diameter hole size that first medium supports is identical with the groove diameter of the first inner wire, it is identical with the groove diameter size of the first outer conductor that first medium supports external diameter, and the width that first medium supports is identical with the first outer conductor groove-width dimension with the first inner wire.
Further, the inner diameter hole size that second medium supports is identical with the groove diameter of the second inner wire, the outside dimension that second medium supports is identical with the groove external diameter size of the second outer conductor, and the width that second medium supports is identical with the second outer conductor recess width size with the second inner wire.
Further, split that the aperture of slotted eye, hole depth split the aperture of slotted eye respectively with SSMA inner wire end, the degree of depth is identical.
Further, first medium support and second medium support and adopt insulating material to process.
Compared with prior art, the utility model has following useful technique effect:
The utility model is by Male head connector and female connector, described Male head connector comprises the first inner wire, the first outer conductor and the first medium be fixed between the first inner wire and the first outer conductor supports, first outer conductor is set with swivel nut, is provided with sealing ring in the end of the first outer conductor; Described female connector comprises the second inner wire, the second outer conductor, the second medium be fixed between the second inner wire and the second outer conductor support; The end of the second inner wire is provided with splits slotted eye, the aperture of splitting slotted eye and hole depth and SSMA inner wire end split the aperture of slotted eye and depth dimensions consistent, Male head connector and female connector interface transmission medium are air; The pin head of Male head connector inserts female connector second inner wire end and splits slotted eye place, the end of the first outer conductor to insert in the second outer conductor end hole and and end contact; First medium between the first inner wire and the first outer conductor supports, second medium between the second inner wire and the second outer conductor supports, such employing air as medium be the cut-off frequency of the connector of transmission medium far above the connector cut-off frequency taking polytetrafluoroethylene as transmission medium, the frequency of utilization of product can reach DC-50GHz; Meanwhile, the profile of product is consistent with the overall dimension of SSMA, and volume is little, connection is reliable, and space mounting saves position, meets the current miniaturization of products, requirement that performance is high.
Accompanying drawing explanation
Fig. 1 is Male head connector cutaway view of the present utility model.
Fig. 2 is female connector cutaway view of the present utility model.
Fig. 3 is SSMA connector international interface sun head cross-sectional views.
Fig. 4 is the cloudy head cross-sectional views in the international interface of SSMA connector.
Wherein, the 1, second inner wire, the 2, second outer conductor, 3, second medium supports, and 7, external screw thread, 8, split slotted eye, 10, the first inner wire, the 11, first outer conductor, 12, swivel nut, 13, internal thread, 15, first medium supports, and 16, sealing ring, 101, pin head, 100, Male head connector, 200, female connector.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4, a kind of radio frequency connector of novel interfacial, comprise Male head connector 100 and female connector 200, described Male head connector 100 comprises the first inner wire 10, first outer conductor 11, and the first medium be fixed between the first inner wire 10 and the first outer conductor 11 supports 15, first outer conductor 11 is set with swivel nut 12, sealing ring 16 is provided with in the end of the first outer conductor 11, wherein the pin head 101 of the first inner wire 10 is measure-alike with SSMA type female connector pin head, can with SSMA series female connector with the use of, interface transmission medium is air, swivel nut 12 is provided with internal thread 13, and size is 10-36UNS-2B, identical with SSMA type female connector swivel nut thread size, can match with SSMA female connector, described female connector 200 comprises the second inner wire 1, second outer conductor 2, the second medium be fixed between the second inner wire 1 and the second outer conductor 2 supports 3, the jack end of the second inner wire 1 is provided with splits slotted eye 8, splits that the aperture of slotted eye 8, hole depth split the aperture of slotted eye respectively with SSMA inner wire end, depth dimensions is consistent, and interface transmission medium is air, wherein the second outer conductor 2 is provided with external screw thread 7, and size is 10-36UNS-2A, identical with SSMA type Male head connector outer conductor thread size, can match with SSMA Male head connector.
Wherein the first inner wire 10 adopts metal material to process, and material selects the one in brass, stainless steel, kovar alloy, beryllium-bronze, tin-phosphor bronze; Second inner wire 1 adopts metal material to process, and material can select the one in beryllium-bronze, tin-phosphor bronze; First outer conductor 11 and the second outer conductor 2 adopt metal to process, and metal material can select the one in brass, stainless steel, kovar alloy;
First medium supports 15 and second medium support 3, owing to playing the effect of support between outer conductor and inner wire, prevents internal and external conductor conducting, so adopt insulating material to process.
First inner wire (10) and the first outer conductor (11) are equipped with the first groove supporting (15) for installing first medium, the inner diameter hole size of first medium support 15 is identical with the diameter of the first inner wire 10 intermediate groove portion, the outside dimension of first medium support 15 is the same with the groove external diameter size of the first outer conductor 11 mid portion, between assembling adopt matched in clearance, facilitate first medium support 15 assembling.The width dimensions of first medium support 15 is consistent with the first inner wire 10 and the first outer conductor width dimensions.
Second inner wire (1) and the second outer conductor (2) are equipped with the second groove for installing the second inner wire (1), the inner diameter hole size of second medium support 3 is identical with the groove diameter of the second inner wire 1 mid portion, the outside dimension of second medium support 3 is the same with the groove external diameter size of the second outer conductor 2 mid portion, between assembling adopt matched in clearance, facilitate second medium support 3 assembling; The width dimensions of second medium support 3 is consistent with the second inner wire 1 and the second outer conductor 2 width dimensions.
Connector is due to the thread size of screw thread 13 and inner wire 10 pin head 101 size and SSMA Male head connector and inner wire pin head consistent size; It is in the same size that slot size is split in the inner wire end that slot size and SSMA female connector are split in the end of the second inner wire 1; Elastomeric material is adopted to process in the end hole course of processing of the second inner wire 1, the form of carrying out splitting groove closing at the outer wall of bottom outlet carries out strength control, the size of strength is that standard controls according to jack strength size in SSMA industry standard, and the size of strength directly has influence on connector to the whether conducting of signal after inserting.
Above-described SSMA type connector is international standard interface SSMA type connector, and the design can be connected with standard interface SSMA type connector and uses.
In the use procedure of reality, Male head connector and female connector cooperatively interact, as shown in Figure 1, the pin head 101 of Male head connector 100 inserts female connector 200 second inner wire end 8 and splits slotted eye place, in the process connected, screw thread 13 and the screw thread 7 of swivel nut 12 engage each other, the end of outer conductor 11 to insert in outer conductor 2 end hole and and end contact, meanwhile, inner wire contact pin and splitting between slotted eye also engages each other, when signal is connected, reach the transmission of signal.
Claims (10)
1. the radio frequency connector of a novel interfacial, it is characterized in that, comprise Male head connector (100) and female connector (200), described Male head connector (100) comprises the first inner wire (10), the first outer conductor (11) and the first medium be fixed between the first inner wire (10) and the first outer conductor (11) and supports (15), first outer conductor (11) is set with swivel nut (12), is provided with sealing ring (16) in the end of the first outer conductor (11); Described female connector (200) comprises the second inner wire (1), the second outer conductor (2), the second medium be fixed between the second inner wire (1) and the second outer conductor (2) support (3); The jack end of the second inner wire (1) is provided with splits slotted eye (8), and Male head connector (100) and female connector (200) interface transmission medium are air.
2. the radio frequency connector of a kind of novel interfacial according to claim 1, is characterized in that, wherein the pin head (101) of the first inner wire (10) is identical with SSMA type female connector pin head size; Wherein the second inner wire (1) jack aperture is identical with the jack pore size of SSMA type female connector inner wire.
3. the radio frequency connector of a kind of novel interfacial according to claim 1, is characterized in that, swivel nut (12) is provided with internal thread (13), and size is 10-36UNS-2B, identical with SSMA type female connector swivel nut thread size; Second outer conductor (2) is provided with external screw thread (7), and size is 10-36UNS-2A, identical with SSMA type Male head connector outer conductor thread size.
4. the radio frequency connector of a kind of novel interfacial according to claim 1, is characterized in that, wherein the first inner wire (10) material is the one in brass, stainless steel, kovar alloy, beryllium-bronze, tin-phosphor bronze; Second inner wire (1) material is beryllium-bronze or tin-phosphor bronze; First outer conductor (11) and the second outer conductor (2) material are the one in brass, stainless steel, kovar alloy.
5. the radio frequency connector of a kind of novel interfacial according to claim 1, is characterized in that, the first inner wire (10) and the first outer conductor (11) are equipped with the first groove supporting (15) for installing first medium.
6. the radio frequency connector of a kind of novel interfacial according to claim 1, is characterized in that, the second inner wire (1) and the second outer conductor (2) is equipped with the second groove for installing the second inner wire (1).
7. the radio frequency connector of a kind of novel interfacial according to claim 5, it is characterized in that, the inner diameter hole size that first medium supports (15) is identical with the groove diameter of the first inner wire (10), the external diameter that first medium supports (15) is identical with the groove diameter size of the first outer conductor (11), and the width that first medium supports (15) is identical with the first outer conductor (11) groove-width dimension with the first inner wire (10).
8. the radio frequency connector of a kind of novel interfacial according to claim 6, it is characterized in that, the inner diameter hole size that second medium supports (3) is identical with the groove diameter of the second inner wire (1), the outside dimension that second medium supports (3) is identical with the groove external diameter size of the second outer conductor (2), and the width that second medium supports (3) is identical with the second outer conductor (2) recess width size with the second inner wire (1).
9. the radio frequency connector of a kind of novel interfacial according to claim 1, is characterized in that, splits that the aperture of slotted eye (8), hole depth split the aperture of slotted eye respectively with SSMA inner wire end, the degree of depth is identical.
10. the radio frequency connector of a kind of novel interfacial according to claim 1, is characterized in that, first medium supports (15) and second medium support (3) adopts insulating material to process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520771837.6U CN205051115U (en) | 2015-09-30 | 2015-09-30 | Novel radio frequency coaxial connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520771837.6U CN205051115U (en) | 2015-09-30 | 2015-09-30 | Novel radio frequency coaxial connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205051115U true CN205051115U (en) | 2016-02-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520771837.6U Active CN205051115U (en) | 2015-09-30 | 2015-09-30 | Novel radio frequency coaxial connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205051115U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105119113A (en) * | 2015-09-30 | 2015-12-02 | 西安艾力特电子实业有限公司 | Novel radio-frequency coaxial connector |
| CN105957599A (en) * | 2016-07-09 | 2016-09-21 | 中国电子科技集团公司第四十研究所 | High-power radio frequency coaxial cable component for aerospace |
| CN111224299A (en) * | 2020-01-09 | 2020-06-02 | 北京格润海泰科技有限公司 | Radio frequency connector interface structure |
-
2015
- 2015-09-30 CN CN201520771837.6U patent/CN205051115U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105119113A (en) * | 2015-09-30 | 2015-12-02 | 西安艾力特电子实业有限公司 | Novel radio-frequency coaxial connector |
| CN105957599A (en) * | 2016-07-09 | 2016-09-21 | 中国电子科技集团公司第四十研究所 | High-power radio frequency coaxial cable component for aerospace |
| CN111224299A (en) * | 2020-01-09 | 2020-06-02 | 北京格润海泰科技有限公司 | Radio frequency connector interface structure |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |