CN208284680U - A kind of low intermodulation radio frequency (RF) coaxial connector - Google Patents
A kind of low intermodulation radio frequency (RF) coaxial connector Download PDFInfo
- Publication number
- CN208284680U CN208284680U CN201820780094.2U CN201820780094U CN208284680U CN 208284680 U CN208284680 U CN 208284680U CN 201820780094 U CN201820780094 U CN 201820780094U CN 208284680 U CN208284680 U CN 208284680U
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- CN
- China
- Prior art keywords
- radio frequency
- outer conductor
- coaxial connector
- contact ring
- low intermodulation
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Abstract
The utility model discloses a kind of low intermodulation radio frequency (RF) coaxial connectors, including the first outer conductor and the second matched outer conductor, setting contact ring, the first outer conductor pass through contact ring and the second outer conductor Elastic Contact between first outer conductor and the second outer conductor.The utility model relates to low intermodulation contact ring and its nonlinear effect when effectively radiofrequency signal can be inhibited to interconnect for the total solution of radio frequency (RF) coaxial connector, guarantee the Key Performance Indicators such as low intermodulation of radio frequency interconnection；The utility model relates to radio frequency (RF) coaxial connector total solution in low intermodulation contact ring connected by first place after elastic metallic material punch forming and form contact ring, structure is simple, connection is reliable, good manufacturability, assembling are easy, are low in cost.
Description
Technical field
The utility model relates to a kind of low cost, high efficiency, it is highly reliable and can effectively inhibit radio frequency interconnection caused by it is non-thread
Property effect so that guarantee low intermodulation radio frequency (RF) coaxial connector total solution.This total solution is by a kind of low cost
Elastic Contact ring forms a kind of novel RF coaxial connection as the interconnecting channel that core interconnecting member is integrated into radiofrequency signal
Device.This novel radio frequency (RF) coaxial connector scheme implementation in can by the utility model relates to low intermodulation contact ring application
In the linkage interface of coaxial connector, middle-end or tail end etc. low intermodulation interconnection in need position, while it is also applied for penetrating
The contact of frequency coaxial connector outer conductor or inner conductor interconnects.The utility model relates to radio frequency interconnection total solution it is suitable
For the radio frequency in need for solving low intermodulation interconnect occasion, meet low cost, the radio frequency (RF) coaxial connector that low intermodulation requires connects
The application of border face or tail end interconnection needs.
Background technique
For radio frequency (RF) coaxial connector when installing or plugging together, socket and installation panel, plug and being reliably connected for socket are pair
The most basic requirement of connector.In radio frequency (RF) coaxial connector, electricity is generally realized using the coincidence at plug, socket electrical interface
Gas is connected to guarantee radio frequency transmission performance, such as widely used SMA series, N series, 7/16 series and new development at present
QMA series etc..The characteristics of this electric connecting mode be by screw thread (such as SMA series, N series, 7/16 series) or other
Retaining mechanism (such as QMA series) applies butt joint interface and certain pressing force is kept to paste plug, socket butt joint interface closely
It closes to guarantee electric transmission performance.Since the interface requirements of plug, socket fit closely, so this kind of use this connection type
Connector axial docking location be it is certain, be unable to satisfy the requirement of axial floating and compensation.For this purpose, relatively clever to meet
Docking living require with compensate it is axial plug together tolerance, be developed and open elastic groove on outer conductor and contacted with side
The coaxial connector of function, such as L16 series, BNC series, QNC series, SHV series and SMP series, and mended with axial
Repay the coaxial connector of ring, such as BMA series and QN series.It is this to have side contact function or with the coaxial of nose balance ring
The flexible linkage interface of connector, allows the docking location of plug and socket to have certain scope of activities, to compensate docking
Or the axial tolerance of retaining mechanism.But this product cost, in terms of or it is more or less have it is scarce
It falls into, especially in the higher application of intermodulation performance index request, is difficult to meet the requirements due to its inherent shortcoming.
Utility model content
The utility model is exactly in view of the deficienciess of the prior art, for the non-thread of radio frequency (RF) coaxial connector is effectively reduced
Property intermodulation index and propose a kind of low cost, high efficiency and highly reliable radio frequency (RF) coaxial connector total solution.
To solve the above problems, technical solution adopted in the utility model is as follows:
A kind of low intermodulation radio frequency (RF) coaxial connector, it is described including the first outer conductor and the second matched outer conductor
Setting contact ring, the first outer conductor pass through contact ring and the second outer conductor elastic connecting between first outer conductor and the second outer conductor
Touching.
As an improvement of the above technical solution, the contact ring nature is confined state.
As an improvement of the above technical solution, the groove of restricted fixed contact ring is set on first outer conductor.
As an improvement of the above technical solution, the contact ring is ring-type, has the outer contacting cambered surface outwardly protruded.
As an improvement of the above technical solution, the outer contacting cambered surface is distributed uniformly and circumferentially.
As an improvement of the above technical solution, the contact ring inner opposite end is provided with locating plate, the locating plate with it is recessed
Slot plugs together matching, and the axial movement of groove limitation locating plate.
As an improvement of the above technical solution, it is provided with interior contact point on the inside of the contact ring, interior contact point is directly with the
One outer conductor linear contact.
As an improvement of the above technical solution, the interior contact point is positioned close to identical as locating plate on the inside of contact ring
One end.
As an improvement of the above technical solution, locating plate is arranged in the contact ring inner opposite end, and the other end is free state.
The utility model proposes a kind of low mainly for the non-linear intermodulation index that radio frequency (RF) coaxial connector is effectively reduced
Cost, high efficiency and highly reliable radio frequency (RF) coaxial connector total solution, specific method are to pass through punching using elastic band
Uniform and intensive interior contact point and external contact are formed after compression mould molding, then first place is allowed to the methods of spot welding and is connected to form
One contact is intensive and uniform annular contact ring (being also likely to be rectangle or other shapes of contact ring), and this contact is intensive
And uniform contact ring is assembled on the outer conductor (or inner conductor) of radio frequency (RF) coaxial connector by corresponding tooling to realize radio frequency
(plug is slotting for the low intermodulation interconnection (interface interconnection) when docking of coaxial connector plug and socket or radio frequency (RF) coaxial connector
Seat) installation when tail portion low intermodulation interconnection (termination interconnection).The low intermodulation Elastic Contact ring that the utility model is related to uses side
Contact structures are suitable for various radio frequency (RF) coaxial connectors, are particularly suitable for direct-plug and lock and have higher intermodulation index request fastly
Radio frequency (RF) coaxial connector.
Radio frequency (RF) coaxial connector plug, socket in installation or docking operation, by radial compression the utility model relates to
Low intermodulation Elastic Contact ring, lateral surface will need to lead outside two interconnected under the action of the radial pressure to contract
The Multi-contact that circumference uniform distribution is formed between body (or two inner conductors) is brought into contact with reliable.By the utility model relates to it is low
The uniform and reliable contact interconnection that intermodulation Elastic Contact this body structure of ring guarantees keeps transmission current distribution highly uniform, thus
Effectively inhibit requirement that is non-linear, reaching low intermodulation performance.
Compared with prior art, the implementation result of the utility model is as follows:
The low intermodulation Elastic Contact ring and its positioning method of the utility model have the advantages that following prominent:
(1) the utility model relates to low intermodulation contact ring and its can for the total solution of radio frequency (RF) coaxial connector
Nonlinear effect when effectively radiofrequency signal being inhibited to interconnect guarantees the Key Performance Indicators such as the low intermodulation of radio frequency interconnection；
(2) the utility model relates to radio frequency (RF) coaxial connector total solution in low intermodulation contact ring by elasticity
First place connects to forming contact ring after metal material punch forming, and structure is simple, connection is reliable, good manufacturability, assembles easy, cost
It is cheap.
Detailed description of the invention
Fig. 1 is the end on structure schematic diagram of radio frequency (RF) coaxial connector described in the utility model；
Fig. 2 is partial enlarged view at I in Fig. 1；
Fig. 3 is contact ring and the first outer conductor fit structure schematic diagram；
Fig. 4 is the first outer conductor structural schematic diagram in Fig. 3；
Fig. 5 is contact ring structure schematic diagram described in the utility model；
Fig. 6 is that contact ring described in the utility model is mounted on schematic perspective view on the first outer conductor.
Specific embodiment
Illustrate the content of the utility model below in conjunction with specific embodiments.
Fig. 1 be the utility model relates to radio frequency (RF) coaxial connector total solution in preferred embodiment terminate knot
Structure schematic diagram, certainly the utility model relates to the total solution of radio frequency (RF) coaxial connector be not limited to application shown in FIG. 1,
It can also be used for the interconnection of connector plugged together in the various positions such as interface, centre；Fig. 2 is partial enlarged view at I in Fig. 1.This reality
With the novel radio frequency (RF) coaxial connector, including the first outer conductor 10 and the second matched outer conductor 20, described first
Setting contact ring 30, the contact ring 30 have elasticity between outer conductor 10 and the second outer conductor 20, and the first outer conductor 10 passes through
Contact ring 30 and 20 Elastic Contact of the second outer conductor.30 nature of contact ring is confined state, is remained in this way
Reliable elasticity contacts between first outer conductor 10 and the second outer conductor 20, guarantees its electric property, realizes its low intermodulation elastic connecting
Touching.
As shown in figure 3, for contact ring 30 and 10 fit structure schematic diagram of the first outer conductor；Fig. 4 is the first outer conductor in Fig. 3
10 structural schematic diagrams, Fig. 5 are 30 structural schematic diagram of contact ring described in the utility model；Fig. 6 is contact ring described in the utility model
30 are mounted on schematic perspective view on the first outer conductor 10.It is arranged on first outer conductor 10 described in the utility model fluted
11, the groove 11 is used to limit fixed contact ring 30.The contact ring 30 is ring-type, has the outer contacting cambered surface outwardly protruded
31, the outer contacting cambered surface 31 is distributed uniformly and circumferentially, and when such stress is evenly distributed, and obtains stable electric property.
30 inner opposite end of contact ring is additionally provided with locating plate 32, and the locating plate 32 is plugged together with groove 11 to be matched, and groove 11 limits
The axial movement of bit slice 32 is formulated, and then limits axial movement of the contact ring 30 on the first outer conductor 10.The contact ring 30
Inside is additionally provided with interior contact point 33 close to 32 one end of locating plate, interior contact point 33 directly with 10 linear contact of the first outer conductor,
Guarantee contact reliability in this way, guarantees its electric property, realize its low intermodulation Elastic Contact.
Only locating plate 32 is arranged in inner opposite end in contact ring 30 described in the utility model, and the other end is free state, in this way
When contacting 30 flexible deformation of ring, 32 axial restraint of locating plate is motionless, and other end Free Transform, is conducive to its elasticity in this way and becomes
Shape guarantees to contact reliable and electric property.
Contact ring 30 described in the utility model, the presence of interior contact point 33 will be between contact ring 30 and the first outer conductor 10
Direct contact, be converted to interior contact point 33 directly with 10 linear contact of the first outer conductor, in this way guarantee contact reliability, guarantee
Its electric property realizes its low intermodulation Elastic Contact.
Contact ring 30 described in the utility model, locating plate 32 and interior contact point 33 are arranged in identical one end, due to positioning
32 axial restraint of piece is motionless, thus can fully ensure that interior contact point 33 directly with 10 linear contact of the first outer conductor, Jin Erjin
One step guarantees contact reliability, guarantees its electric property, realizes its low intermodulation Elastic Contact.
Fluted 11 are arranged on first outer conductor 10 for contact ring 30 described in the utility model, contact the locating plate on ring 30
32 cooperate with groove 11, are axially moved in fact, identical structure limitation locating plate 32 is arranged on the second outer conductor 20, together
Identical function may be implemented in sample, guarantees contact reliability, guarantees its electric property, realize its low intermodulation Elastic Contact.But this
Belong to another embodiment, also without the essence for being detached from present aspect protection.
The above content is in conjunction with specific embodiments to detailed description made by the utility model, and it cannot be said that this is practical new
Type specific implementation is only limitted to these explanations.For those skilled in the art of the present invention, this is not being departed from
Under the premise of utility model is conceived, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to the utility model guarantor
The range of shield.
Claims (9)
1. a kind of low intermodulation radio frequency (RF) coaxial connector, including the first outer conductor (10) and the second matched outer conductor
(20), characterized in that setting contact ring (30), the first outer conductor between first outer conductor (10) and the second outer conductor (20)
(10) pass through contact ring (30) and the second outer conductor (20) Elastic Contact.
2. a kind of low intermodulation radio frequency (RF) coaxial connector as described in claim 1, characterized in that the natural shape of the contact ring (30)
State is confined state.
3. a kind of low intermodulation radio frequency (RF) coaxial connector as described in claim 1, characterized in that on first outer conductor (10)
The groove (11) of restricted fixed contact ring (30) is set.
4. a kind of low intermodulation radio frequency (RF) coaxial connector as claimed in claim 3, characterized in that the contact ring (30) is ring
Shape has the outer contacting cambered surface (31) outwardly protruded.
5. a kind of low intermodulation radio frequency (RF) coaxial connector as claimed in claim 4, characterized in that outer contacting cambered surface (31) edge
Circumferencial direction is uniformly distributed.
6. a kind of low intermodulation radio frequency (RF) coaxial connector as described in any in claim 3 ~ 5, characterized in that the contact ring
(30) inner opposite end is provided with locating plate (32), and the locating plate (32) plugs together with groove (11) to be matched, and groove (11) limits
The axial movement of locating plate (32).
7. a kind of low intermodulation radio frequency (RF) coaxial connector as described in claim 1, characterized in that set on the inside of the contact ring (30)
Be equipped with interior contact point (33), interior contact point (33) directly with the first outer conductor (10) linear contact.
8. a kind of low intermodulation radio frequency (RF) coaxial connector as claimed in claim 7, characterized in that interior contact point (33) setting
In identical one end with locating plate (32) on the inside of adosculation ring (30).
9. a kind of low intermodulation radio frequency (RF) coaxial connector as described in claim 1, characterized in that one on the inside of the contact ring (30)
End setting locating plate (32), the other end is free state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820780094.2U CN208284680U (en) | 2018-05-24 | 2018-05-24 | A kind of low intermodulation radio frequency (RF) coaxial connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820780094.2U CN208284680U (en) | 2018-05-24 | 2018-05-24 | A kind of low intermodulation radio frequency (RF) coaxial connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208284680U true CN208284680U (en) | 2018-12-25 |
Family
ID=64730704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820780094.2U Active CN208284680U (en) | 2018-05-24 | 2018-05-24 | A kind of low intermodulation radio frequency (RF) coaxial connector |
Country Status (1)
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|---|---|
| CN (1) | CN208284680U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108631088A (en) * | 2018-05-24 | 2018-10-09 | 上海航天科工电器研究院有限公司 | A kind of low intermodulation radio frequency (RF) coaxial connector |
| CN110247268A (en) * | 2019-06-03 | 2019-09-17 | 中航富士达科技股份有限公司 | Radio frequency connector between a kind of adaptive outer conductor and plate |
-
2018
- 2018-05-24 CN CN201820780094.2U patent/CN208284680U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108631088A (en) * | 2018-05-24 | 2018-10-09 | 上海航天科工电器研究院有限公司 | A kind of low intermodulation radio frequency (RF) coaxial connector |
| WO2019223272A1 (en) * | 2018-05-24 | 2019-11-28 | 上海航天科工电器研究院有限公司 | Low intermodulation radiofrequency coaxial connector |
| US11616325B2 (en) | 2018-05-24 | 2023-03-28 | Research on Electrical Appliances of Shanghai Astronautics | Low intermodulation radiofrequency coaxial connector |
| CN110247268A (en) * | 2019-06-03 | 2019-09-17 | 中航富士达科技股份有限公司 | Radio frequency connector between a kind of adaptive outer conductor and plate |
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| GR01 | Patent grant |