CN108471004A - A kind of radio frequency interface - Google Patents
A kind of radio frequency interface Download PDFInfo
- Publication number
- CN108471004A CN108471004A CN201810476753.8A CN201810476753A CN108471004A CN 108471004 A CN108471004 A CN 108471004A CN 201810476753 A CN201810476753 A CN 201810476753A CN 108471004 A CN108471004 A CN 108471004A
- Authority
- CN
- China
- Prior art keywords
- earth conductor
- radio
- radio frequency
- cavity
- conductive pin
- 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.)
- Granted
Links
- 239000004020 conductor Substances 0.000 claims abstract description 65
- 238000003780 insertion Methods 0.000 claims abstract description 8
- 230000037431 insertion Effects 0.000 claims abstract description 8
- 239000000523 sample Substances 0.000 claims description 20
- 239000012212 insulator Substances 0.000 claims description 19
- 239000002184 metal Substances 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000013011 mating Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research 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
- 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
-
- 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
- H01R13/64—Means for preventing incorrect coupling
-
- 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
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
- H01R13/6581—Shield structure
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The invention discloses a kind of radio frequency interfaces, it is characterised in that：Include for the earth conductor of radio frequency interface, to insertion frequency connection conductive pin, conductive pin and the fixed dielectric of earth conductor, the earth conductor side is equipped with several radio-frequency front-ends, the other side is the plug connection that conductive pin and conductive pin are connected to insertion frequency, it is corresponded on the earth conductor and is equipped with a cavity at each radio-frequency front-end, the radio-frequency front-end is located in corresponding cavity, and a heat-conducting pad is equipped in each cavity.By using the interface structure, it is the shielding cavity that can be used as heat sink and also can be used as radio-frequency front-end by the second earth conductor, improves radiating efficiency, and same parts, it serves many purposes simultaneously, realizes the multiplexing of function, integrated level is improved, the structure of product is simplified, reduces production cost.
Description
Technical field
The present invention relates to a kind of radio frequency interfaces.
Background technology
Radio-frequency devices are the cores being wirelessly connected, every indispensable radio-frequency devices in the place for needing to be wirelessly connected.In Internet of Things
Using under promotion, the following global radio connection quantity is by growth at double, as communication enters the 5G epoch, base station equipment also by
Gradually to this extensive array antenna and integration, integrative development, whole equipment require and meanwhile generate multiple wave beam alignment targets into
Row information is transmitted, and this requires every channel signals to large scale array antenna to handle, to carry out digital multiple beam reality
The function of existing system.
Since there are many port number of radio-frequency front-end, the fever of system is very big, and the heat inside equipment is difficult to distribute, existing
It is usually the plate connector composition connection array of three-member type or two-piece type in the radio frequency connector used, to transmit 64 channels
Radiofrequency signal, cooling fin is additionally provided with behind connector, utilize separately plus cooling fin realize system heat dissipation, exist
Following disadvantage：Each component function is single in radio frequency connector, to realize each function, needs to increase corresponding component, design knot
Structure is complicated, and the integrated level of product is destroyed, and the production cost increases.Therefore, how problem above is solved, is engineer at this stage
The direction of research.
Invention content
It is an object of the present invention to provide a kind of radio frequency interfaces, by using the interface structure, the second earth conductor are used as dissipating
The shielding cavity of hot plate and radio-frequency front-end improves radiating efficiency, and same parts, serves many purposes simultaneously, realize function
Multiplexing improves integrated level, simplifies the structure of product, reduces production cost.
In order to achieve the above objectives, the technical solution adopted by the present invention is：A kind of radio frequency interface includes for radio frequency interface
Earth conductor sets insertion frequency connection conductive pin, conductive pin and the fixed dielectric of earth conductor, the earth conductor side
It is the plug connection that conductive pin and conductive pin are connected to insertion frequency to have several radio-frequency front-ends, the other side, and the ground connection is led
It is corresponded on body and is equipped with a cavity at each radio-frequency front-end, the radio-frequency front-end is located in corresponding cavity, each sky
Intracavitary is equipped with a heat-conducting pad.
In above-mentioned timely scheme, the earth conductor is metal framework structure, and the metal framework structure includes being located at day
First earth conductor of line side and the second earth conductor of radio frequency side are provided with location hole on first earth conductor, institute
The positioning pin for being provided on the second earth conductor and coordinating with the location hole is stated, the two is mating.
In above-mentioned timely scheme, it is respectively arranged with plurality of element hole on first earth conductor, the second earth conductor,
Component hole site in two side frames is corresponding, and a component is equipped in each component holes, which feeds including a metal
Probe and an insulator.
In above-mentioned timely scheme, the insulator includes the first insulator, the second insulator, the metal feed probes packet
The first feed probes, the second feed probes are included, first insulator is formed with the corresponding first feed probes connection
First assembly, second insulator and corresponding second feed probes connection, second component of composition, described first group
Part, the second component, which are separately connected, is fixed on first earth conductor, on the second earth conductor, constitutes first connecting portion, second
Interconnecting piece, the first connecting portion are connected with antenna side, and the second connecting portion is connected with radio frequency side.
In above-mentioned timely scheme, the cavity on second earth conductor and the second component arranged for interval, the sky
The spacing of chamber and the second inter-module is λ/4.
In above-mentioned timely scheme, first earth conductor is antenna-reflected plate, and second earth conductor is radio frequency screen
Cover chamber.
Since above-mentioned technical proposal is used, the present invention has following advantages compared with prior art：
It, also can be same simultaneously as the shielding cavity of radio-frequency front-end 1. the second earth conductor can be used as heat sink in the present invention
Parts serve many purposes simultaneously, realize the multiplexing of function, improve the integrated level of product, simplify the structure of product, reduce life
Produce cost.
2. the earth conductor is equipped with several radio-frequency front-ends, it is equipped with a cavity at corresponding each radio-frequency front-end,
The radio-frequency front-end, which is connected by heat-conducting pad with the cavity, may make up auxiliary radiating device, better auxiliary system heat dissipation,
Improve radiating efficiency.
3. the first earth conductor, the second earth conductor are arranged in the radio frequency interface, first earth conductor, the second ground connection
Plurality of element hole is respectively arranged on conductor, the component hole site in two side frames is corresponding, on first earth conductor
It is provided with location hole, the positioning pin coordinated with the location hole is provided on second earth conductor, the two is mating, real
Existing blindmate, product structure is simple, easy to assembly.
Description of the drawings
Fig. 1 is radio frequency interface structure diagram in the present invention；
Wherein：1, the first earth conductor；2, the second earth conductor；3, cavity；4, radio-frequency front-end；5, heat-conducting pad；6,
One insulator；7, the second insulator；8, the first feed probes；9, the second feed probes.
Specific implementation mode
The invention will be further described with reference to the accompanying drawings and embodiments：
Embodiment one：Shown in Figure 1, a kind of radio frequency interface includes for the earth conductor of radio frequency interface, to insertion frequency
Conductive pin, conductive pin and the fixed dielectric of earth conductor are connected, the earth conductor side is equipped with several radio-frequency front-ends
4, the other side is the plug connection that conductive pin and conductive pin are connected to insertion frequency, is corresponded on the earth conductor each described
A cavity 3 is equipped at radio-frequency front-end 4, the radio-frequency front-end 4 is located in corresponding cavity 3, is led equipped with one in each cavity 3
Heat pad piece 5.The earth conductor is equipped with several radio-frequency front-ends 4, and a cavity 3 is equipped at corresponding each radio-frequency front-end 4,
The radio-frequency front-end 4, which is connected by heat-conducting pad 5 with the cavity 3, may make up auxiliary radiating device, and better auxiliary system dissipates
Heat improves radiating efficiency.
Shown in Figure 1, the earth conductor is metal framework structure, and the metal framework structure includes being located at antenna side
The first earth conductor 1 and radio frequency side the second earth conductor 2, be provided with location hole on first earth conductor 1, it is described
The positioning pin coordinated with the location hole is provided on second earth conductor 2, the two is mating.Second earth conductor 2
It can be used as heat sink, it is also possible to make the shielding cavity of radio-frequency front-end 4, same parts serve many purposes simultaneously, realize function
Multiplexing, improve the integrated level of product, simplify the structure of product, reduce production cost.
It is shown in Figure 1, it is respectively arranged with plurality of element hole on first earth conductor 1, the second earth conductor 2,
Component hole site in two side frames is corresponding, and a component is equipped in each component holes, which feeds including a metal
Probe and an insulator.
Shown in Figure 1, the insulator includes the first insulator 6, the second insulator 7, the metal feed probes packet
The first feed probes 8, the second feed probes 9 are included, first insulator 6 is connected with corresponding first feed probes 8
First assembly, second insulator 7 and the corresponding connection of second feed probes 9 second component of composition are formed, it is described
First assembly, the second component, which are separately connected, is fixed on first earth conductor 1, on the second earth conductor 2, constitutes the first connection
Portion, second connecting portion, the first connecting portion are connected with antenna side, and the second connecting portion is connected with radio frequency side.
It is shown in Figure 1, the cavity 3 on second earth conductor 2 and the second component arranged for interval, the cavity
3 and second inter-module spacing be λ/4, the λ be electromagnetic wavelength.
Shown in Figure 1, first earth conductor 1 is antenna-reflected plate, and second earth conductor 2 is radio shielding
Chamber.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention.It is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of radio frequency interface, it is characterised in that：Include for radio frequency interface earth conductor, to insertion frequency connection conductive pin,
Conductive pin and the fixed dielectric of earth conductor, the earth conductor side are equipped with several radio-frequency front-ends, and the other side is institute
The plug connection for connecting conductive pin and conductive pin to insertion frequency is stated, corresponds on the earth conductor and is set at each radio-frequency front-end
There are a cavity, the radio-frequency front-end to be located in corresponding cavity, a heat-conducting pad is equipped in each cavity.
2. radio frequency interface according to claim 1, it is characterised in that：The earth conductor is metal framework structure, described
Metal framework structure includes the second earth conductor of the first earth conductor and radio frequency side positioned at antenna side, first ground connection
It is provided with location hole on conductor, the positioning pin coordinated with the location hole, the two grafting are provided on second earth conductor
Cooperation.
3. radio frequency interface according to claim 2, it is characterised in that：On first earth conductor, the second earth conductor
It is respectively arranged with plurality of element hole, the component hole site in two side frames is corresponding, and one group is equipped in each component holes
Part, the component include a metal feed probes and an insulator.
4. radio frequency interface according to claim 3, it is characterised in that：The insulator include the first insulator, second absolutely
Edge, the metal feed probes include the first feed probes, the second feed probes, first insulator and corresponding institute
State the first feed probes connection composition first assembly, second insulator and the corresponding second feed probes connection group
At the second component, the first assembly, the second component, which are separately connected, is fixed on first earth conductor, the second earth conductor
On, first connecting portion, second connecting portion are constituted, the first connecting portion is connected with antenna side, the second connecting portion and radio frequency
Side is connected.
5. radio frequency interface according to claim 4, it is characterised in that：Cavity on second earth conductor and described the
The spacing of two component arranged for interval, the cavity and the second inter-module is λ/4, and the λ is electromagnetic wavelength.
6. radio frequency interface according to claim 1, it is characterised in that：First earth conductor is antenna-reflected plate, institute
It is radio shielding chamber to state the second earth conductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810476753.8A CN108471004B (en) | 2018-05-18 | 2018-05-18 | Radio frequency interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810476753.8A CN108471004B (en) | 2018-05-18 | 2018-05-18 | Radio frequency interface |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108471004A true CN108471004A (en) | 2018-08-31 |
| CN108471004B CN108471004B (en) | 2024-06-11 |
Family
ID=63260392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810476753.8A Active CN108471004B (en) | 2018-05-18 | 2018-05-18 | Radio frequency interface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108471004B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003234616A (en) * | 2002-02-06 | 2003-08-22 | Sharp Corp | Radiator |
| CN101615788A (en) * | 2008-06-23 | 2009-12-30 | 华为技术有限公司 | A kind of radio frequency lightning protection device and method |
| CN102891374A (en) * | 2012-08-17 | 2013-01-23 | 航天恒星科技有限公司 | Tri-band integrated antenna |
| US20130127563A1 (en) * | 2011-11-23 | 2013-05-23 | Raytheon Company | High frequency, high bandwidth, low loss microstrip to waveguide transition |
| CN103138047A (en) * | 2012-07-18 | 2013-06-05 | 苏州市吴通天线有限公司 | Double frequency high-low elevation gain global navigation satellite system (GNSS) aerial |
| CN204615380U (en) * | 2015-05-15 | 2015-09-02 | 湖南中普防雷股份有限公司 | A kind of navigation system radio frequency lightning protection device |
| CN105244231A (en) * | 2015-11-04 | 2016-01-13 | 中国电子科技集团公司第四十研究所 | Single-pole triple-throw N-type high-frequency high-power RF coaxial relay |
| CN208508052U (en) * | 2018-05-18 | 2019-02-15 | 吴通控股集团股份有限公司 | A kind of radio frequency interface |
-
2018
- 2018-05-18 CN CN201810476753.8A patent/CN108471004B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003234616A (en) * | 2002-02-06 | 2003-08-22 | Sharp Corp | Radiator |
| CN101615788A (en) * | 2008-06-23 | 2009-12-30 | 华为技术有限公司 | A kind of radio frequency lightning protection device and method |
| US20130127563A1 (en) * | 2011-11-23 | 2013-05-23 | Raytheon Company | High frequency, high bandwidth, low loss microstrip to waveguide transition |
| CN103138047A (en) * | 2012-07-18 | 2013-06-05 | 苏州市吴通天线有限公司 | Double frequency high-low elevation gain global navigation satellite system (GNSS) aerial |
| CN102891374A (en) * | 2012-08-17 | 2013-01-23 | 航天恒星科技有限公司 | Tri-band integrated antenna |
| CN204615380U (en) * | 2015-05-15 | 2015-09-02 | 湖南中普防雷股份有限公司 | A kind of navigation system radio frequency lightning protection device |
| CN105244231A (en) * | 2015-11-04 | 2016-01-13 | 中国电子科技集团公司第四十研究所 | Single-pole triple-throw N-type high-frequency high-power RF coaxial relay |
| CN208508052U (en) * | 2018-05-18 | 2019-02-15 | 吴通控股集团股份有限公司 | A kind of radio frequency interface |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108471004B (en) | 2024-06-11 |
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