CN208508052U - A kind of radio frequency interface - Google Patents
A kind of radio frequency interface Download PDFInfo
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- CN208508052U CN208508052U CN201820738715.0U CN201820738715U CN208508052U CN 208508052 U CN208508052 U CN 208508052U CN 201820738715 U CN201820738715 U CN 201820738715U CN 208508052 U CN208508052 U CN 208508052U
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- earth conductor
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- frequency
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Abstract
The utility model discloses a kind of radio frequency interfaces, it is characterized by comprising for radio frequency interface earth conductor, to frequency connection conductive pin inserts, dielectric fixed on conductive pin and earth conductor, the earth conductor side is equipped with several radio-frequency front-ends, the other side is described pair and the plug connection that frequency connects conductive pin and conductive pin inserts, 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, the second earth conductor, which can be used as heat sink also, can be used as the shielding cavity of radio-frequency front-end, improve radiating efficiency, and same components, 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 utility model relates to a kind of radio frequency interfaces.
Background technique
Radio-frequency devices are the cores being wirelessly connected, all indispensable radio-frequency devices in 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 transmission, 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
In the plate connector composition connection array that the radio frequency connector used is usually three-member type or two-piece type, thus 64 channels of transmitting
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.
Summary of the invention
The utility model aim is to provide a kind of radio frequency interface, and by using the interface structure, the second earth conductor is used
Make the shielding cavity of heat sink and radio-frequency front-end, improves radiating efficiency, and same components, serve many purposes simultaneously, realize function
The multiplexing of energy improves integrated level, simplifies the structure of product, reduces production cost.
In order to achieve the above objectives, the technical solution adopted in the utility model is: a kind of radio frequency interface, including connects for radio frequency
Mouthful earth conductor, to frequency connection conductive pin inserts, dielectric fixed on conductive pin and earth conductor, the earth conductor
Side is equipped with several radio-frequency front-ends, and the other side is described pair and the plug connection that frequency connects conductive pin and conductive pin inserts, described
It is corresponded on earth conductor and is equipped with a cavity at each radio-frequency front-end, the radio-frequency front-end is located in corresponding cavity, each
A heat-conducting pad is equipped in the cavity.
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 being provided on the second earth conductor with location hole cooperation 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 connect with corresponding second feed probes and form the second component, and 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, cavity and the second component arranged for interval on second earth conductor, the sky
The spacing of chamber and the second inter-module is λ/4, and the λ is electromagnetic wavelength.
In above-mentioned timely scheme, first earth conductor is antenna-reflected plate, and second earth conductor is radio frequency screen
Cover chamber.
Due to the above technical solutions, the present invention has the following advantages over the prior art:
1. the second earth conductor can be used as heat sink in the utility model, can also simultaneously as the shielding cavity of radio-frequency front-end,
Same components, serve many purposes simultaneously, realize the multiplexing of function, improve the integrated level of product, simplify the structure of product, drop
Low production 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 with location hole cooperation is provided on second earth conductor, the two is mating, real
Existing blindmate, product structure is simple, easy to assembly.
Detailed description of the invention
Fig. 1 is radio frequency interface structural block diagram in the utility model；
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 embodiment
The utility model is further described with reference to the accompanying drawings and embodiments:
Embodiment one: a kind of shown in Figure 1, radio frequency interface, including for radio frequency interface earth conductor, to insert frequency
Dielectric fixed on conductive pin, conductive pin and earth conductor is connected, before the earth conductor side is equipped with several radio frequencies
End 4, the other side is described pair and the plug connection that frequency connects conductive pin and conductive pin inserts, and corresponds to each institute on the earth conductor
It states and is equipped with a cavity 3 at radio-frequency front-end 4, the radio-frequency front-end 4 is located in corresponding cavity 3, is equipped with one in each cavity 3
Heat-conducting pad 5.The earth conductor is equipped with several radio-frequency front-ends 4, is equipped with a cavity at corresponding each radio-frequency front-end 4
3, the radio-frequency front-end 4, which is connected by heat-conducting pad 5 with the cavity 3, may make up auxiliary radiating device, better auxiliary system
Heat dissipation 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 with location hole cooperation 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 components 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 is formed, second insulator 7 forms the second component with the corresponding connection of second feed probes 9, 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, cavity 3 and the second component arranged for interval on second earth conductor 2, 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 frequency screen
Cover chamber.
The above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement accordingly, do not limit the protection scope of the present invention.
All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover the protection scope of the utility model it
It is interior.
Claims (6)
1. a kind of radio frequency interface, it is characterised in that: including for radio frequency interface earth conductor, to insert frequency connection conductive pin,
Fixed dielectric on conductive pin and earth conductor, the earth conductor side are equipped with several radio-frequency front-ends, and the other side is
Described pair inserts the plug connection that frequency connects conductive pin and conductive pin, corresponds at each radio-frequency front-end on the earth conductor
Equipped with a cavity, the radio-frequency front-end is located in corresponding cavity, and 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 with location hole cooperation, 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 2, it is characterised in that: first earth conductor is antenna-reflected plate, institute
Stating the second earth conductor is radio shielding chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820738715.0U CN208508052U (en) | 2018-05-18 | 2018-05-18 | A kind of radio frequency interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820738715.0U CN208508052U (en) | 2018-05-18 | 2018-05-18 | A kind of radio frequency interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208508052U true CN208508052U (en) | 2019-02-15 |
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ID=65292885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820738715.0U Active CN208508052U (en) | 2018-05-18 | 2018-05-18 | A kind of radio frequency interface |
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| CN (1) | CN208508052U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108471004A (en) * | 2018-05-18 | 2018-08-31 | 吴通控股集团股份有限公司 | A kind of radio frequency interface |
-
2018
- 2018-05-18 CN CN201820738715.0U patent/CN208508052U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108471004A (en) * | 2018-05-18 | 2018-08-31 | 吴通控股集团股份有限公司 | A kind of radio frequency interface |
| CN108471004B (en) * | 2018-05-18 | 2024-06-11 | 吴通控股集团股份有限公司 | Radio frequency interface |
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