CN209963235U - WIFI dual-polarized antenna with shielding box function - Google Patents
WIFI dual-polarized antenna with shielding box function Download PDFInfo
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- CN209963235U CN209963235U CN201920570826.XU CN201920570826U CN209963235U CN 209963235 U CN209963235 U CN 209963235U CN 201920570826 U CN201920570826 U CN 201920570826U CN 209963235 U CN209963235 U CN 209963235U
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Abstract
The application relates to a WIFI dual polarized antenna of subsidiary shielding box function belongs to antenna technical field, WIFI dual polarized antenna includes: an antenna intermediate layer; the metal rear cover is connected with one surface of the antenna middle layer in a sealing mode, a sealed accommodating cavity is formed between the one surface of the antenna middle layer and the metal rear cover, and the sealed accommodating cavity is used for accommodating a circuit structure with shielding requirements; the problem that the structure of the WIFI dual-polarized antenna is not compact enough due to the fact that the shielding box is additionally arranged can be solved; because the one side in antenna intermediate level and metal back lid closed connection for this antenna intermediate level can jointly form the shielding box with the metal back lid, need not additionally set up the shielding box for WIFI dual polarized antenna again, both can guarantee to install the circuit structure who holds in the chamber closed and avoid the interference of outside magnetic field and outside electric field, can make WIFI dual polarized antenna's structure compacter again.
Description
Technical Field
The utility model relates to a WIFI dual polarized antenna of subsidiary shielding box function belongs to antenna technical field.
Background
In a wireless communication system, an antenna device is required to transmit and receive electromagnetic waves carrying signals. Generally, an antenna device includes an antenna unit and an antenna case for covering the antenna unit. The antenna unit includes an antenna element, a circuit board, and a shield case.
The shielding box is additionally manufactured and used for protecting the signal processing circuit on the circuit substrate from an external electric field and an external magnetic field. However, the additional fabrication of the shielding box makes the structure of the antenna device less compact.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a WIFI dual polarized antenna of subsidiary shielding box function can solve and additionally set up the shielding box and make the not compact enough problem of structure of WIFI dual polarized antenna. In order to achieve the above purpose, the utility model provides a following technical scheme: the WIFI dual polarized antenna includes:
an antenna intermediate layer;
with lid behind the metal of the one side closure connection in antenna intermediate level, the one side in antenna intermediate level with be formed with the closure between the lid behind the metal and hold the chamber, the closure holds the chamber and is used for holding the circuit structure who has the shielding demand.
Optionally, a protrusion is arranged on the edge of the antenna intermediate layer in a direction perpendicular to the plane where the antenna intermediate layer is located, a groove matched with the protrusion is formed in the metal rear cover, and the protrusion is matched with the groove so that one surface of the antenna intermediate layer is connected with the metal rear cover in a sealing mode.
Optionally, a heat dissipation assembly is disposed on the metal rear cover.
Optionally, the heat dissipation assembly is a heat dissipation fin.
Optionally, the WIFI dual-polarized antenna further comprises a radome, and the radome covers the other surface of the antenna intermediate layer.
Optionally, a coupling radiation unit is disposed on the other surface of the antenna intermediate layer.
Optionally, the coupling radiation unit is made of a circular metal material.
Optionally, the antenna intermediate layer is made of a metal material.
Optionally, the antenna intermediate layer is a reflector of the WIFI dual polarized antenna.
The beneficial effects of the utility model reside in that: by providing an antenna interlayer; the metal rear cover is connected with one surface of the antenna middle layer in a sealing mode, a sealed accommodating cavity is formed between the one surface of the antenna middle layer and the metal rear cover, and the sealed accommodating cavity is used for accommodating a circuit structure with shielding requirements; the problem that the structure of the WIFI dual-polarized antenna is not compact enough due to the fact that the shielding box is additionally arranged can be solved; because the one side in antenna intermediate level and metal back lid closed connection for this antenna intermediate level can jointly form the shielding box with the metal back lid, need not additionally set up the shielding box for WIFI dual polarized antenna again, both can guarantee to install the circuit structure who holds in the chamber closed and avoid the interference of outside magnetic field and outside electric field, can make WIFI dual polarized antenna's structure compacter again.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
Fig. 1 is a schematic structural diagram of a closed connection between an antenna intermediate layer 1 and a metal rear cover 2 according to an embodiment of the present application;
fig. 2 is a schematic structural diagram of an antenna intermediate layer 1 according to an embodiment of the present application;
fig. 3 is a schematic structural diagram of a WIFI dual-polarized antenna with a shielding box function according to an embodiment of the present application.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Fig. 1 to fig. 3 are schematic structural diagrams of a WIFI dual-polarized antenna with a shielding box function according to an embodiment of the present application. As shown in fig. 1, the WIFI dual-polarized antenna at least includes: the antenna comprises an antenna middle layer 1 and a metal rear cover 2 connected with one surface of the antenna middle layer 1 in a sealing mode.
Referring to the antenna intermediate layer 1 shown in fig. 2, one surface of the antenna intermediate layer 1 may be provided with a circuit structure required in the use process of the WIFI dual-polarized antenna, and the circuit structure has a shielding requirement, that is, it is necessary to shield interference of an external electric field and an external magnetic field. Illustratively, the Circuit structure may be a Printed Circuit Board (PCB). Optionally, a coupling radiation unit is disposed on the other side of the antenna intermediate layer 1. Illustratively, the coupling radiation unit is made of a circular metal material. The coupling radiation unit can widen the gain bandwidth of the WIFI dual-polarized antenna and improve the impedance matching condition of the whole WIFI dual-polarized antenna in a broadband frequency range.
Optionally, the antenna intermediate layer 1 is made of a metal material. In one example, the antenna intermediate layer 1 is a reflector plate of a WIFI dual-polarized antenna.
A closed accommodating cavity is formed between one surface of the antenna middle layer 1 and the metal rear cover 2, and the closed accommodating cavity is used for accommodating a circuit structure with shielding requirements. The close connection between the antenna intermediate layer 1 and the metal rear cover 2 enables the WIFI dual-polarized antenna to have a shielding box function, so that a circuit structure installed in the closed accommodating cavity is protected from being interfered by an external electric field and an external magnetic field.
Optionally, circuit structures with shielding requirements include, but are not limited to: signal processing circuit, feed network and radiating element. The feed network and the radiation unit can realize the effect of radiating electromagnetic waves in a specific frequency band.
In one example, a protrusion 11 is provided on the edge of the antenna middle layer 1 and extends in a direction perpendicular to the plane of the antenna middle layer 1, and a groove (not shown) is provided on the metal rear cover 2 and matches with the protrusion, so that one side of the antenna middle layer 1 is connected with the metal rear cover 2 in a sealing manner.
Of course, the antenna intermediate layer 1 may also be integrally and hermetically connected with the metal rear cover 2, and the present embodiment does not limit the manner of hermetically connecting the antenna intermediate layer 1 and the metal rear cover 2.
Optionally, a heat dissipation assembly is disposed on the metal rear cover 2. Illustratively, the heat dissipation assembly is a heat dissipation fin.
Optionally, referring to fig. 3, the WIFI dual-polarized antenna further includes a radome 3, and the radome 3 covers another surface of the antenna intermediate layer 1.
Optionally, the thickness and the structure of the radome 3 minimize the influence of the radome 3 on the spatial radiation of the WIFI dual-polarized antenna.
In summary, the WIFI dual-polarized antenna with the shielding box function provided by this embodiment is provided with the antenna intermediate layer; the metal rear cover is connected with one surface of the antenna middle layer in a sealing mode, a sealed accommodating cavity is formed between the one surface of the antenna middle layer and the metal rear cover, and the sealed accommodating cavity is used for accommodating a circuit structure with shielding requirements; the problem that the structure of the WIFI dual-polarized antenna is not compact enough due to the fact that the shielding box is additionally arranged can be solved; because the one side in antenna intermediate level and metal back lid closed connection for this antenna intermediate level can jointly form the shielding box with the metal back lid, need not additionally set up the shielding box for WIFI dual polarized antenna again, both can guarantee to install the circuit structure who holds in the chamber closed and avoid the interference of outside magnetic field and outside electric field, can make WIFI dual polarized antenna's structure compacter again.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (9)
1. The utility model provides a WIFI dual polarized antenna of subsidiary shielding box function which characterized in that, WIFI dual polarized antenna includes:
an antenna intermediate layer;
with lid behind the metal of the one side closure connection in antenna intermediate level, the one side in antenna intermediate level with be formed with the closure between the lid behind the metal and hold the chamber, the closure holds the chamber and is used for holding the circuit structure who has the shielding demand.
2. The WIFI dual-polarized antenna of claim 1, wherein protrusions are arranged on the edges of the antenna middle layer in an extending mode in a direction perpendicular to the plane of the antenna middle layer, grooves matched with the protrusions are formed in the metal rear cover, and the protrusions are matched with the grooves to enable one surface of the antenna middle layer to be connected with the metal rear cover in a sealing mode.
3. The WIFI dual polarized antenna of claim 2, wherein a heat dissipation assembly is arranged on the metal rear cover.
4. The WIFI dual polarized antenna of claim 3, wherein the heat dissipation assembly is a heat dissipation fin.
5. A WIFI dual polarized antenna according to any one of claims 1 to 4, further comprising a radome covering the other face of the antenna intermediate layer.
6. The antenna of claim 5, wherein the other side of the antenna intermediate layer is provided with a coupling radiation element.
7. The WIFI dual-polarized antenna of claim 6, wherein the coupling radiation unit is made of a circular metal material.
8. A WIFI dual polarized antenna according to any one of claims 1 to 4, wherein the antenna intermediate layer is made of metal.
9. The WIFI dual polarized antenna of claim 8, wherein the antenna middle layer is a reflection plate of the WIFI dual polarized antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920570826.XU CN209963235U (en) | 2019-04-24 | 2019-04-24 | WIFI dual-polarized antenna with shielding box function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920570826.XU CN209963235U (en) | 2019-04-24 | 2019-04-24 | WIFI dual-polarized antenna with shielding box function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209963235U true CN209963235U (en) | 2020-01-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920570826.XU Active CN209963235U (en) | 2019-04-24 | 2019-04-24 | WIFI dual-polarized antenna with shielding box function |
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| CN (1) | CN209963235U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023273896A1 (en) * | 2021-06-30 | 2023-01-05 | 华为技术有限公司 | Antenna and base station |
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2019
- 2019-04-24 CN CN201920570826.XU patent/CN209963235U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023273896A1 (en) * | 2021-06-30 | 2023-01-05 | 华为技术有限公司 | Antenna and base station |
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