CN216720280U

CN216720280U - All-in-one antenna structure and communication equipment

Info

Publication number: CN216720280U
Application number: CN202123353783.6U
Authority: CN
Inventors: 张虎; 王晔
Original assignee: Shanghai Gaojun Technology Co ltd
Current assignee: Shanghai Gaojun Technology Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-06-10
Anticipated expiration: 2031-12-29

Abstract

The utility model provides an all-in-one antenna structure and equipment, wherein, all-in-one antenna structure includes multiple antenna, and single antenna includes radiating element, matching circuit and radio frequency connector, the radiating element with matching circuit connects, matching circuit with the radio frequency connector is connected, and radiating element, matching circuit and the radio frequency connector of every antenna all locate on the same PCB board. The utility model integrates various antennas used for matching different types of communication modules on one PCB board, has simple structure, high integration level and low cost, can be used for both internal installation and external installation, and ensures the integrity, the aesthetic property and the practicability of the product.

Description

All-in-one antenna structure and communication equipment

Technical Field

The utility model belongs to the technical field of antennas, and particularly relates to an all-in-one antenna structure and communication equipment.

Background

For the communication equipment with a plurality of communication modules of different types, a plurality of corresponding antennas are needed to be matched usually, the built-in antennas are often difficult to be abnormal due to various limitations when the design of the built-in antennas is carried out, and the cost is high, for example, the communication equipment with the built-in 5G modules and other types of communication modules is provided, only a single 5G module needs to be matched with 4 antennas to normally work, and for the intelligent gateway equipment with 3 built-in 5G modules, 12 antennas for matching the 5G modules are needed, therefore, the mode of externally arranging a plurality of mutually independent finished antennas is usually adopted at present, but the integrity, the attractiveness and the practicability of the product cannot be guaranteed by the mode.

SUMMERY OF THE UTILITY MODEL

Accordingly, in order to solve the above technical problems, an all-in-one antenna structure and an apparatus capable of being built-in or built-out are provided.

The technical scheme adopted by the utility model is as follows:

on the one hand, provide an antenna structure is unified to many, including multiple antenna, single antenna includes radiating element, matching circuit and radio frequency connector, the radiating element with matching circuit connects, matching circuit with the radio frequency connector is connected, its characterized in that, radiating element, matching circuit and the radio frequency connector of every antenna all locate on the same PCB board.

On the other hand, provide a communication equipment who embeds above-mentioned antenna structure of unifying more, include the equipment casing and locate control panel in the equipment casing, its characterized in that, the equipment casing includes drain pan, signal division board and antenna protection casing, the upside of drain pan is uncovered, the signal division board is sealed uncovered, form the cavity of resorption, antenna protection casing cover is located outside the signal division board, form the epicoele, the antenna structure of unifying more is fixed in go up the intracavity, the control panel is fixed in the cavity of resorption, the radio frequency connector of every antenna of antenna structure of unifying more passes through one respectively the radio frequency cable of signal division board with the control panel is connected.

On the other hand, the communication equipment with the external antenna structure integrating multiple functions is further characterized by further comprising an antenna shell, a radio frequency cable outlet is formed in one side of the antenna shell, the antenna structure integrating multiple functions is fixed in the antenna shell, and a radio frequency connector of each antenna of the antenna structure integrating multiple functions is connected with the control panel in the equipment shell through a radio frequency cable passing through the radio frequency cable outlet.

The utility model integrates various antennas used for matching different types of communication modules on one PCB board, has simple structure and high integration level, greatly reduces the difficulty and cost of antenna design, can be used for both internal arrangement and external arrangement, and ensures the integrity, the aesthetic property and the practicability of products.

Drawings

The utility model is described in detail below with reference to the following figures and detailed description:

fig. 1 is a schematic structural diagram of an all-in-one antenna structure according to the present invention;

FIG. 2 is a schematic top view of a single antenna according to the present invention;

FIG. 3 is a schematic side view of a single antenna according to the present invention;

FIG. 4 is a schematic structural diagram of a communication device with an integrated antenna structure according to the present invention;

fig. 5 is a schematic structural diagram of a communication device with an external all-in-one antenna structure according to the present invention.

Detailed Description

As shown in fig. 1, an embodiment of the present disclosure provides an all-in-one antenna structure, which includes a plurality of antennas and a PCB 120.

The multiple antennas are used for matching different types of communication modules, in this embodiment, the multiple antennas include 12 5G antennas, 3 4G antennas, 2 WIFI antennas, 1 NB-loT antenna, and 1 GNSS antenna, and altogether 19 antennas, and each antenna is uniformly distributed on the PCB board 120, as shown in fig. 1, the 12 5G antennas are divided into 3 groups (5G-1, 5G-2, 5G-3) respectively corresponding to the 3 5G modules, and each group includes 4 antennas (ANT _0, ANT _1, ANT _2, and ANT _ 3); the 3 4G antennas are 4G-1, 4G-2 and 4G-3 respectively and correspond to 3 4G modules; the 2 WIFI antennas are WIFI-1 and WIFI-2 respectively; the 1 NB-loT antenna is NB and the 1 GNSS antenna is GPS.

Of course, which communication type and number of antennas are used in the multiple antennas are determined according to the communication module to be collocated.

As shown in fig. 2 and fig. 3, taking the single antenna 110 of 5G-1 and ANT _0 as an example, the single antenna includes a supporting block 111, an FPC radiation patch 112, a matching circuit 113 and a radio frequency connector 114, where the supporting block 111 is fixed on a PCB 120, the FPC radiation patch 112 is fixed on the surface of the supporting block 111 as a radiation unit of the antenna, the FPC radiation patch 112 has an electrical contact 112a, the PCB 120 has a plurality of radio frequency traces 121 corresponding to each antenna, the FPC radiation patch 112 is connected to the corresponding radio frequency traces 121 through the electrical contact 112a, the radio frequency traces 121 are connected to the matching circuit 113, the matching circuit 113 is connected to the radio frequency connector 114, the matching circuit 113 is used for matching the operating frequency band of the corresponding antenna, and the radio frequency connector 114 is used for connecting a radio frequency cable.

Wherein, the supporting block 111 adopts the plastics material.

The FPC radiation patch 112 is used as a radiation unit and is fixed by the supporting block 111, which is helpful to reduce the size of the PCB 120, so that the internal space of the communication device using the all-in-one antenna structure of the present invention is more compact, and of course, a ceramic type or LDS type radiation unit may be used, and if the size of the PCB 120 is not considered, a lead may be printed on the PCB 120 as a radiation unit.

In order to route the rf cable from the back of the PCB 120 after connecting with the rf connector 114, the PCB 120 has a plurality of rf cable through holes 122, see fig. 1.

When the distance between the GNSS antenna and other antennas around the GNSS antenna is large enough, and the isolation degree of the GNSS antenna relative to other antennas meets the design requirement, the GNSS antenna can also adopt a purchased finished antenna in consideration of the cost problem.

As shown in fig. 4, based on the same inventive concept, the embodiment of the present disclosure further provides a communication device with the above-mentioned all-in-one antenna structure 1 built therein, which includes a device housing 210, a control board 220 disposed in the device housing 211, and a plurality of rf cables 230.

The device case 210 includes a bottom case 211, a signal separation plate 212, and an antenna shield 213.

The bottom case 211 has an upper opening, and the signal isolation plate 212 closes the opening to form a lower chamber.

The upper surface of the signal isolation board 212 has a supporting column 212a for supporting and fixing the all-in-one antenna structure 1 and a plurality of wire holes for the plurality of rf cables 230 to pass through, and the all-in-one antenna structure 1 is fixed in the upper cavity through the supporting column 212a, and of course, the all-in-one antenna structure 1 may also be fixed in the upper cavity through other manners.

The antenna shield 213 covers the signal isolation plate 212 to form an upper cavity, and the control board 220 is fixed in the lower cavity.

The plurality of radio frequency cables 230 correspond to one antenna respectively, one end of each radio frequency cable 230 is connected with the radio frequency connector 114 corresponding to the antenna, for the antenna located at the edge of the PCB 120, the other end of the corresponding radio frequency cable 230 is led to the signal isolation plate 212 downwards through the outer side of the PCB 120, for the antenna located at the inner side of the PCB 120, the other end of the corresponding radio frequency cable 230 passes through the radio frequency cable through hole 122 of the PCB 120 and is led to the signal isolation plate 212 downwards, and all the radio frequency cables 230 enter the lower cavity from the plurality of wire holes on the signal isolation plate 212 and are connected with the control board 220.

The communication equipment with the built-in all-in-one antenna structure 1 has a compact structure and convenient assembly, overcomes the problem of difficulty in building various antennas in the prior art, and can ensure that signals between the all-in-one antenna structure 1 and the control panel 220 are not interfered with each other through the signal isolation plate 212.

The bottom case 211 and the signal isolation plate 212 are made of metal, and the antenna shield 213 is made of nonmetal.

As shown in fig. 5, based on the same inventive concept, an embodiment of the present disclosure further provides a communication device externally installed with the above-mentioned all-in-one antenna structure, which includes a device housing 210, a control board disposed in the device housing 210, an antenna housing 220, and a plurality of rf cables 230.

One side of the antenna housing 220 is provided with a radio frequency cable outlet, the inner surface of the bottom of the antenna housing 220 is provided with a supporting column 221 for supporting and fixing the all-in-one antenna structure 1, the all-in-one antenna structure 1 is fixed in the antenna housing 220 through the supporting column 221, and of course, the all-in-one antenna structure 1 can also be fixed in the antenna housing 220 through other manners.

The antenna housing 220 is flat to form an external flat all-in-one antenna.

The antenna housing 220 may be made of a non-metallic material.

The plurality of radio frequency cables 230 correspond to one antenna respectively, one end of each radio frequency cable 230 is connected with the radio frequency connector 114 corresponding to the antenna, for the antenna located at the edge of the PCB 120, the other end of the corresponding radio frequency cable 230 is led downwards through the outer side of the PCB 120, for the antenna located at the inner side of the PCB 120, the other end of the corresponding radio frequency cable 230 passes through the radio frequency cable through hole 122 of the PCB 120 and is led downwards, and all the radio frequency cables 230 are led out of the antenna housing 220 from the radio frequency cable outlet of the antenna housing 220, and then penetrate into the device housing 210 and are connected with the control board.

The communication equipment with the external all-in-one antenna structure 1 ensures the integrity, the attractiveness and the practicability of the product.

However, those skilled in the art should realize that the above embodiments are illustrative only and not limiting to the present invention, and that changes and modifications to the above described embodiments are intended to fall within the scope of the appended claims, provided they fall within the true spirit of the present invention.

Claims

1. The utility model provides an all-in-one antenna structure, includes multiple antenna, and single antenna includes radiating element, matching circuit and radio frequency connector, the radiating element with matching circuit connects, matching circuit with the radio frequency connector is connected, its characterized in that, radiating element, matching circuit and the radio frequency connector of every antenna all locate on the same PCB board.

2. The all-in-one antenna structure as recited in claim 1, wherein the radiating element is an FPC radiating patch.

3. The antenna structure of claim 2, wherein the antenna further comprises a supporting block, the supporting block is fixed on the PCB, the FPC radiation patch is fixed on the supporting block, the FPC radiation patch has electrical contacts thereon, the PCB has a plurality of rf traces corresponding to each antenna, and the rf traces are connected to the electrical contacts and the matching circuit of the corresponding antenna.

4. The antenna structure of claim 3, wherein the plurality of antennas comprise a 5G antenna, a 4G antenna, a WIFI antenna, an NB-loT antenna, and a GNSS antenna.

5. The antenna structure of claim 4, wherein the number of the 5G antennas is 12, the number of the 4G antennas is 3, the number of the WIFI antennas is 2, the number of the NB-loT antennas is 1, and the number of the GNSS antennas is 1, and the antennas are uniformly distributed on the PCB.

6. The antenna structure as claimed in claim 5, wherein the PCB has a plurality of RF cable vias formed therein.

7. The communication equipment with the built-in antenna structure of any one of claims 1 to 6, comprising an equipment housing and a control board arranged in the equipment housing, wherein the equipment housing comprises a bottom shell, a signal isolation board and an antenna protection cover, the upper side of the bottom shell is open, the signal isolation board is closed to form a lower cavity, the antenna protection cover is arranged outside the signal isolation board to form an upper cavity, the antenna structure is fixed in the upper cavity, the control board is fixed in the lower cavity, and the radio frequency connector of each antenna of the antenna structure is connected with the control board through a radio frequency cable which passes through the signal isolation board.

8. The communication device as claimed in claim 7, wherein the signal isolation board has a supporting pillar on an upper surface thereof for supporting and fixing the all-in-one antenna structure.

9. The communication equipment with the antenna structure as set forth in any one of claims 1 to 6, comprising an equipment housing and a control board disposed in the equipment housing, wherein the communication equipment further comprises an antenna housing, a radio frequency cable outlet is disposed at one side of the antenna housing, the antenna structure is fixed in the antenna housing, and the radio frequency connector of each antenna of the antenna structure is connected with the control board in the equipment housing through a radio frequency cable passing through the radio frequency cable outlet.

10. The communication device as claimed in claim 9, wherein the inner surface of the bottom of the antenna housing has a support pillar for supporting and fixing the all-in-one antenna structure.