CN214153214U

CN214153214U - High-performance broadband horn antenna

Info

Publication number: CN214153214U
Application number: CN202120417609.4U
Authority: CN
Inventors: 周光明; 唐晓容
Original assignee: Chengdu Chuangyishitong Technology Co ltd
Current assignee: Chengdu Chuangyishitong Technology Co ltd
Priority date: 2021-02-25
Filing date: 2021-02-25
Publication date: 2021-09-07
Anticipated expiration: 2031-02-25

Abstract

The utility model discloses a high-performance broadband horn antenna, which comprises a base and an antenna main body arranged on the base, wherein the antenna main body comprises a horn-shaped shell and two ridge plates arranged in the horn-shaped shell, and the two ridge plates are both connected with a radio frequency connector; the base comprises a bottom plate, a base for fixing the ridge plates and an inclined block for fixing the base, the two ridge plates are arranged in the middle of the bottom plate in a mirror image mode, the side edges of the ridge plates are fixed on the inner wall of the horn-shaped shell, the top surface of the base is an inclined surface, a clamping groove capable of being clamped into the ridge plates is formed in the middle of the base, the two base plates are symmetrically arranged on the bottom plate, the ridge plates are clamped into the clamping groove, and the inclined surface of the base inclines downwards from outside to inside; the inclined block is fixed in a gap between the two bases; the radio frequency connection is fixed on the outer side of the base. The utility model provides an antenna operating frequency width, characteristics such as directionality is good are convenient for install and carry, are applicable to fields such as radio frequency spectrum monitoring, EMC test, radar communication system, electronic reconnaissance and antagonism and use.

Description

High-performance broadband horn antenna

Technical Field

The utility model belongs to the antenna field, concretely relates to high performance broadband horn antenna.

Background

At present, it is relatively heavy to add spine horn antenna, inconvenient installation and transportation, mostly adopts the welding moreover between the panel of shell, because the vibrations of loudspeaker make the welding position split easily and lead to the antenna to damage, does not have securing device on the spine of some spine horns, because the vibrations of spine during the use lead to the feeder head to shake disconnected easily.

Disclosure of Invention

An object of the utility model is to provide a high performance broadband horn antenna, this antenna structure is stable, and working property is good.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a high-performance broadband horn antenna comprises a base and an antenna main body arranged on the base, wherein the antenna main body comprises a horn-shaped shell and two ridge plates arranged in the horn-shaped shell, the two ridge plates are connected with a radio frequency connector, the base comprises a bottom plate, a base used for fixing the ridge plates and an inclined block used for fixing the base, the two ridge plates are arranged in the middle of the bottom plate in a mirror image mode, the side edges of the ridge plates are fixed on the inner wall of the horn-shaped shell, the top surface of the base is an inclined surface, clamping grooves capable of being clamped into the ridge plates are formed in the middle of the base, the two bases are symmetrically arranged on the bottom plate and enable the ridge plates to be clamped into the clamping grooves, and the inclined surface of the base inclines downwards from outside to inside; the inclined block is fixed in a gap between the two bases; the radio frequency connector is fixed on the outer side of the base.

Furthermore, the bottom plate of base installs the mounting panel, and it has the mounting hole to open on the mounting panel.

Furthermore, the sloping block comprises a first fixing part clamped in a gap between the two bases and a second fixing part which can be positioned on the inclined surfaces of the two bases, and the first fixing part and the second fixing part are integrally formed.

The utility model provides a horn antenna's performance index as follows:

bandwidth: 0.7 GHz-26.5 GHz; polarization mode: linearly polarizing; radiation pattern: orientation; voltage standing wave ratio: 2.5(0.7 GHz-1 GHz), typ; 2(1 GHz-18 GHz), typ; 2(18 GHz-26.5 GHz), typ; antenna gain: 3.46-15dB (0.7 GHz-26.5 GHz), typ; bearing power: more than or equal to 100W (N-KFD); not less than 50W (SMA-KFD); antenna size: 204x240x142 mm; nominal impedance: 50 omega; the temperature of the working environment: -40 ℃ to 65 ℃.

Compared with the prior art, the utility model provides an antenna operating frequency width, characteristics such as directionality is good are convenient for install and carry, are applicable to on-vehicle, fixed, move field such as formula and use and field such as radio frequency spectrum monitoring, EMC test, radar communication system, electronic reconnaissance and antagonism and use.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a bottom view of the present invention.

Fig. 3 is a cross-sectional view taken along line a-a of fig. 2.

Fig. 4 is a cross-sectional view taken along line B-B of fig. 2.

Fig. 5 is a top view of the present invention.

Fig. 6 is a cross-sectional view taken along line C-C of fig. 5.

The labels in the figure are: 10. a base; 11. a base plate; 12. a base; 13. a sloping block; 14. mounting a plate; 20. a horn-shaped housing; 30. a spine panel; 40. a radio frequency connector.

Detailed Description

As shown in fig. 1 to 6, the high-performance broadband horn antenna provided by this embodiment includes a base 10, a horn-shaped housing 20, a ridge plate 30 and a radio frequency connector 40, where the base 10 includes a bottom plate 11, a base 12, an inclined block 13 and a mounting plate 14, the mounting plate 14 is disposed in the center of the bottom plate 11, and a mounting hole is formed in the mounting plate 14 for mounting the horn antenna; the two ridge plates 30 are arranged at the center of the bottom plate 11 in a mirror image mode, the base 12 is provided with clamping grooves matched with the ridge plates 30, the top surface of each clamping groove is an inclined surface, the clamping grooves of the base 12 are clamped on the ridge plates 30, the bottom of each clamping groove is fixed with the bottom plate 11, the inclined surface of the base 12 inclines from outside to inside, a certain gap exists between the two base 12, the inclined block 13 is arranged in the gap, the inclined block 13 comprises a first fixing portion located in the gap and a second fixing portion located on the inclined surface of the base 12, the first fixing portion and the second fixing portion are integrally formed, the inclined block 13 is fixedly connected with the bottom plate 11, the ridge plates 30 are fixed through the bases 12 in the embodiment, and the bases 12 are fixed through the inclined blocks 13, so that the ridge plates 30 are fixed stably and firmly.

Horn type casing 20 fixed mounting specifically installs at the top of base 12 on base 10, and mounting fixed connection such as screw is passed through with horn type casing 20 inner wall to ridge board 30, two ridge boards 30 all with radio frequency connector 40 electric connection.

When the horn antenna is used, the horn antenna is installed at the corresponding position through the installation hole on the base 10, and then the receiving and transmitting interfaces of the system are connected with the radio frequency connector 40.

The above is only the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any modification and replacement based on the technical solution and the utility model should be covered in the protection scope of the present invention.

Claims

1. The utility model provides a high performance broadband horn antenna, includes base (10) and installs antenna subject on base (10), antenna subject includes horn type casing (20) and is provided with two spinal plates (30) in horn type casing (20), and two spinal plates (30) all are connected its characterized in that with radio frequency connector (40): the base (10) comprises a bottom plate (11), bases (12) used for fixing ridge plates (30) and an inclined block (13) used for fixing the bases (12), the two ridge plates (30) are arranged in the middle of the bottom plate (11) in a mirror image mode, the side edges of the ridge plates (30) are fixed on the inner wall of the horn-shaped shell (20), the top surface of each base (12) is an inclined plane, clamping grooves capable of being clamped into the ridge plates (30) are formed in the middle of each base, the two bases (12) are symmetrically arranged on the bottom plate (11) and enable the ridge plates (30) to be clamped into the clamping grooves, and the inclined planes of the bases (12) incline downwards from outside to inside; the inclined block (13) is fixed in a gap between the two bases (12); the radio frequency connector (40) is fixed on the outer side of the base (12).

2. A high performance broadband feedhorn according to claim 1, wherein: the mounting plate (14) is installed on the bottom plate (11) of the base (10), and mounting holes are formed in the mounting plate (14).

3. A high performance broadband feedhorn according to claim 1, wherein: the sloping block (13) comprises a first fixing part clamped into a gap between the two bases (12) and a second fixing part which can be positioned on the inclined surfaces of the two bases (12), and the first fixing part and the second fixing part are integrally formed.