一种双频辐射单元

Abstract

本实用新型公开了一种双频辐射单元，包括馈线板、巴伦板、第一振子、至少两个第二振子以及若干个隔离支撑板，第一振子的工作频段与第二振子的工作频段不同；巴伦板的下端连接于馈线板上；第一振子连接于巴伦板的上端，用于接收信号；隔离支撑板连接于馈线板与第一振子之间，以间隔出若干个辐射区域；第二振子设置在馈线板上且位于辐射区域内，第二振子的高度低于第一振子的高度，用于发射信号；通过上述结构能够使得辐射单元的结构简洁，并且最大限度的分布排列振子，以及降低天线的重量，满足特定场景使用要求。

Claims

1. A dual frequency radiating element, characterized by: It includes a feeder board (10), a balun board (20), a first oscillator (30), at least two second oscillators (40), and several isolation support plates (50), wherein the operating frequency band of the first oscillator (30) is different from that of the second oscillators (40); The lower end of the balun plate (20) is connected to the feeder plate (10); The first oscillator (30) is connected to the upper end of the balun plate (20) and is used to receive signals; The isolation support plate (50) is connected between the feeder plate (10) and the first vibrator (30) to separate several radiation areas (60); The second vibrator (40) is disposed on the feeder plate (10) and located within the radiation area (60). The height of the second vibrator (40) is lower than that of the first vibrator (30), and it is used to transmit signals.

2. A dual frequency radiating element according to claim 1, characterised in that: The first oscillator (30) includes four radiating arms (31) in a cross structure. The isolation support plate (50) is set to four and connected one by one between the radiating arms (31) and the feeder plate (10) to separate four radiating areas (60). The second oscillator (40) is set to four and corresponds one to one of the radiating areas (60).

3. A dual frequency radiating element according to claim 1, characterized in that: The first oscillator (30) is provided with a plurality of first slots (71), the feeder plate (10) is provided with a plurality of second slots (72), and the upper end of the isolation support plate (50) is inserted into the first slot (71) and the lower end is inserted into the second slot (72).

4. A dual frequency radiating element according to claim 1, characterized in that: The feeder board (10) is provided with a plurality of third slots (73), and the second vibrator (40) is inserted into the third slots (73).

5. A dual frequency radiating element according to claim 1, characterized in that: The isolation support plate (50) is integrally formed with the balun plate (20).

6. A dual frequency radiating element according to claim 1, characterized in that: The feeder plate (10), balun plate (20), isolation support plate (50) and / or first oscillator (30) are made of hydrocarbon plates.

7. A dual frequency radiating element according to claim 1, characterized in that: The second oscillator (40) is made of aluminum alloy.

8. A dual frequency radiating element according to claim 1, characterized in that: The first oscillator (30) is configured as an S-band oscillator, and the second oscillator (40) is configured as a C-band oscillator.

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