阅读说明：本技术 一种小型化n型宽带腔体功分器 (Miniaturized N-type broadband cavity power divider ) 是由 马志清 许哲 刘俊龙 唐振宇 朱正航 于 2019-08-26 设计创作，主要内容包括：本发明涉及一种小型化N型宽带腔体功分器,包括接头、腔体、同轴棒、插针、绝缘子,其特征在于所述腔体内放置一根同轴棒,同轴棒的端口处与N型接头的插针连接,N型接头的插针作为N型宽带腔体功分器的插孔；所述N型接头上设有凸台并加密封圈,通过绝缘子与腔体螺纹连接；所述腔体外径14mm,内径10mm,N型接头采用M13*1螺牙。本发明具有成本低,性能优越,三阶互调好、互调稳定,结构尺寸小,装配简单等特点。(The invention relates to a miniaturized N-type broadband cavity power divider, which comprises a connector, a cavity, a coaxial rod, a contact pin and an insulator, and is characterized in that the coaxial rod is placed in the cavity, the port of the coaxial rod is connected with the contact pin of the N-type connector, and the contact pin of the N-type connector is used as a jack of the N-type broadband cavity power divider; the N-shaped joint is provided with a boss and a sealing ring, and is in threaded connection with the cavity through an insulator; the cavity external diameter 14mm, internal diameter 10mm, N type connects and adopts M13 x 1 thread. The invention has the characteristics of low cost, excellent performance, good third-order intermodulation, stable intermodulation, small structural size, simple assembly and the like.)

1. A miniaturized N-type broadband cavity power divider comprises a connector, a cavity, a coaxial rod, a contact pin and an insulator, and is characterized in that the coaxial rod is placed in the cavity, the port of the coaxial rod is connected with the contact pin of the N-type connector, and the contact pin of the N-type connector is used as a jack of the N-type broadband cavity power divider; the N-shaped joint is provided with a boss and a sealing ring, and is in threaded connection with the cavity through an insulator; the cavity external diameter 14mm, internal diameter 10mm, N type connects and adopts M13 x 1 thread.

2. The miniaturized N-type broadband cavity power divider of claim 1, comprising two butted N-type junctions.

Technical Field

The invention relates to a miniaturized N-type broadband cavity power divider, in particular to a high-performance low-cost broadband cavity power divider.

Background

At present, in a cavity power divider used in the prior art, the outer diameter of a cavity is 18mm, the inner diameter of the cavity is 14mm, an N-type joint is M16 x 1, the cavity structure size of the power divider is large under the limited energy, copper consumption of a copper joint is high, and three-order intermodulation is unstable.

Disclosure of Invention

The invention aims to overcome the defects and design a miniaturized N-type broadband cavity power divider.

The technical scheme of the invention is as follows: the miniaturized N-type broadband cavity power divider comprises a connector, a cavity, a coaxial rod, a contact pin and an insulator, and is characterized in that the coaxial rod is placed in the cavity, the port of the coaxial rod is connected with the contact pin of the N-type connector, and the contact pin of the N-type connector is used as a jack of the N-type broadband cavity power divider; the N-shaped joint is provided with a boss and a sealing ring, and is in threaded connection with the cavity through an insulator; the cavity external diameter 14mm, internal diameter 10mm, N type connects and adopts M13 x 1 thread.

Generally, the present invention includes two butted N-joints.

According to the miniaturized N-type broadband cavity power divider, the outer diameter of the cavity is 14mm, the inner diameter of the cavity is 10mm, the N-type joint adopts M13 x 1 threads, on the premise of the same performance, the cost is reduced (compared with the existing product, the cost is reduced by 20%), and the production efficiency of the power divider is improved.

The connection of the N-shaped joint and the cavity adopts a threaded connection mode, the joint is provided with the lug boss and the sealing ring, and is connected with the cavity through the insulator, so that the intermodulation performance of the power divider is improved, and meanwhile, the protection grade of the power divider is improved (generally reaching IP 65).

The contact pin of the N-type joint is simultaneously used as the jack of the power divider with the N-type broadband cavity, so that the intermodulation performance of the power divider is improved, and the assembly is simple and convenient.

The invention has the characteristics of low cost, excellent performance, good third-order intermodulation, stable intermodulation, small structural size, simple assembly and the like.

Drawings

FIG. 1 is a schematic overall view of an embodiment of the present invention.

Fig. 2 is an exploded view of the structure of the embodiment.

In the figure, 1-cavity, 2-coaxial rod, 3-contact pin, 4-insulator, 5-N-type joint and 6-sealing ring.

Detailed Description

The following detailed description is made with reference to the embodiments and the accompanying drawings.

Example (b): the miniaturized N-type broadband cavity power divider is shown in the attached figures 1 and 2 and mainly comprises an N-type connector 5, a cavity 1, a coaxial rod 2, a contact pin 3 and an insulator 4, and is mainly characterized in that the coaxial rod 2 is placed in the cavity 1, the port of the coaxial rod 2 is connected with the contact pin 3 of the N-type connector 5, and the contact pin 3 of the N-type connector 5 is used as a jack of the N-type broadband cavity power divider; the N-shaped joint 5 is provided with a boss and a sealing ring 6, and is in threaded connection with the cavity 1 through the insulator 4.

In the embodiment, the outer diameter of the cavity is 14mm, the inner diameter is 10mm, and M13 x 1 threads are adopted in the N-shaped joint.

Embodiments include two butted N-joints.

The present embodiment is assembled as follows: the coaxial rod 2 is placed into the cavity 1, the contact pin 3 is fastened to the coaxial rod 2 through a tool, the jack 3 serves as a jack of an N-type broadband cavity power divider, a boss and a sealing ring 6 are reserved on the N-type connector 5, the insulator 4 is placed in the N-type connector 5, the connector with the insulator 4 is butted to the contact pin 3, and then the N-type connector 5 is screwed into a threaded hole of the cavity 1 through a torque wrench.

According to the miniaturized N-type broadband cavity power divider, the outer diameter of the cavity is 14mm, the inner diameter of the cavity is 10mm, the N-type joint adopts M13 x 1 threads, the cost is reduced (compared with the existing product, the cost is reduced by 20%) on the premise of equal performance, and the production efficiency of the power divider is improved. The N-shaped joint is connected with the cavity in a threaded connection mode, a boss and a sealing ring are arranged on the joint, and the joint is connected with the cavity through an insulator, so that the intermodulation performance of the power divider is improved, and meanwhile, the protection grade of the power divider is improved (generally reaching IP 65). The contact pin of the N-type joint is simultaneously used as a jack of the power divider with the N-type broadband cavity, so that the intermodulation performance of the power divider is improved, and the assembly is simple and convenient.