CN217158596U

CN217158596U - Single ridge waveguide coaxial converter

Info

Publication number: CN217158596U
Application number: CN202221022767.0U
Authority: CN
Inventors: 李稳; 王曙光
Original assignee: Chengdu Oula Microwave Components Co ltd
Current assignee: Chengdu Oula Microwave Components Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-08-09
Anticipated expiration: 2032-04-29

Abstract

The utility model relates to a microwave technology field specifically relates to a structure is exquisite, conversion loss is little, the high single ridge waveguide coaxial converter of conversion efficiency. The single-ridge waveguide coaxial converter comprises a waveguide cavity, wherein a matching step is installed inside the waveguide cavity, a first flange is arranged at one end of the waveguide cavity, the other end of the waveguide cavity is sealed, a coaxial connector is arranged at the sealed end, and a probe of the coaxial connector extends into the waveguide cavity and is in contact with the matching step. The utility model discloses a coaxial converter of single spine waveguide through the waveguide chamber, match the cooperation of step, first flange and coaxial connector etc. flange of the straight waveguide of first flange joint during the use lets straight waveguide and waveguide chamber butt joint, and microwave passes through the waveguide chamber and transmits to matching the ladder, and coaxial connector is transfered to the rethread probe, and coaxial connector again transmits microwave, and the part that uses in the conversion process is few, the structure is light and handy, has that the conversion loss is little, characteristics that conversion efficiency is high.

Description

Single ridge waveguide coaxial converter

Technical Field

The utility model relates to a microwave technology field specifically relates to a structure is exquisite, conversion loss is little, the high single ridge waveguide coaxial converter of conversion efficiency.

Background

With the development of microwave technology, unique superiority and huge application prospect of the microwave technology are gradually revealed in a plurality of important fields such as physics, chemistry, electronic information, life science, material science, astronomy, atmosphere and environment monitoring, communication radar, national security and anti-terrorism and the like. In the transmission process of the microwave, the microwave needs to be transmitted from the straight waveguide to be transmitted to the coaxial line, so that a corresponding converter needs to be designed, the existing converters are complex in structure and multiple in parts, and not only are the conversion loss high and the conversion efficiency low, but also the cost is high.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides a structure is exquisite, conversion loss is little, the coaxial converter of single spine waveguide that conversion efficiency is high.

The utility model discloses a following technical scheme realizes: the single-ridge waveguide coaxial converter comprises a waveguide cavity, wherein a matching step is installed inside the waveguide cavity, a first flange is arranged at one end of the waveguide cavity, the other end of the waveguide cavity is sealed, a coaxial connector is arranged at the sealed end, and a probe of the coaxial connector extends into the waveguide cavity and is in contact with the matching step.

For realizing better the utility model discloses, matching step bottom be provided with the screw hole the waveguide chamber on be provided with corresponding screw hole to the cooperation has connecting screw.

For better realizing the utility model discloses, coaxial connector cover be equipped with the second flange that is used for connecting the waveguide chamber to the cooperation has corresponding set screw.

To achieve the object, the coaxial connector of the present invention is provided with a threaded connection portion.

For better realizing the utility model, the one end that the matching step stretched into the waveguide chamber be provided with the round hole, coaxial connector's probe and this round hole cooperation of pegging graft.

For better realizing the utility model discloses, the equal rounding off design in bight of first flange and second flange.

In order to better realize the utility model, the diameter of the probe is 2mm ~ 3 mm.

In order to better realize the utility model, the diameter of the probe is 2.6 mm.

Compared with the prior art, the utility model, following advantage and beneficial effect have at least: the utility model discloses a coaxial converter of single spine waveguide through the waveguide chamber, match the cooperation of step, first flange and coaxial connector etc. flange of the straight waveguide of first flange joint during the use lets straight waveguide and waveguide chamber butt joint, and microwave passes through the waveguide chamber and transmits to matching the ladder, and coaxial connector is transfered to the rethread probe, and coaxial connector again transmits microwave, and the part that uses in the conversion process is few, the structure is light and handy, has that the conversion loss is little, characteristics that conversion efficiency is high.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is an exploded view of a single ridge waveguide coaxial converter according to the present invention;

fig. 2 is a schematic diagram of an assembly structure of the single-ridge waveguide coaxial converter of the present invention;

fig. 3 is a schematic structural diagram of the bottom of the single-ridge waveguide coaxial converter of the present invention;

in the figure, 1-waveguide cavity, 2-coaxial connector, 3-first flange, 4-matching step, 5-second flange, 6-threaded connection, 7-set screw, 8-connecting screw.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. Specific structural and functional details disclosed herein are merely illustrative of example embodiments of the invention. The present invention may, however, be embodied in many alternate forms and should not be construed as limited to the embodiments set forth herein.

It should be understood that, for the term "and/or" as may appear herein, it is merely an associative relationship that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, B exists alone, and A and B exist at the same time; for the term "/and" as may appear herein, which describes another associative object relationship, it means that two relationships may exist, e.g., a/and B, may mean: a exists independently, and A and B exist independently; in addition, for the character "/" that may appear herein, it generally means that the former and latter associated objects are in an "or" relationship.

It should be understood that specific details are provided in the following description to facilitate a thorough understanding of example embodiments. However, it will be understood by those of ordinary skill in the art that the example embodiments may be practiced without these specific details. For example, systems may be shown in block diagrams in order not to obscure the examples in unnecessary detail. In other instances, well-known processes, structures and techniques may not be shown in unnecessary detail to avoid obscuring the examples.

As shown in fig. 1 to 3, the single-ridge waveguide coaxial converter of the present invention comprises a waveguide cavity 1, wherein a matching step 4 is installed inside the waveguide cavity 1, a first flange 3 is provided at one end of the waveguide cavity 1, the other end is sealed, a coaxial connector 2 is provided at the sealed end, and a probe of the coaxial connector 2 extends into the waveguide cavity 1 and contacts with the matching step 4. The utility model discloses a coaxial converter of single spine waveguide, through waveguide chamber 1, match step 4, the cooperation of first flange 3 and coaxial connector 2 etc, the flange of the straight waveguide of first flange 3 connection during the use, let straight waveguide and waveguide chamber 1 butt joint, microwave passes through waveguide chamber 1 and transmits to matching ladder 4, coaxial connector 2 is passed to the rethread probe, coaxial connector 2 again with microwave transmission, the part that uses in the conversion process is few, the structure is light and handy, it is little to have conversion loss, the characteristics that conversion efficiency is high.

Preferably, the bottom of the matching step 4 is provided with a threaded hole, the waveguide cavity 1 is provided with a corresponding threaded hole, and a connecting screw 8 is matched with the threaded hole. After the design, the installation and the replacement of the matching step 4 can be convenient. The number of the connecting screws 8 is generally three, and the connecting screws are uniformly distributed at intervals along the length direction of the matching step 4.

Preferably, the coaxial connector 2 is sleeved with a second flange 5 for connecting the waveguide cavity 1 and is matched with a corresponding fixing screw 7, so that the coaxial connector 2 can be conveniently, quickly and accurately connected after being designed, the stability and reliability of the whole device are improved, and the conversion efficiency is improved.

Further preferably, the coaxial connector 2 is provided with a threaded connection portion 6, so that connection stability can be improved, and stable transmission of converted microwaves can be ensured. Preferably, a circular hole is arranged at one end of the matching step 4 extending into the waveguide cavity 1, and a probe of the coaxial connector 2 is in plug-in fit with the circular hole. Preferably, the corners of the first flange 3 and the second flange 5 are rounded. The diameter of the probe is 2mm to 3mm, and more preferably, the diameter of the probe is 2.6 mm.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: modifications may be made to the embodiments described above, or equivalents may be substituted for some of the features described. Such modifications or substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims

1. The single-ridge waveguide coaxial converter is characterized in that: the waveguide cavity structure comprises a waveguide cavity (1), wherein a matching step (4) is arranged inside the waveguide cavity (1), a first flange (3) is arranged at one end of the waveguide cavity (1), the other end of the waveguide cavity is sealed, a coaxial connector (2) is arranged at the sealed end, and a probe of the coaxial connector (2) extends into the waveguide cavity (1) and is in contact with the matching step (4).

2. The single-ridge waveguide coaxial converter of claim 1, wherein: the bottom of the matching step (4) is provided with a threaded hole, the waveguide cavity (1) is provided with a corresponding threaded hole, and a connecting screw (8) is matched with the threaded hole.

3. The single-ridge waveguide coaxial converter of claim 2, wherein: the coaxial connector (2) is sleeved with a second flange (5) used for connecting the waveguide cavity (1) and matched with a corresponding fixing screw (7).

4. The single-ridge waveguide coaxial converter of claim 3, wherein: the coaxial connector (2) is provided with a threaded connection part (6).

5. The single-ridge waveguide coaxial converter of claim 4, wherein: and a round hole is formed in one end, extending into the waveguide cavity (1), of the matching step (4), and a probe of the coaxial connector (2) is in plug-in fit with the round hole.

6. The single-ridge waveguide coaxial converter of claim 5, wherein: the corners of the first flange (3) and the second flange (5) are designed smoothly.

7. The single-ridge waveguide coaxial converter of claim 6, wherein: the diameter of the probe is 2 mm-3 mm.

8. The single-ridge waveguide coaxial converter of claim 7, wherein: the diameter of the probe is 2.6 mm.