Novel orthogonal mode coupler
By designing a novel orthogonal mode coupler and adopting a base and bolt connection structure, the problems of structural complexity and sealing performance were solved, resulting in a compact and reliable coupler structure and efficient production.
Patent Information
- Application Number
- CN202423223918.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-25
- Publication Date
- 2025-11-25
- Estimated Expiration
- 2034-12-25
AI Technical Summary
Existing orthogonal mode couplers have complex structures and are difficult to seal, which affects production efficiency and reliability.
A novel orthogonal mode coupler is designed, comprising a first base, a second base, and a connecting waveguide. By fabricating a feed waveguide, an H-polarized waveguide, and a V-polarized waveguide on the base, and utilizing bolt connections and a sealing groove and sealing ring structure, the fabrication process is simplified and the sealing performance is improved.
This design achieves a compact structure for the orthogonal coupler, enhances reliability, improves production efficiency, and demonstrates good practicality.
Smart Images
Figure CN223599003U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the field of microwave device, especially in a kind of novel quadrature mode coupler. BACKGROUND
[0002] In the microwave millimeter wave frequency band, because the transmission capacity of waveguide structure is larger, loss is low, stability is high and cost is cheap, so antenna feed source is generally designed into waveguide structure, selects horizontal and vertical two directions of polarized signal to transmit, so that it meets the premise of certain isolation of dual polarized signal, increases the transmission capacity of system.
[0003] The most commonly used component for modulating the separation and synthesis of dual polarized signal in the feed source system is quadrature mode coupler, in satellite communication antenna feed system, OMT is usually placed between feed source and diplexer, to separate or synthesize two mutually orthogonal polarized waves;The existing quadrature mode coupler is usually divided into left and right two seats with the narrow side of signal channel as center, by machining half signal channel on two seats respectively, then combining into complete signal channel, the quadrature mode coupler of this structure has the problems of relatively complex structure and difficult sealing treatment;Therefore, a new quadrature mode coupler is needed to solve the above problems. SUMMARY
[0004] The utility model aims at at least one of the technical problems existing in prior art is solved. For this purpose, the utility model provides a kind of novel quadrature mode coupler.
[0005] The technical scheme that one embodiment of the utility model solves its technical problem is as follows: a kind of novel quadrature mode coupler, including first seat body, second seat body and continuous waveguide;
[0006] The first side of first seat body is shaped with feed source waveguide, the second side of first seat body is shaped with H polarized waveguide communicated with feed source waveguide, and the third side of first seat body is shaped with V polarized waveguide communicated with feed source waveguide;
[0007] Second seat body is installed on the fourth side of first seat body, and first transition waveguide communicated with H polarized waveguide and / or V polarized waveguide is shaped on the fourth side of first seat body and second seat body;
[0008] Continuous waveguide is inserted into feed source waveguide.
[0009] As one of the preferred embodiments of the utility model, a kind of novel quadrature mode coupler further includes the connecting sleeve installed on the end of continuous waveguide away from first seat body, for being connected to external device.
[0010] As one of the preferred embodiments of the utility model, first seal groove is arranged on the fourth side of first seat body and is annularly arranged in the outer ring of first transition waveguide, and further include first sealing ring arranged in first seal groove.
[0011] As one of the preferred embodiments of the utility model, the second seat body is connected with the first seat body through the first bolt connecting structure.
[0012] As one of the preferred embodiments of the utility model, the novel orthogonal mode coupler further comprises a first docking seat arranged on the second side of the first seat body and a second docking seat arranged on the third side of the first seat body, the first docking seat is provided with a second transition waveguide in communication with the H polarized waveguide, and the second docking seat is provided with a third transition waveguide in communication with the V polarized waveguide.
[0013] As one of the preferred embodiments of the utility model, the first docking seat is provided with a second sealing groove arranged around the outer circle of the second transition waveguide, the second docking seat is provided with a third sealing groove arranged around the outer circle of the third transition waveguide, and the second sealing groove is provided with a second sealing ring and the third sealing groove is provided with a third sealing ring.
[0014] As one of the preferred embodiments of the utility model, the first docking seat is connected with the first seat body through the second bolt connecting structure, and the second docking seat is connected with the first seat body through the third bolt connecting structure.
[0015] As one of the preferred embodiments of the utility model, the feed waveguide is formed on the upper end of the first seat body, the H polarized waveguide is formed on the left end of the first seat body, the V polarized waveguide is formed on the right end of the first seat body, and the first transition waveguide is formed between the lower end of the first seat body and the second seat body.
[0016] The utility model discloses the beneficial effects of a novel orthogonal mode coupler, comprising a first seat body, a second seat body and a continuous waveguide, the first side of the first seat body is formed with a feed waveguide, the second side of the first seat body is formed with an H polarized waveguide in communication with the feed waveguide, and the third side of the first seat body is formed with a V polarized waveguide in communication with the feed waveguide, the second seat body is arranged on the fourth side of the first seat body, and the fourth side of the second seat body and the first seat body is formed with a first transition waveguide in communication with the H polarized waveguide and / or the V polarized waveguide, the continuous waveguide is inserted into the feed waveguide, and the above structure can not only make the structure of the orthogonal coupler more compact and enhance the reliability, but also be favorable to improving the production efficiency and have very good practicability. BRIEF DESCRIPTION OF DRAWINGS
[0017] The above and / or additional aspects and advantages of the utility model will become apparent and more readily appreciated from the following description of the embodiments, with reference to the following drawings, in which:
[0018] Figure 1 It is a structural schematic view of a novel orthogonal mode coupler;
[0019] Figure 2 It is an exploded view of a novel orthogonal mode coupler;
[0020] Figure 3 It is a cross-sectional view of a novel orthogonal mode coupler;
[0021] Figure 4 It is a simulation model diagram of a signal channel. DETAILED DESCRIPTION
[0022] This part will describe the specific embodiments of the utility model in detail, the preferred embodiments of the utility model are shown in the drawings, the role of the drawings is to supplement the description of the text part with graphics, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.
[0023] In the description of the utility model, the meaning of multiple is two or more than, less than, more than, etc. is not included in the number, above, below, etc. is included in the number. If it is described to the first, second, it is only used for distinguishing technical features for the purpose, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the sequence of indicated technical features.
[0024] In the description of the utility model, it is understood that the position description, such as up, down, front, back, left, right, etc. is based on the position or location relationship shown in the drawing, which is only for the convenience of describing the utility model and simplifying the description, and is not used to indicate or imply that the device or element indicated must have a specific position, be constructed and operated in a specific position, so it cannot be understood as the limitation of the utility model.
[0025] In the utility model, unless otherwise explicitly limited, the words such as "set", "install", "connect" should be understood broadly, for example, it can be directly connected, or indirectly connected through an intermediate medium, it can be fixedly connected, or detachably connected, or integrally formed, it can be mechanically connected, or the internal communication of two elements or the interaction relationship of two elements. The skilled in the art can reasonably determine the specific meaning of the above words in the utility model according to the specific content of the technical scheme.
[0026] Reference Figures 1 to 4 A novel orthogonal mode coupler, comprising a first seat body 10, a second seat body 20 and a continuous waveguide 30;
[0027] The first side of the first seat body 10 is formed with a feed waveguide 11, the second side of the first seat body 10 is formed with an H polarization waveguide 12 in communication with the feed waveguide 11, and the third side of the first seat body 10 is formed with a V polarization waveguide 13 in communication with the feed waveguide 11;
[0028] The second seat body 20 is arranged on the fourth side of the first seat body 10, and the second seat body 20 and the fourth side of the first seat body 10 are formed with a first transition waveguide 40 in communication with the H-polarized waveguide 12 and / or the V-polarized waveguide 13.
[0029] The connecting waveguide 30 is inserted into the feed waveguide 11.
[0030] 1) In the utility model, with reference to Figure 4 , the signal channel is composed of the feed waveguide 11, the H-polarized waveguide 12 and the V-polarized waveguide 13, wherein the feed waveguide 11 is used for signal feeding, the H-polarized waveguide 12 is used as H-polarized signal output, and the V-polarized waveguide 13 is used as V-polarized signal output; with reference to Figures 1-3 , during production, first, the feed waveguide 11 is processed on the upper end of the first seat body 10 in the form of a cotter pin, the H-polarized waveguide 12 is processed on the left end of the first seat body 10 in the form of a cotter pin, the V-polarized waveguide 13 is processed on the right end of the first seat body 10 in the form of a cotter pin, and a part of the first transition waveguide 40 is processed on the lower end of the first seat body 10 in the form of a cotter pin, and the H-polarized waveguide 12 and the V-polarized waveguide 13 are communicated with the feed waveguide 11 inside the first seat body 10, and the part of the first transition waveguide 40 is communicated with the H-polarized waveguide 12 and / or the V-polarized waveguide 13 inside the first seat body 10; then, another part of the first transition waveguide 40 is processed on the second seat body 20 in the form of a cotter pin; then, the second seat body 20 is connected with the first seat body 10 through the first bolt connection structure 71 to form a complete first transition waveguide 40; and then, the connecting waveguide 30 is inserted into the feed waveguide 11 to form a complete orthogonal mode coupler.
[0031] 2) In some embodiments, a new type of orthogonal mode coupler further comprises a connecting sleeve 50 arranged on the end of the connecting waveguide 30 away from the first seat body 10, used for connecting to external equipment; wherein the connecting sleeve 50 and the end of the connecting waveguide 30 away from the first seat body 10 are connected together in the form of glueing; in some embodiments, a first sealing groove 61 is arranged on the fourth side of the first seat body 10 and surrounds the outer circle of the first transition waveguide 40, and a first sealing ring 62 is arranged in the first sealing groove 61, and the second seat body 20 abuts against the first sealing ring 62 when arranged on the first seat body 10, serving as a seal between the first seat body 10 and the second seat body 20.
[0032] 3) In some embodiments, a new type of orthogonal mode coupler further comprises a first docking seat 80 arranged on the second side of the first seat body 10 and a second docking seat 90 arranged on the third side of the first seat body 10, the first docking seat 80 is provided with a second transition waveguide 81 in communication with the H-polarized waveguide 12, and the second docking seat 90 is provided with a third transition waveguide 91 in communication with the V-polarized waveguide 13; preferably, the first docking seat 80 is connected with the first seat body 10 through the second bolt connection structure 72, and the second docking seat 90 is connected with the first seat body 10 through the third bolt connection structure 73; by arranging the first docking seat 80 and the second docking seat 90, the orthogonal mode coupler is connected to external equipment, and the shape, size, etc. of the first docking seat 80 and the second docking seat 90 are customized according to different needs to meet the different equipment use needs of different users.
[0033] 4) In some embodiments, the first docking seat 80 is provided with a second sealing groove 63 arranged around the outer circle of the second transition waveguide 81, and the second docking seat 90 is provided with a third sealing groove 64 arranged around the outer circle of the third transition waveguide 91, and further comprising a second sealing ring arranged in the second sealing groove 63 and a third sealing ring arranged in the third sealing groove 64; the first seat body 10 can abut against the second sealing ring when the first docking seat 80 is arranged thereon, as a seal between the first seat body 10 and the first docking seat 80; and the first seat body 10 can abut against the third sealing ring when the second docking seat 90 is arranged thereon, as a seal between the first seat body 10 and the second docking seat 90.
[0034] 5) In some embodiments, the feed waveguide 11 is formed at the upper end of the first seat body 10, the H-polarized waveguide 12 is formed at the left end of the first seat body 10, the V-polarized waveguide 13 is formed at the right end of the first seat body 10, and the first transition waveguide 40 is formed between the lower end of the first seat body 10 and the second seat body 20; this arrangement can make the H-polarized waveguide 12 and the V-polarized waveguide 13 arranged at the left and right ends of the first seat body 10, the upper end as a feed input, and the lower end for processing and docking the first transition waveguide 40, which is conducive to simplifying the structure and processing of the orthogonal mode coupler.
[0035] 6) The utility model discloses the advantage lies in: through above -mentioned structure not only can make the structure of orthogonal coupler more compact, enhance reliability, and it is favorable to improve production efficiency, has very good practicality.
[0036] Of course, the utility model is not limited to the above-mentioned embodiment, and those skilled in the art can make equivalent transformation or replacement without departing from the spirit of the utility model, and these equivalent transformations and replacements are all included in the range defined by the claims of the present application.
Claims
1. A novel quadrature mode coupler characterized by: The first seat body (10), the second seat body (20) and the connecting waveguide (30) are included. The first side of the first seat body (10) is shaped with a feed waveguide (11), the second side of the first seat body (10) is shaped with an H polarization waveguide (12) in communication with the feed waveguide (11), and the third side of the first seat body (10) is shaped with a V polarization waveguide (13) in communication with the feed waveguide (11). The second seat body (20) is arranged on the fourth side of the first seat body (10), and the second seat body (20) and the fourth side of the first seat body (10) are shaped with a first transition waveguide (40) in communication with the H polarization waveguide (12) and / or the V polarization waveguide (13). The connecting waveguide (30) is inserted into the feed waveguide (11).
2. A novel quadrature mode coupler as claimed in claim 1, wherein: A connecting sleeve (50) is arranged on the end of the connecting waveguide (30) away from the first seat body (10) for connection to an external device.
3. A novel quadrature mode coupler as claimed in claim 1, wherein: A first sealing groove (61) is arranged on the fourth side of the first seat body (10) and encircles the outer ring of the first transition waveguide (40), and a first sealing ring (62) is arranged in the first sealing groove (61).
4. A novel quadrature mode coupler as claimed in claim 1, wherein: The second seat body (20) is connected to the first seat body (10) through a first bolt connection structure (71).
5. A novel quadrature mode coupler as claimed in claim 1, wherein: A first docking seat (80) is arranged on the second side of the first seat body (10), and a second docking seat (90) is arranged on the third side of the first seat body (10), the second docking seat (90) is provided with a third transition waveguide (91) in communication with the V polarization waveguide (13).
6. A novel quadrature mode coupler as claimed in claim 5, characterized in that: A second sealing groove (63) is arranged on the first docking seat (80) and encircles the outer ring of the second transition waveguide (81), and a third sealing groove (64) is arranged on the second docking seat (90) and encircles the outer ring of the third transition waveguide (91), a second sealing ring is arranged in the second sealing groove (63), and a third sealing ring is arranged in the third sealing groove (64).
7. A novel quadrature mode coupler as claimed in claim 5, wherein: The first docking seat (80) is connected to the first seat body (10) through a second bolt connection structure (72), and the second docking seat (90) is connected to the first seat body (10) through a third bolt connection structure (73).
8. A novel quadrature mode coupler as claimed in claim 1, wherein: The feed waveguide (11) is shaped on the upper end of the first seat body (10), the H polarization waveguide (12) is shaped on the left end of the first seat body (10), the V polarization waveguide (13) is shaped on the right end of the first seat body (10), and the first transition waveguide (40) is shaped between the lower end of the first seat body (10) and the second seat body (20).