CN201533000U - Direct-fastening type polarization separator - Google Patents
Direct-fastening type polarization separator Download PDFInfo
- Publication number
- CN201533000U CN201533000U CN2009201953771U CN200920195377U CN201533000U CN 201533000 U CN201533000 U CN 201533000U CN 2009201953771 U CN2009201953771 U CN 2009201953771U CN 200920195377 U CN200920195377 U CN 200920195377U CN 201533000 U CN201533000 U CN 201533000U
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- polarization separator
- waveguide
- polarization
- circular waveguide
- separator
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Abstract
The utility model discloses a direct-fastening type polarization separator, comprising a polarization separator connected with a microwave chamber outer unit, characterized in that: the polarization separator comprises a round wave guide port and two rectangular wave guide ports and the polarization separator is fixed in a metal box and the wave guide port on the metal box is in anastomosis end-joint with two rectangular wave guide ports of the polarization separator and the end surface of each wave guide port of the polarization separator is provided with a connection machine device directly connected with the microwave chamber outer unit. The direct-fastening type polarization separator provides a microwave antenna dual-polarization work mode, so as to simplify the system, increase the reliability, reduce the loss, improve the system performance and not influence the other performance of the system.
Description
Technical field
The utility model relates to the utility model and relates to the microwave antenna technical field, more particularly relates to the separation and the combination mechanism of two orthogonally polarized signals in the work of dual polarization microwave antenna.
Background technology
In order to increase the information capacity of microwave transmission system, the identical linear polarization microwave signal of two-way operating frequency can be fed in the system orthogonally by polarization separator, owing between two signals very high isolation is arranged, can transmit independently, polarization separator is a key equipment of realizing this function, general polarization separator structure includes three ports, as Fig. 1～shown in Figure 4, be divided into a common port 2a, two same polarization port 2b, the equipment that relates to comprises microwave antenna, polarization separator, flexible waveguide, adapter, microwave outdoor unit (ODU).As seen use device category more,, reduce the project installation workload, improve system index if energy simplified apparatus kind can improve system reliability.
Summary of the invention
The purpose of this utility model is exactly that provide for the deficiency that solves prior art a kind of can not only reduce existing engineering equipment preparation kind, improve equipment dependability, reduce system loss, its function synthesized traditional discrete mode, and functional parameter is better than the straight button polarization separator of discrete.
The utility model is to adopt following technical solution to realize above-mentioned purpose: a kind of straight button polarization separator, comprise that one connects the polarization separator of microwave outdoor unit, it is characterized in that: described polarization separator has a circular waveguide mouth and two rectangular waveguide mouths, the utmost point divides separator to be fixed in the metal case, metal case is provided with the waveguide mouth and docks with two rectangular waveguides of polarization separator are identical, and each waveguide mouth end face of polarization separator is provided with the connection mechanical device and directly is connected with microwave outdoor unit.
As further specifying of such scheme, described two rectangular waveguides lay respectively at circular waveguide axis both sides, and two rectangular waveguide axis are at a distance of certain distance, circular waveguide other end metallic plate complete closed.
Described polarization separator with a circular waveguide tube as main body, opening rectangle coupling fenestra perpendicular to the both sides of axis, two coupling fenestras upwards at a distance of a segment distance, equal angles on this section circular waveguide, equidistantly are welded with a series of thin metal bars in diametric(al) at circular waveguide shaft; Two window places welding rectangular waveguide, welding flange on the waveguide; Circular waveguide one end seals with metallic plate, other end welding flange.
The described metal case that is used for fixing polarization separator is divided into partly combination of left-right symmetric two, and profile is a cuboid, and polarization separator is fixed therein.
Described polarization separator, metal case and mechanical device assemble into an integral body by screw, and interface has waterproof grommet, and outer surface sprays paint.
The beneficial effect that the utility model adopts above-mentioned technical solution to reach is:
1, the utility model adopts polarization separator, Waveguide interface, jockey is integrated together, become as a whole, microwave antenna dual polarization mode of operation can be provided, compare with traditional double polarization mode of operation, can simplified system, improve reliability, reduce loss, systematic function there is certain improvement, and can influence other performances of system.
2, polarization separator of the present utility model has reduced the connection waveguide partly, the insertion loss of Jian Shaoing thus: as being approximately 1dB in the 15G frequency range, be about 0.5dB in the 8G frequency range.
3, the utility model is one and has the standalone feature device, the like-polarized two way microwave signals of same frequency can be converted into mutually orthogonal polarization mode; Also can be with the two-way same frequency, the microwave signal of mutually orthogonal polarization is separated into two-way same polarization mode.
Description of drawings
Fig. 1 is the polarization separator structural representation of known technology;
Fig. 2 is the polarization separator structural representation of known technology;
Fig. 3 is the polarization separator structural representation of known technology;
Fig. 4 is that the polarization separator engineering of known technology is used block diagram;
Fig. 5 is the structural representation of the polarization separator user mode of known technology;
Fig. 6 is the structural representation of polarization separator user mode of the present utility model;
Fig. 7 is the package assembly schematic diagram of Fig. 6;
Fig. 8 is a polarization separator cored structure schematic diagram of the present utility model;
Fig. 9 is the metal case structural representation that polarization separator is housed of the present utility model;
Figure 10 is the structural representation of suit polarization separator of the present utility model.
Description of reference numerals: 1, microwave outdoor unit 2, polarization separator 2-1, circular waveguide mouth 2-2, rectangular waveguide mouth 2-3, circular waveguide tube 2-4, ring flange 2a, common port 2b, same polarization port 3, metal case 3-1, waveguide mouth 4, mechanical device 5, metallic plate 6, connection waveguide are partly
Embodiment
As Fig. 6～shown in Figure 10, a kind of straight button polarization separator of the utility model, comprise that one connects the polarization separator 2 of microwave outdoor unit 1, this polarization separator 2 has a circular waveguide mouth 2-1 and two rectangular waveguide mouth 2-2, the utmost point divides separator 2 to be fixed in the metal case 3, metal case 3 is provided with waveguide mouth 3-1 and docks with two rectangular waveguide mouth 2-2 of polarization separator are identical, and each waveguide mouth end face of polarization separator 2 is provided with connection mechanical device 4 and directly is connected with microwave outdoor unit 1.Wherein, two rectangular waveguides lay respectively at circular waveguide axis both sides, and two rectangular waveguide axis are certain distance apart, circular waveguide other end metallic plate 5 complete closed.In the present embodiment, polarization separator 2 with a circular waveguide tube 2-3 as main body, opening rectangle coupling fenestra perpendicular to the both sides of axis, two coupling fenestras upwards at a distance of a segment distance, equal angles on this section circular waveguide, equidistantly are welded with a series of thin metal bars in diametric(al) at circular waveguide shaft; Two window places welding rectangular waveguide, welding flange 2-4 on the waveguide; Circular waveguide one end seals other end welding flange 2-4 with metallic plate 5.
The metal case 3 that is used for fixing polarization separator 2 is divided into partly combination of left-right symmetric two, profile is a cuboid, polarization separator 2 is fixed therein, available machining or forging type are realized being connected partly with other equipment, make individual design according to equipment interface, generally use the die casting moulding.Polarization separator, metal case and mechanical device three partly assemble into an integral body by screw, and interface has waterproof grommet, and outer surface sprays paint.
In the use, straight button polarization separator has the standalone feature device as one, the like-polarized two way microwave signals of same frequency can be converted into mutually orthogonal polarization mode; Also can be with the two-way same frequency, the microwave signal of mutually orthogonal polarization is separated into two-way same polarization mode.As shown in Figure 5 with shown in Figure 6, present embodiment compared with prior art, polarization separator has reduced connection waveguide partly 6, the insertion loss of Jian Shaoing thus: as being 1dB in the 15G frequency range, be 0.5dB in the 8G frequency range.
The utility model is not limited to the foregoing description, and the structure that the described metal case that is used for fixing polarization separator is connected with other equipment is not unique, can be designed to different structure type, as long as can connect reliable, assurance air-tightness.Under the condition that does not break away from the utility model marrow, any change that those skilled in the art did all belongs to protection range of the present utility model.
Claims (5)
1. straight button polarization separator, comprise that one connects the polarization separator of microwave outdoor unit, it is characterized in that: described polarization separator has a circular waveguide mouth and two rectangular waveguide mouths, the utmost point divides separator to be fixed in the metal case, metal case is provided with the waveguide mouth and docks with two rectangular waveguides of polarization separator are identical, and each waveguide mouth end face of polarization separator is provided with the connection mechanical device and directly is connected with microwave outdoor unit.
2. straight button polarization separator according to claim 1 is characterized in that: described two rectangular waveguides lay respectively at circular waveguide axis both sides, and two rectangular waveguide axis are at a distance of certain distance, circular waveguide other end metallic plate complete closed.
3. straight button polarization separator according to claim 1 and 2, it is characterized in that: described polarization separator with a circular waveguide tube as main body, opening rectangle coupling fenestra perpendicular to the both sides of axis, two coupling fenestras upwards at a distance of a segment distance, this section circular waveguide equal angles, equidistant are welded with thin metal bar along diametric(al) at circular waveguide shaft; Two window places welding rectangular waveguide, welding flange on the waveguide; Circular waveguide one end seals with metallic plate, other end welding flange.
4. straight button polarization separator according to claim 1 is characterized in that: the described metal case that is used for fixing polarization separator is divided into partly combination of left-right symmetric two, and profile is a cuboid, and polarization separator is fixed therein.
5. straight button polarization separator according to claim 1 is characterized in that: described polarization separator, metal case and mechanical device assemble into an integral body by screw, and interface has waterproof grommet, and outer surface sprays paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201953771U CN201533000U (en) | 2009-09-24 | 2009-09-24 | Direct-fastening type polarization separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201953771U CN201533000U (en) | 2009-09-24 | 2009-09-24 | Direct-fastening type polarization separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201533000U true CN201533000U (en) | 2010-07-21 |
Family
ID=42528401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201953771U Expired - Lifetime CN201533000U (en) | 2009-09-24 | 2009-09-24 | Direct-fastening type polarization separator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201533000U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103138036A (en) * | 2013-02-05 | 2013-06-05 | 广东通宇通讯股份有限公司 | Microwave communication system and compact four-way converter thereof |
| CN104201453A (en) * | 2014-09-09 | 2014-12-10 | 江苏贝孚德通讯科技股份有限公司 | Microwave device with high sealing property |
| CN107046177A (en) * | 2016-12-26 | 2017-08-15 | 广东盛路通信科技股份有限公司 | The Bipolarized paraboloid antenna feed of feedback type |
| CN109473781A (en) * | 2018-10-31 | 2019-03-15 | 广东盛路通信科技股份有限公司 | A kind of high XPD dual polarized antenna feed of ultra wide band |
| CN112993544A (en) * | 2021-02-04 | 2021-06-18 | 上海航天测控通信研究所 | X-frequency band multi-polarization multi-channel microwave assembly |
-
2009
- 2009-09-24 CN CN2009201953771U patent/CN201533000U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103138036A (en) * | 2013-02-05 | 2013-06-05 | 广东通宇通讯股份有限公司 | Microwave communication system and compact four-way converter thereof |
| CN103138036B (en) * | 2013-02-05 | 2015-10-07 | 广东通宇通讯股份有限公司 | Microwave communication system and compact four-way transducer thereof |
| CN104201453A (en) * | 2014-09-09 | 2014-12-10 | 江苏贝孚德通讯科技股份有限公司 | Microwave device with high sealing property |
| CN104201453B (en) * | 2014-09-09 | 2017-03-29 | 江苏贝孚德通讯科技股份有限公司 | microwave device with high sealing performance |
| CN107046177A (en) * | 2016-12-26 | 2017-08-15 | 广东盛路通信科技股份有限公司 | The Bipolarized paraboloid antenna feed of feedback type |
| CN107046177B (en) * | 2016-12-26 | 2023-08-15 | 广东盛路通信科技股份有限公司 | Feed source of back-feed type dual-polarized parabolic antenna |
| CN109473781A (en) * | 2018-10-31 | 2019-03-15 | 广东盛路通信科技股份有限公司 | A kind of high XPD dual polarized antenna feed of ultra wide band |
| CN112993544A (en) * | 2021-02-04 | 2021-06-18 | 上海航天测控通信研究所 | X-frequency band multi-polarization multi-channel microwave assembly |
| CN112993544B (en) * | 2021-02-04 | 2022-02-18 | 上海航天测控通信研究所 | X-frequency band multi-polarization multi-channel microwave assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100721 |
|
| CX01 | Expiry of patent term |