CN209880823U - Circular polarizer - Google Patents
Circular polarizer Download PDFInfo
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- CN209880823U CN209880823U CN201921257404.3U CN201921257404U CN209880823U CN 209880823 U CN209880823 U CN 209880823U CN 201921257404 U CN201921257404 U CN 201921257404U CN 209880823 U CN209880823 U CN 209880823U
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- liquid cooling
- circular polarizer
- radiating groove
- liquid
- structural component
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Abstract
The utility model discloses a circular polarizer, including the circular polarizer body, the circular polarizer body include first structural component and the second structural component around the axle center rotational symmetry of circular polarizer with first structural component, first structural component and second structural component fastening connection for form circular polarization passageway between first structural component and the second structural component, first structural component on the fixed first liquid cooling radiating groove that is used for the liquid cooling heat dissipation that is provided with, the second structural component on the fixed second liquid cooling radiating groove that is used for the liquid cooling heat dissipation, first liquid cooling radiating groove and second liquid cooling radiating groove around the axle center rotational symmetry of circular polarizer. The body of the polarizer is fixedly provided with a first liquid cooling radiating groove and a second liquid cooling radiating groove, the first liquid cooling radiating groove and the second liquid cooling radiating groove are internally communicated with cooling liquid, the circular polarizer can be directly cooled, any one antenna comprising the circular polarizer can realize cooling, and the multi-field application of the circular polarizer is more facilitated.
Description
Technical Field
The utility model belongs to the technical field of the radar antenna, specifically speaking relates to a circular polarizer.
Background
Waveguide circular polarizers are used for circularly polarized signals. The common circular polarizer has the structural forms of square waveguide or circular waveguide with shift elements such as inserted diaphragm, ridge, pin or dielectric plate, etc. and slots in the symmetrical wall of circular waveguide to cut square wave and the key components of circular waveguide antenna feed system. With the application of electromagnetic wave signals in the communication and detection fields becoming wider and wider, the requirement for high-power antennas becomes larger and larger, and no matter what type of circular polarizer has the requirement for power, the antenna with the circular polarizer is easy to generate heat in the use process and needs to dissipate heat.
Application number CN201820947323.5 active array subarray structure of X frequency channel, including the antenna layer, the component layer, cold drawing and auxiliary layer, the antenna layer comprises 16 optimization orofacial antenna unit with 4X 4 rectangle array form settings, the component layer comprises 4 unit component with 2X 2 rectangle array form settings, be equipped with cold liquid channel in the cold drawing, still be equipped with the via hole on the cold drawing, the auxiliary layer comprises the auxiliary module of fixing on the cold drawing bottom surface, the unit component is connected with circular polarization ware and power control module respectively through the feeder that passes the via hole. The utility model has the characteristics of the structure is independent and the function is independent, can realize nimble cordwood system and build, make things convenient for the modularization concatenation, be fit for being used for the extensive equipment of super large power low cost. In the scheme, the auxiliary module comprises a circular polarizer and a power supply control module, namely, the circular polarizer can dissipate heat through the cold plate. In the scheme, a plurality of antenna units are arranged, functions such as heat dissipation, feeder lines, support and positioning reference are integrated into a whole by utilizing a cold plate, a unit assembly is tightly attached to the cold plate so as to achieve the purposes of accurately positioning and cooling the unit assembly, and a circular polarizer, a power supply and a control module are arranged on the other surface of the cold plate and are cooled and fixed by the cold plate. The cold plate is used for cooling components fixed on two sides of the cold plate, the cooling effect is poor, and the cold plate cooling is not suitable for independent antennas.
SUMMERY OF THE UTILITY MODEL
To foretell not enough among the prior art, the utility model provides a circular polarizer fixes being provided with first liquid cooling radiating groove and second liquid cooling radiating groove on circular polarizer's the body, leads to the coolant liquid in first liquid cooling radiating groove and the second liquid cooling radiating groove, can directly dispel the heat to circular polarizer, and any one can both realize the heat dissipation including circular polarizer's antenna, more is favorable to the multi-occasion application of circular polarizer.
In order to achieve the above object, the utility model discloses a solution is: the utility model provides a circular polarizer, includes the circular polarizer body, the circular polarizer body include first structure and with first structure around the second structure of the axle center rotational symmetry of circular polarizer, first structure and second structure fastening connection for form circular polarization passageway between first structure and the second structure, first structure on the fixed first liquid cooling radiating groove that is used for the radiating liquid cooling that is provided with, the second structure on the fixed second liquid cooling radiating groove that is used for the radiating liquid cooling that is provided with, first liquid cooling radiating groove and second liquid cooling radiating groove around the axle center rotational symmetry of circular polarizer.
And the two ends of the first liquid cooling radiating groove and the second liquid cooling radiating groove are fixedly provided with liquid cooling joints used for connecting a liquid inlet pipe or a liquid outlet pipe.
The first liquid cooling radiating groove and the first structural member are integrally formed, and the second liquid cooling radiating groove and the second structural member are integrally formed.
The first liquid cooling radiating groove and the second liquid cooling radiating groove are the same in structure and respectively comprise a side wall, an cover plate and a liquid cooling cavity, the cover plate is fixedly connected to the side wall and forms the liquid cooling cavity for the cooling liquid to pass through with the side wall, the side wall of the first liquid cooling radiating groove and the first structural member are integrally formed, and the side wall of the second liquid cooling radiating groove and the second structural member are integrally formed.
The cover plate is fixedly connected to the side wall through screws.
And a sealing ring is fixed between the side wall and the cover plate.
The end part of the circular polarizer is formed with a flange which is used for being connected with a transition section of an antenna and a feed source horn, and the flange is provided with a groove which is used for passing through a liquid inlet pipe or a liquid outlet pipe.
And the flange is provided with a male spigot and a female spigot for positioning.
The liquid inlet pipe and the liquid outlet pipe are flexible pipes.
The utility model has the advantages that:
(1) the circular polarizer comprises a circular polarizer body, a first liquid cooling radiating groove and a second liquid cooling radiating groove are fixedly arranged on the circular polarizer body, cooling liquid is communicated into the first liquid cooling radiating groove and the second liquid cooling radiating groove, the circular polarizer can be directly cooled, any antenna comprising the circular polarizer can realize cooling, and the circular polarizer is more favorable for multi-field application.
(2) The first liquid cooling radiating groove and the first structural member are integrally formed, and the second liquid cooling radiating groove and the second structural member are integrally formed, so that the cooling liquid is directly contacted with the circular polarizer, the heat dissipation is quicker, and the heat dissipation is more favorable.
(3) The cold liquid cavity is sealed by adopting a mode of fastening the cover plate by the sealing ring and the screw, so that the phenomena of water seepage, water leakage and the like are effectively prevented.
Drawings
FIG. 1 is a perspective view of the circular polarizer of the present invention;
fig. 2 is a front view of the circular polarizer of the present invention;
fig. 3 is a top view of the circular polarizer of the present invention;
fig. 4 is a left side view of the circular polarizer of the present invention;
FIG. 5 is a schematic cross-sectional view of the circular polarizer of the present invention;
FIG. 6 is a schematic cross-sectional view of the circular polarizer B-B of the present invention;
FIG. 7 is a schematic cross-sectional view of the circular polarizer of the present invention;
in the figure, 1-a first structural member, 2-a second structural member, 3-a first liquid cooling radiating groove, 4-a second liquid cooling radiating groove, 5-a liquid cooling joint, 6-a cover plate, 7-a liquid cooling cavity, 8-a sealing ring, 9-a flange and 10-a side wall.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
as shown in fig. 1-4, a circular polarizer comprises a circular polarizer body, wherein the circular polarizer body comprises a first structural member 1 and a second structural member 2 which is rotationally symmetric with the first structural member 1 around the axis of the circular polarizer, the first structural member 1 is fastened with the second structural member 2, so that a circular polarization channel is formed between the first structural member 1 and the second structural member 2, the first structural member 1 is fixedly provided with a first liquid cooling radiating groove 3 for liquid cooling heat dissipation, the second structural member 2 is fixedly provided with a second liquid cooling radiating groove 4 for liquid cooling heat dissipation, and the first liquid cooling radiating groove 3 and the second liquid cooling radiating groove 4 are rotationally symmetric around the axis of the circular polarizer. The first liquid cooling radiating groove 3 and the second liquid cooling radiating groove 4 are internally communicated with cooling liquid, so that the circular polarizer can be directly cooled, any antenna comprising the circular polarizer can be cooled, and the multi-field application of the circular polarizer is more facilitated. The circular polarizer comprises a first structural member 1 and a second structural member 2 which are axisymmetrical, wherein the first structural member 1 and the second structural member 2 are fixedly connected by adopting a pin and a screw. The antenna is convenient to assemble quickly in the antenna use occasion. The assembled circular polarizer is also axisymmetrical along the central axis of the first liquid-cooled heat sink 3 and the second liquid-cooled heat sink 4. First liquid cooling radiating groove 3 and first structure 1 integrated into one piece, second liquid cooling radiating groove 4 and second structure 2 integrated into one piece, be equivalent to the direct and circular polarizer contact of coolant liquid, the heat dissipation is rapider, more is favorable to the heat dissipation.
Example one
In an embodiment of the present invention, as shown in fig. 1-4, the circular polarizer includes a circular polarizer body, the circular polarizer body includes a first structural member 1 and a second structural member 2 which is rotationally symmetric around the axis of the circular polarizer with the first structural member 1, the first structural member 1 is fastened to the second structural member 2, the first structural member 1 is provided with a first liquid cooling heat sink 3 for liquid cooling, the second structural member 2 is provided with a second liquid cooling heat sink 4 for liquid cooling, and the first liquid cooling heat sink 3 and the second liquid cooling heat sink 4 are rotationally symmetric around the axis of the circular polarizer. The two ends of the first liquid cooling radiating groove 3 and the second liquid cooling radiating groove 4 are fixedly provided with liquid cooling joints 5 used for being connected with a liquid inlet pipe or a liquid outlet pipe, the liquid cooling joints 5 are arranged at the end parts of the liquid cooling radiating grooves, and when cooling liquid is subsequently communicated, the liquid cooling joints 5 can be used for realizing quick connection.
As shown in fig. 5 and 7, the first liquid-cooled heat sink 3 and the second liquid-cooled heat sink 4 have the same structure and include a side wall 10, a cover plate 6 and a cold liquid cavity 7, the cover plate 6 is fastened to the side wall 10 and forms the cold liquid cavity 7 for the cooling liquid to pass through with the side wall 10, the side wall 10 of the first liquid-cooled heat sink 3 and the first structural member 1 are integrally formed, and the side wall 10 of the second liquid-cooled heat sink 4 and the second structural member 2 are integrally formed. The cover plate 6 is fastened and connected on the side wall 10 through screws. And a sealing ring 8 is fixed between the side wall 10 and the cover plate 6. The cold liquid cavity is sealed by adopting a mode of fastening the cover plate 6 by the sealing ring 8 and the screw, so that the phenomena of water seepage, water leakage and the like are effectively prevented. The end part of the circular polarizer is formed with a flange 9 which is used for being connected with a transition section of an antenna and a feed source horn, and the flange 9 is provided with a groove for passing through a liquid inlet pipe or a liquid outlet pipe. The flange 9 facilitates the quick connection of the circular polarizer with the transition section and the feed horn. The groove on the flange 9 is beneficial to the wiring of the liquid inlet pipe and the liquid outlet pipe.
Example two
In another embodiment of the present invention, as shown in fig. 1 to 6, the circular polarizer includes a circular polarizer body, the circular polarizer body includes a first structural member 1 and a second structural member 2 which is rotationally symmetric around the axis of the circular polarizer with the first structural member 1, the first structural member 1 is fastened to the second structural member 2, the first structural member 1 is provided with a first liquid cooling heat sink 3 for liquid cooling heat dissipation, the second structural member 2 is provided with a second liquid cooling heat sink 4 for liquid cooling heat dissipation, and the first liquid cooling heat sink 3 and the second liquid cooling heat sink 4 are rotationally symmetric around the axis of the circular polarizer. The two ends of the first liquid cooling radiating groove 3 and the second liquid cooling radiating groove 4 are fixedly provided with liquid cooling joints 5 used for being connected with a liquid inlet pipe or a liquid outlet pipe, the liquid cooling joints 5 are arranged at the end parts of the liquid cooling radiating grooves, and when cooling liquid is subsequently communicated, the liquid cooling joints 5 can be used for realizing quick connection.
The end part of the circular polarizer is formed with a flange 9 which is used for being connected with a transition section of an antenna and a feed source horn, and the flange 9 is provided with a groove for passing through a liquid inlet pipe or a liquid outlet pipe. The flange 9 facilitates the quick connection of the circular polarizer with the transition section and the feed horn. The groove on the flange 9 is beneficial to the wiring of the liquid inlet pipe and the liquid outlet pipe.
The flange 9 is provided with male and female rabbets for positioning, so that the positioning is facilitated.
Feed liquor pipe and drain pipe be the hose, preferred hose is the silicon rubber hose, the hose quality is light, can reduce the weight of using the antenna of circular polarizer of this application.
The utility model discloses a first structural component 1 and second structural component 2 of circular polarizer are the rotational symmetry structure, processing production is simple, when equipment first structural component 1 and second structural component 2, use the pin to fix a position, use the screw to fasten the locking, circular polarizer assembling process is simple, when using the circular polarizer of this application to assemble into the antenna, use flange 9 to assemble with changeover portion and feed loudspeaker, use the screw to lock, after the antenna equipment is accomplished, let in the coolant liquid to the liquid cooling radiating groove, first liquid cooling radiating groove 3 and second liquid cooling radiating groove 4 any can all be as the feed liquor end, assume first liquid cooling radiating groove 3 as the feed liquor end, then the coolant liquid flows in the back from first liquid cooling radiating groove 3, flow through behind the liquid cooling radiating groove on the feed loudspeaker from second liquid cooling radiating groove 4, realize the antenna heat dissipation.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (9)
1. A circular polarizer, includes circular polarizer body, its characterized in that: the circular polarizer body include first structural component (1) and with first structural component (1) around circular polarizer's axle center rotational symmetry's second structural component (2), first structural component (1) and second structural component (2) fastening connection for form circular polarization passageway between first structural component (1) and the second structural component (2), first structural component (1) on the fixed first liquid cooling radiating groove (3) that are used for the radiating of liquid cooling that is provided with, second structural component (2) on the fixed second liquid cooling radiating groove (4) that are used for the radiating of liquid cooling that is provided with, first liquid cooling radiating groove (3) and second liquid cooling radiating groove (4) around circular polarizer's axle center rotational symmetry.
2. The circular polarizer of claim 1, wherein: and the two ends of the first liquid cooling radiating groove (3) and the second liquid cooling radiating groove (4) are fixedly provided with liquid cooling joints (5) used for connecting a liquid inlet pipe or a liquid outlet pipe.
3. The circular polarizer of claim 1, wherein: the first liquid cooling radiating groove (3) and the first structural member (1) are integrally formed, and the second liquid cooling radiating groove (4) and the second structural member (2) are integrally formed.
4. The circular polarizer of claim 3, wherein: first liquid cooling radiating groove (3) and second liquid cooling radiating groove (4) structure the same, all include lateral wall (10), apron (6) and cold liquid chamber (7), apron (6) fastening connection on lateral wall (10), form cold liquid chamber (7) that supply the coolant liquid to pass through with lateral wall (10), lateral wall (10) and first structure spare (1) integrated into one piece of first liquid cooling radiating groove (3), lateral wall (10) and second structure spare (2) integrated into one piece of second liquid cooling radiating groove (4).
5. The circular polarizer of claim 4, wherein: the cover plate (6) is fastened and connected on the side wall (10) through screws.
6. The circular polarizer of claim 4, wherein: and a sealing ring (8) is fixed between the side wall (10) and the cover plate (6).
7. The circular polarizer of claim 2, wherein: the end part of the circular polarizer is formed with a flange (9) which is used for being connected with a transition section of an antenna and a feed source horn, and a groove used for passing through a liquid inlet pipe or a liquid outlet pipe is formed in the flange (9).
8. The circular polarizer of claim 7, wherein: and the flange (9) is provided with a male spigot and a female spigot for positioning.
9. The circular polarizer of claim 2, wherein: the liquid inlet pipe and the liquid outlet pipe are flexible pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921257404.3U CN209880823U (en) | 2019-08-05 | 2019-08-05 | Circular polarizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921257404.3U CN209880823U (en) | 2019-08-05 | 2019-08-05 | Circular polarizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209880823U true CN209880823U (en) | 2019-12-31 |
Family
ID=68949493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921257404.3U Active CN209880823U (en) | 2019-08-05 | 2019-08-05 | Circular polarizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209880823U (en) |
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2019
- 2019-08-05 CN CN201921257404.3U patent/CN209880823U/en active Active
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