CN205543248U - X wave band phased array waveguide antenna - Google Patents
X wave band phased array waveguide antenna Download PDFInfo
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- CN205543248U CN205543248U CN201521008608.5U CN201521008608U CN205543248U CN 205543248 U CN205543248 U CN 205543248U CN 201521008608 U CN201521008608 U CN 201521008608U CN 205543248 U CN205543248 U CN 205543248U
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Abstract
The utility model provides a X wave band phased array waveguide antenna adopts whole waveguide battle array as the transmission body to replace traditional radar antenna that the line source transmission was personally experienced sth. Part of the body and the crack waveguide combines together. The utility model discloses by reflector, midbody, transition body, the transform body, the coupling body and radio frequency connector connect gradually form contain the free aggregate of a plurality of waveguides. Profitable technological effect: the utility model discloses a five layers of individual layer body is split into to layered structure, parallel, and through vacuum brazing one shot forming, processing is simple, the precision of labour saving and time saving, equipment is high. The utility model discloses it is whole compact pleasing to the eye, have smallly, the precision is good, and high characteristics gain. Be fit for phased array system radar antenna structure designs such as ground, aviation.
Description
Technical field
This utility model belongs to Radar Antenna System field, particularly relates to phased array radar field, is specially a kind of X-band phased array radiating guide.
Background technology
Antenna is very important equipment in the electronic device field such as radar and communication, has and launches signal and receive the function of signal.Existing Waveguide slot array antenna, is to be assembled integrated by the most independent slotted waveguide by modes such as screw are fixing, is then connected with line source body, constitutes a completed antenna battle array.Having profile huge, structure is complicated simultaneously, and assembly precision requires height, the shortcoming that electrical performance indexes is low, typically cannot accomplish that volume is little, simple in construction.
Utility model content
The purpose of this utility model is to provide a kind of X-band phased array radiating guide, uses the mode of integration waveguide battle array, with the radar antenna replacing traditional line source transmission body to combine with independent slotted waveguide.Concrete structure of the present utility model is as follows: a kind of X-band phased array radiating guide, for the waveguide front antenna of slotted waveguide body composition.Described slotted waveguide body includes that head and the tail connect successively reflector 1, intermediate 2, transition body 3, conversion body 4, coupling body 5 and radio frequency connector 6 are constituted.The front of the back side of reflector 1 and intermediate 2 constitutes the composition second level, the front cavity of first order cavity, the back side of intermediate 2 and transition body 3, and the back side of transition body 3, conversion body 4, coupling body 5 collectively form third level cavity.Reflector 1, intermediate 2, transition body 3, conversion body 4 have gap.Coupling body 5 is provided with radio frequency connector 6.After the aerial signal that reflector 1 outer surface receives sequentially passes through the gap on the gap on the gap on reflector 1, intermediate 2, the gap on transition body 3, conversion body 4, export from radio frequency connector 6.
Furtherly, described reflector 1 is rectangular panel blocks structure, is provided with 2 in the front of reflector 1nThe reflection groove group 11 of row arranged in parallel, wherein, n takes the integer not less than 4.Described reflection groove group 11 is constituted by 16 reflection grooves 12 being vertically arranged in " 1 " font.Center bottom each reflection groove 12 is provided with reflection crack 13: i.e., is turned on front and the back side of reflection groove 12 by reflection crack 13.
Furtherly, described intermediate 2 is rectangular panel blocks structure.It is provided with 2 corresponding with reflection groove group 11 in the front of intermediate 2nThe waveguide cavity groove 21 of individual arranged in parallel, is divided into 3 separate chamber by dividing plate along its length by each waveguide cavity groove 21, is followed successively by: intermediate upper chamber, intermediate intermediate cavity and intermediate lower chambers.Wherein, the intermediate upper chamber of waveguide cavity groove 21 is connected with the reflection crack 13 of 6 reflection grooves 12 above the reflection groove group 11 being positioned at same column, intermediate lower chambers is connected with the reflection crack 13 of 6 reflection grooves 12 being positioned at below same column reflection groove group 11, and intermediate intermediate cavity is connected with the reflection crack 13 of 4 reflection grooves 12 in the middle part of the reflection groove group 11 being positioned at same column.
Intermediate upper chamber, intermediate intermediate cavity and intermediate bottom chamber at each waveguide cavity groove 21 are equipped with 1 intermediate passage 23, i.e. each waveguide cavity groove 21 all turns on front and the back side of this waveguide cavity groove 21 by 3 intermediate passages 23.
Furtherly, described transition body 3 is rectangular panel blocks structure.It is provided with 2 corresponding with waveguide cavity groove 21 in the front of transition body 3nThe transition body groove 31 of individual arranged in parallel, is divided into transition body upper chamber and transition body lower chambers by dividing plate along its length by each transition body groove 31.Wherein, the transition body upper chamber of transition body groove 31 is connected with the intermediate passage 23 of the intermediate upper chamber being positioned at same column and the intermediate passage 23 of intermediate intermediate cavity, and transition body lower chambers is connected with the intermediate passage 23 of the intermediate lower chambers being positioned at same column.
Transition body upper chamber and transition body bottom chamber at each transition body groove 31 are respectively provided with 1 transition body passage 33, i.e. each transition body groove 31 all turns on front and the back side of this transition body groove 31 by 2 transition body passages 33.
Furtherly, described conversion body 4 is rectangular block.It is provided with 2 corresponding with transition body groove 31 in the front of conversion body 4nThe conversion body groove 41 of individual arranged in parallel.Conversion body groove 41 is connected with the transition body passage 33 of the transition body upper chamber being positioned at same column, the transition body passage 33 of transition body lower chambers.
1 conversion body passage 42 it is equipped with in each conversion body groove 41.The outward opening of the conversion body passage 42 being positioned at conversion body 4 back side extends and forms boss.
Furtherly, described coupling body 5 is strip, is provided with 2 corresponding with converting body groove 41 in the front of coupling body 5nIndividual coupling body groove 51, coupling body groove 51 is connected with the conversion body passage 42 of the conversion body groove 41 being positioned at same column.Be provided with rf inputs mouth in the bottom of coupling body groove 51, described rf inputs mouth is connected with radio frequency connector 6.
I.e. by be positioned at the reflector 1 of same string, intermediate 2, transition body 3, conversion body 4, coupling body 5 head and the tail the most bonded to each other, collectively form 1 independent waveguide cavity.That is, this radiating guide has 2nIndividual waveguide cavity.
Useful technique effect
This utility model uses and is collectively forming waveguide as transmission body by reflector 1, intermediate 2, transition body 3, conversion body 4, coupling body 5, with the radar antenna replacing traditional line source transmission body to combine with slotted waveguide, become an entirety comprising multiple waveguide monolithic design, and to cancel line source structure be all-wave guide structure.
Owing to having canceled line source structure, greatly solve the design of original structure, assemble the technical barriers such as complicated, positioning precision difference.Overall structure of the present utility model is space multi-cavity structure, and according to the construction features in waveguide signal transmission path, front body is divided into reflector 1, intermediate 2, transition body 3, conversion body 4, these 5 layers separate parallel construction monomer of coupling body 5, solve the problem that the structure of complexity is difficult to molding, both can guarantee that antenna size required precision, can guarantee that again antenna high-gain requirement, and make Precision Machining easily be realized.
Use parts pattern provided by the utility model and structure, the three dimensional structure making complexity simplifies, structural member is easily worked, dimensional accuracy is also easily guaranteed that, after structures alone is carried out polish, and be combined into one fixing for each monomer by alignment pin precision positioning, the most just can a vacuum welding molding.Eliminate over to processes such as the positioning precision adjustment that the complicated processes such as line source designs, processes, measures, assembles, tests and fixes and waveguide are assembled, while fully meeting dimensional accuracy and the requirement of antenna high-gain, significantly reduce cost of labor and working strength.
Accompanying drawing explanation
Fig. 1 is schematic perspective view of the present utility model.
Fig. 2 is the exploded perspective view of Fig. 1.
Fig. 3 is the front view of Fig. 1.
Fig. 4 is the enlarged diagram of a-quadrant in Fig. 3.
Fig. 5 is the schematic perspective view of Fig. 4.
Fig. 6 is BB sectional view in Fig. 3.
Fig. 7 is the rearview of reflector 1 in Fig. 2.
Fig. 8 is the rearview of intermediate 2 in Fig. 2.
Fig. 9 is the rearview of transition body 3 in Fig. 2.
Figure 10 is the rearview converting body 4 in Fig. 2.
Figure 11 is the rearview of Fig. 1.
Detailed description of the invention
Construction features of the present utility model is described in detail in conjunction with accompanying drawing.
Seeing Fig. 1, a kind of X-band phased array radiating guide, for the waveguide front antenna of slotted waveguide body composition.Described slotted waveguide body is made up of the reflector 1 that head and the tail connect successively, intermediate 2, transition body 3, conversion body 4, coupling body 5 and radio frequency connector 6.The front of the back side of reflector 1 and intermediate 2 constitutes the composition second level, the front cavity of first order cavity, the back side of intermediate 2 and transition body 3, and the back side of transition body 3, conversion body 4, coupling body 5 collectively form third level cavity.Reflector 1, intermediate 2, transition body 3, conversion body 4 have gap.Coupling body 5 is provided with radio frequency connector 6.After the aerial signal that reflector 1 outer surface receives sequentially passes through the gap on the gap on the gap on reflector 1, intermediate 2, the gap on transition body 3, conversion body 4, export from radio frequency connector 6, as shown in Figure 2.
Seeing Fig. 3, described reflector 1 is rectangular panel blocks structure, is provided with 2 in the front of reflector 1nThe reflection groove group 11 of row arranged in parallel, wherein, n takes the integer not less than 4.Described reflection groove group 11 is constituted by 16 reflection grooves 12 being vertically arranged in " 1 " font.Center bottom each reflection groove 12 is provided with reflection crack 13: i.e., is turned on front and the back side of reflection groove 12 by reflection crack 13, as shown in Figure 7.
Seeing Fig. 8, described intermediate 2 is rectangular panel blocks structure.It is provided with 2 corresponding with reflection groove group 11 in the front of intermediate 2nThe waveguide cavity groove 21 of individual arranged in parallel, is divided into 3 separate chamber by dividing plate along its length by each waveguide cavity groove 21, is followed successively by: intermediate upper chamber, intermediate intermediate cavity and intermediate lower chambers, sees Fig. 8.Wherein, the intermediate upper chamber of waveguide cavity groove 21 is connected with the reflection crack 13 of 6 reflection grooves 12 above the reflection groove group 11 being positioned at same column, intermediate lower chambers is connected with the reflection crack 13 of 6 reflection grooves 12 being positioned at below same column reflection groove group 11, and intermediate intermediate cavity is connected with the reflection crack 13 of 4 reflection grooves 12 in the middle part of the reflection groove group 11 being positioned at same column.
Intermediate upper chamber, intermediate intermediate cavity and intermediate bottom chamber at each waveguide cavity groove 21 are equipped with 1 intermediate passage 23, i.e., each waveguide cavity groove 21 all turns on front and the back side of this waveguide cavity groove 21 by 3 intermediate passages 23, refers to Fig. 6.
Seeing Fig. 9, described transition body 3 is rectangular panel blocks structure.See Fig. 2, be provided with 2 corresponding with waveguide cavity groove 21 in the front of transition body 3nThe transition body groove 31 of individual arranged in parallel, is divided into transition body upper chamber and transition body lower chambers by dividing plate along its length by each transition body groove 31.Wherein, the transition body upper chamber of transition body groove 31 is connected with the intermediate passage 23 of the intermediate upper chamber being positioned at same column and the intermediate passage 23 of intermediate intermediate cavity, and transition body lower chambers is connected with the intermediate passage 23 of the intermediate lower chambers being positioned at same column.Transition body upper chamber and transition body bottom chamber at each transition body groove 31 are respectively provided with 1 transition body passage 33, i.e. each transition body groove 31 all turns on front and the back side of this transition body groove 31 by 2 transition body passages 33, refers to Fig. 6.
Seeing Figure 10, described conversion body 4 is rectangular block.See Fig. 2, be provided with 2 corresponding with transition body groove 31 in the front of conversion body 4nThe conversion body groove 41 of individual arranged in parallel.Conversion body groove 41 is connected with the transition body passage 33 of the transition body upper chamber being positioned at same column, the transition body passage 33 of transition body lower chambers.
1 conversion body passage 42 it is equipped with in each conversion body groove 41.The outward opening of the conversion body passage 42 being positioned at conversion body 4 back side extends formation boss and refers to Fig. 6.
Seeing Figure 11, described coupling body 5 is strip, sees Fig. 2, is provided with 2 corresponding with converting body groove 41 in the front of coupling body 5nIndividual coupling body groove 51, coupling body groove 51 is connected with the conversion body passage 42 of the conversion body groove 41 being positioned at same column.Be provided with rf inputs mouth in the bottom of coupling body groove 51, described rf inputs mouth is connected with radio frequency connector 6, refers to Figure 11.
I.e. by be positioned at the reflector 1 of same string, intermediate 2, transition body 3, conversion body 4, coupling body 5 head and the tail the most bonded to each other, collectively form 1 independent waveguide cavity, refer to Fig. 6.In other words, this radiating guide has 2nIndividual waveguide cavity.
See Fig. 2, be provided with alignment pin 7 in the corner of reflector 1, positioned by alignment pin 7 and the connection of fixation reflex body 1 and intermediate 2.Preferably use alignment pin 7 that adjacent parts are accurately positioned.
Furtherly, radio frequency connector 6 is SMA adapter.
See Fig. 3, have polygon groove 8 in the front of reflector 1.Polygon groove 8 is in order to alleviate the weight of reflector 1.
Seeing Figure 4 and 5, reflection groove 12 is the cross caved inward.
Seeing Fig. 3, reflection gap 13 is vertical elongated hole.
Claims (10)
1. an X-band phased array radiating guide, it is characterised in that: for the waveguide front antenna of slotted waveguide body composition；
Described slotted waveguide body includes that head and the tail connect successively reflector (1), intermediate (2), transition body (3), conversion body (4), coupling body (5) and radio frequency connector (6) are constituted；
The back side of reflector (1) constitutes first order cavity with the front of intermediate (2), the back side of intermediate (2) and the composition second level, the front cavity of transition body (3), the back side of transition body (3), conversion body (4), coupling body (5) collectively form third level cavity；
Reflector (1), intermediate (2), transition body (3), conversion body (4) have gap；
Coupling body (5) is provided with radio frequency connector (6)；
After the aerial signal that reflector (1) outer surface receives sequentially passes through the gap in the gap on the gap on reflector (1), intermediate (2), the gap on transition body (3), conversion body (4), export from radio frequency connector (6).
A kind of X-band phased array radiating guide the most according to claim 1, it is characterised in that:
Described reflector (1) is rectangular panel blocks structure, is provided with 2 in the front of reflector (1)nThe reflection groove group (11) of row arranged in parallel, wherein, n takes the integer not less than 4；Described reflection groove group (11) is constituted by 16 reflection grooves (12) being vertically arranged in " 1 " font；It is provided with reflection crack (13): i.e., by front and the back side of reflection crack (13) conducting reflection groove (12) at the center of each reflection groove (12) bottom.
A kind of X-band phased array radiating guide the most according to claim 2, it is characterised in that:
Described intermediate (2) is rectangular panel blocks structure；It is provided with 2 corresponding with reflection groove group (11) in the front of intermediate (2)nThe waveguide cavity groove (21) of individual arranged in parallel, is divided into 3 separate chamber by dividing plate along its length by each waveguide cavity groove (21), is followed successively by: intermediate upper chamber, intermediate intermediate cavity and intermediate lower chambers；Wherein, the intermediate upper chamber of waveguide cavity groove (21) is connected with the reflection crack (13) of 6 reflection grooves (12) of reflection groove group (11) top being positioned at same column, intermediate lower chambers is connected with the reflection crack (13) of 6 reflection grooves (12) being positioned at same column reflection groove group (11) lower section, and intermediate intermediate cavity is connected with the reflection crack (13) of 4 reflection grooves (12) at reflection groove group (11) middle part being positioned at same column；
Intermediate upper chamber, intermediate intermediate cavity and intermediate bottom chamber each waveguide cavity groove (21) is equipped with 1 intermediate passage (23), that is, each waveguide cavity groove (21) all turns on front and the back side of this waveguide cavity groove (21) by 3 intermediate passages (23).
A kind of X-band phased array radiating guide the most according to claim 3, it is characterised in that:
Described transition body (3) is rectangular panel blocks structure；It is provided with 2 corresponding with waveguide cavity groove (21) in the front of transition body (3)nThe transition body groove (31) of individual arranged in parallel, is divided into transition body upper chamber and transition body lower chambers by dividing plate along its length by each transition body groove (31)；Wherein, the transition body upper chamber of transition body groove (31) is connected with the intermediate passage (23) of the intermediate upper chamber being positioned at same column and the intermediate passage (23) of intermediate intermediate cavity, and transition body lower chambers is connected with the intermediate passage (23) of the intermediate lower chambers being positioned at same column；
Transition body upper chamber and transition body bottom chamber each transition body groove (31) are respectively provided with 1 transition body passage (33), that is, each transition body groove (31) all turns on front and the back side of this transition body groove (31) by 2 transition body passages (33).
A kind of X-band phased array radiating guide the most according to claim 4, it is characterised in that:
Described conversion body (4) is rectangular block；It is provided with 2 corresponding with transition body groove (31) in the front of conversion body (4)nConversion body groove (41) of individual arranged in parallel；Conversion body groove (41) is connected with the transition body passage (33) of the transition body upper chamber being positioned at same column, the transition body passage (33) of transition body lower chambers；
1 conversion body passage (42) it is equipped with in each conversion body groove (41)；The outward opening of conversion body passage (42) being positioned at conversion body (4) back side extends and forms boss.
A kind of X-band phased array radiating guide the most according to claim 5, it is characterised in that:
Described coupling body (5) is strip, is provided with 2 corresponding with converting body groove (41) in the front of coupling body (5)nIndividual coupling body groove (51), coupling body groove (51) is connected with conversion body passage (42) of conversion body groove (41) being positioned at same column；Be provided with rf inputs mouth in the bottom of coupling body groove (51), described rf inputs mouth is connected with radio frequency connector (6)；
I.e. by be positioned at the reflector (1) of same string, intermediate (2), transition body (3), conversion body (4), coupling body (5) the most bonded to each other, collectively form 1 independent waveguide cavity；That is, this radiating guide has 2nIndividual waveguide cavity.
7. a kind of X-band phased array radiating guide as claimed in claim 1, it is characterized in that: be provided with alignment pin (7) in the corner of reflector (1), by the laminating of alignment pin (7) location reflector (1) with intermediate (2).
8. a kind of X-band phased array radiating guide as claimed in claim 1, it is characterised in that: radio frequency connector (6) is SMA adapter.
9. a kind of X-band phased array radiating guide as claimed in claim 1, it is characterised in that: have polygon groove (8) in the front of reflector (1), polygon groove (8) is in order to alleviate weight.
10. a kind of X-band phased array radiating guide as claimed in claim 2, it is characterised in that: reflection groove (12) is the cross flower-shape caved inward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521008608.5U CN205543248U (en) | 2015-11-30 | 2015-11-30 | X wave band phased array waveguide antenna |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521008608.5U CN205543248U (en) | 2015-11-30 | 2015-11-30 | X wave band phased array waveguide antenna |
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| Publication Number | Publication Date |
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| CN205543248U true CN205543248U (en) | 2016-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521008608.5U Withdrawn - After Issue CN205543248U (en) | 2015-11-30 | 2015-11-30 | X wave band phased array waveguide antenna |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105449375A (en) * | 2014-11-29 | 2016-03-30 | 安徽四创电子股份有限公司 | X-waveband phased-array waveguide antenna |
-
2015
- 2015-11-30 CN CN201521008608.5U patent/CN205543248U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105449375A (en) * | 2014-11-29 | 2016-03-30 | 安徽四创电子股份有限公司 | X-waveband phased-array waveguide antenna |
| CN105449375B (en) * | 2014-11-29 | 2018-03-06 | 安徽四创电子股份有限公司 | A kind of X-band phased array radiating guide |
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| C14 | Grant of patent or utility model | ||
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| AV01 | Patent right actively abandoned |
Granted publication date: 20160831 Effective date of abandoning: 20180306 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20160831 Effective date of abandoning: 20180306 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |