CN102368092B - Shell structure of T/R assembly of phased array radar - Google Patents
Shell structure of T/R assembly of phased array radar Download PDFInfo
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- CN102368092B CN102368092B CN 201110283551 CN201110283551A CN102368092B CN 102368092 B CN102368092 B CN 102368092B CN 201110283551 CN201110283551 CN 201110283551 CN 201110283551 A CN201110283551 A CN 201110283551A CN 102368092 B CN102368092 B CN 102368092B
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- array radar
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Abstract
The invention, which belongs to the radar structure design, relates to a structure of a T/R assembly of phased array radar solid state transmitter. The invention comprises a T/R assembly shell, an excitation source module with a sealed aluminum box, a receiving module with a sealed aluminum box, a first shielding washer, a second shielding washer, a sealing washer, and a shell cover; and a structure of a ''double peak'' sealing strip is formed by the first shielding washer, the second shielding washer, and the sealing washer. Therefore, problems on air tightness and strong electromagnetic interferences of the T/R assembly in the shell are solved; an adaptation capability of a radar environment is enhanced; and reliability during the using process of the radar can be effectively ensured.
Description
Technical field
The present invention relates to a kind of phased-array radar solid state transmitter T/R modular construction, belong to development of radar structure system.
Background technology
The T/R assembly is the core part in the Phased Array Radar Antenna, the structural design of T/R assembly housing should be noted following problem: the ⑴ phased-array radar is very high to T/R component power density requirements, assembly medium-high frequency circuit and DC circuit, digital circuit are also deposited, and arrange very closely, stronger electromagnetic interference (EMI) is arranged; ⑵ T/R assembly adopts the high assembled density technology usually, can produce very high thermal value; ⑶ it is also to get more and more that present phased-array radar adopts the quantity of T/R assembly, and it is particularly outstanding that the weight of T/R assembly housing and interchangeability just seem; ⑷ most radars use under the very abominable condition of physical environment usually, and impermeability requires high, and the T/R assembly housing can produce because of environmental evolution " cell breath ".
(application number: 201120002094.8) disclosed is a kind ofly to supervise mutually the four unification T/R assemblies that inspection unit etc. consists of by housing, emitting module case, receiving unit case, emitting module, receiving unit, control and the width of cloth to Chinese patent " a kind of high integration four unification T/R assemblies ", this assembly has solved the interference of radiating portion strong electromagnetic radiation to reception, control section, and Electro Magnetic Compatibility is good.But prior art also has the following disadvantages:
1. the T/R assembly housing belongs to seal chamber, is subjected to " cell breath " impact larger.Usually the technological means of seal chamber solution " cell breath " has welded seal, glueds joint sealing, embedding, the sealing of O RunddichtringO, oil sealing, package encapsulation, maintainability is poor after these technological means or the sealing, be not suitable with long-term outdoor rugged environment, can not satisfy in a word the T/R assembly housing to the requirement of environmental suitability comprehensively.
2. T/R assembly housing processing technology relative complex, manufacturing cost is high.T/R assembly housing structure adopts gilled radiator structure usually after hot design of Simulation, although radiating effect is better, processing technology is complicated, and production cost is high.
Summary of the invention
The objective of the invention is that T/R assembly housing impermeability is bad in order to solve, the problem such as strong electromagnetic, heat dispersion are poor, a kind of T/R assembly with version of " bimodal " sealing strip is provided, solved impermeability and the strong electromagnetic problem of T/R assembly in housing, promote the adaptive faculty of radar environments, effectively guaranteed the reliability in the radar use procedure.
The present invention for realizing the technical scheme that purpose is taked is: a kind of shell structure of phased-array radar T/R assembly: comprise the driving source module of T/R assembly housing, the sealing of aluminium box, receiver module, the first shielding gasket, secondary shielding packing ring, packing washer and the case lid of aluminium box sealing, it is characterized in that: the first shielding gasket is installed between the aluminium box and T/R assembly housing of driving source module of metallic aluminium box sealing, is fixed on the T/R assembly housing; The secondary shielding packing ring is installed between the aluminium box and T/R assembly housing of receiver module of metallic aluminium box sealing, is fixed on the T/R assembly housing; Packing washer is installed between T/R assembly housing and the case lid, and is fixed together.Its beneficial effect is: the first shielding gasket, secondary shielding packing ring, packing washer form the version of " bimodal " sealing strip together, have solved impermeability and the strong electromagnetic problem of T/R assembly in housing.Promote the adaptive faculty of radar environments, effectively guaranteed the reliability in the radar use procedure.
The shell structure of aforesaid a kind of phased-array radar T/R assembly is characterized in that: described housing long 420 mm, wide 300mm, high 60mm.Its beneficial effect is: the volume that the rear maximum of optimization can reduce the T/R assembly housing is about 66%.
The shell structure of aforesaid a kind of phased-array radar T/R assembly is characterized in that: it also comprises radiating groove, and radiating groove and T/R assembly housing are same metal solid.Its beneficial effect is: reach radiating effect simultaneously, effectively alleviate the weight of T/R assembly housing, reduced the production cost of T/R assembly.
The shell structure of aforesaid a kind of phased-array radar T/R assembly is characterized in that: the area of dissipation of described radiating groove: 9 * 10
5Mm
2Its beneficial effect is: the weight that can reduce housing radiating groove 6 is about 25%.
The shell structure of aforesaid a kind of phased-array radar T/R assembly is characterized in that: it also comprises ventilated membrane, and ventilated membrane is fixed on the T/R assembly housing.Its beneficial effect is: solved because rugged surroundings change and cause " cell breath ".
Description of drawings
Fig. 1 T/R assembly housing structure upward view;
Fig. 2 T/R assembly housing structural front view;
Fig. 3 T/R assembly housing structure vertical view;
Fig. 4 T/R assembled figure front view.
Embodiment
The explanation of mark among the figure: T/R assembly housing 1, the driving source module 2 of metallic aluminium box sealing, receiver module 3, numeral and control module zone 4, power amplifier module district 5, housing radiating groove 6, ventilated membrane 7, the first shielding gaskets 8, secondary shielding packing ring 9, packing washer 10, case lid 11.
The present invention is further described below in conjunction with drawings and Examples.
Such as Fig. 1, Fig. 2, shown in Figure 3, the present invention includes the driving source module 2 of T/R assembly housing 1, the sealing of aluminium box, receiver module 3, ventilated membrane 7, the first shielding gasket 8, the secondary shielding packing ring 9 of aluminium box sealing, wherein T/R assembly housing 1 comprises placement numeral and control module zone 4, places power amplifier module zone 5 and 6 three structure divisions of housing radiating groove.The physical dimension of T/R assembly housing 1 is: long 500～550mm, wide 350～400 mm, high 90～100 mm are optimized for: long 420 mm, wide 300mm, high 60mm; The volume that the rear maximum of optimization can reduce T/R assembly housing 1 is about 66%.
The driving source module 2 of metallic aluminium box sealing, the work heating is high, electromagnetic interference (EMI) is strong, the first shielding gasket 8 is installed between the aluminium box and T/R assembly housing of driving source module 2 of metallic aluminium box sealing, and be fixed on together on the T/R assembly housing 1 the T/R assembly assumption diagram vertical view upper left corner as shown in Figure 1 with screw.
The receiver module 3 of metallic aluminium box sealing receives the very weak external interference that is subject to of signal, generate heat low, secondary shielding packing ring 9 is installed between the aluminium box and T/R assembly housing of receiver module 3 of metallic aluminium box sealing, and be fixed on together on the T/R assembly housing 1 the T/R assembly assumption diagram vertical view upper right corner as shown in Figure 1 with screw.
Placing numeral and control module zone 4 is that the high digital module of heating and the low control module of heating are installed.
Placing power amplifier module zone 5 is that the very high power model of heating is installed.
In a manner described each device of T/R assembly is carried out layout, as shown in Figure 1 with the radiating groove profile of housing radiating groove 6, effectively alleviate the weight of T/R assembly housing.With housing radiating groove 6 change into into: 9 * 10
5Mm
2The weight that can reduce housing radiating groove 6 after the optimization is about 25%.
Ventilated membrane 7 is fixed on as shown in Figure 1 position by the screw thread that carries.
As shown in Figure 4, the present invention also comprises packing washer 10, the case lid 11 that is installed together with T/R assembly housing 1.
The first shielding gasket 8 among Fig. 3, secondary shielding packing ring 9 packing washer 10 in Fig. 4 forms the version of " bimodal " sealing strip, has solved impermeability and the strong electromagnetic problem of T/R assembly in housing.
Claims (5)
1. the shell structure of a phased-array radar T/R assembly: comprise the driving source module of T/R assembly housing, the sealing of aluminium box, receiver module, the first shielding gasket, secondary shielding packing ring, packing washer and the case lid of aluminium box sealing, it is characterized in that: the first shielding gasket is installed between the aluminium box and T/R assembly housing of driving source module of metallic aluminium box sealing, and is fixed on together on the T/R assembly housing with screw; The secondary shielding packing ring is installed between the aluminium box and T/R assembly housing of receiver module of metallic aluminium box sealing, and is fixed on together on the T/R assembly housing with screw; Packing washer is installed between T/R assembly housing and the case lid, and is screwed together.
2. the shell structure of a kind of phased-array radar T/R assembly according to claim 1 is characterized in that: described housing long 420 mm, wide 300mm, high 60mm.
3. the shell structure of a kind of phased-array radar T/R assembly according to claim 1, it is characterized in that: it also comprises radiating groove, radiating groove and T/R assembly housing are same metal solid.
4. the shell structure of a kind of phased-array radar T/R assembly according to claim 3 is characterized in that: the area of dissipation of described radiating groove: 9 * 10
5Mm
2
5. the shell structure of each described a kind of phased-array radar T/R assembly in 4 according to claim 1, it is characterized in that: it also comprises ventilated membrane, ventilated membrane is fixed on the T/R assembly housing by the screw thread that carries.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110283551 CN102368092B (en) | 2011-09-22 | 2011-09-22 | Shell structure of T/R assembly of phased array radar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110283551 CN102368092B (en) | 2011-09-22 | 2011-09-22 | Shell structure of T/R assembly of phased array radar |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102368092A CN102368092A (en) | 2012-03-07 |
| CN102368092B true CN102368092B (en) | 2013-01-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110283551 Expired - Fee Related CN102368092B (en) | 2011-09-22 | 2011-09-22 | Shell structure of T/R assembly of phased array radar |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103926566B (en) * | 2014-05-08 | 2016-03-30 | 成都雷电微力科技有限公司 | T/R modular structure |
| CN103928741A (en) * | 2014-05-08 | 2014-07-16 | 成都雷电微力科技有限公司 | Shell body of T/R radio frequency module |
| CN106093880B (en) * | 2016-07-29 | 2019-06-11 | 安徽四创电子股份有限公司 | A kind of scene surveillance radar system transmitting unit |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101174847A (en) * | 2006-10-31 | 2008-05-07 | 鸿富锦精密工业（深圳）有限公司 | Housing of transceiver module |
| CN201273941Y (en) * | 2008-09-27 | 2009-07-15 | 林新明 | T/R component with cooling slot |
| CN201955468U (en) * | 2011-01-06 | 2011-08-31 | 荆州市南湖机械总厂 | Highly integrated four-in-one T/R (transmission/reception) assembly |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7422481B2 (en) * | 2006-03-22 | 2008-09-09 | Finisar Corporation | Electromagnetic interference containment in a transceiver module |
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2011
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101174847A (en) * | 2006-10-31 | 2008-05-07 | 鸿富锦精密工业（深圳）有限公司 | Housing of transceiver module |
| CN201273941Y (en) * | 2008-09-27 | 2009-07-15 | 林新明 | T/R component with cooling slot |
| CN201955468U (en) * | 2011-01-06 | 2011-08-31 | 荆州市南湖机械总厂 | Highly integrated four-in-one T/R (transmission/reception) assembly |
Non-Patent Citations (2)
| Title |
|---|
| "有源相控阵雷达T/R组件的结构设计";钟剑锋 等;《电子机械工程》;20000430(第84期);第15-17页 * |
| 钟剑锋 等."有源相控阵雷达T/R组件的结构设计".《电子机械工程》.2000,(第84期),第15-17页. |
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| CN102368092A (en) | 2012-03-07 |
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