CN204927477U - Active phased array antenna's heat radiation structure - Google Patents
Active phased array antenna's heat radiation structure Download PDFInfo
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- CN204927477U CN204927477U CN201520727715.7U CN201520727715U CN204927477U CN 204927477 U CN204927477 U CN 204927477U CN 201520727715 U CN201520727715 U CN 201520727715U CN 204927477 U CN204927477 U CN 204927477U
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- coldplate
- htu
- transfer unit
- heat transfer
- array antenna
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Abstract
The utility model relates to an active phased array radar equipment field, in particular to active phased array antenna's heat radiation structure. Active phased array antenna's heat radiation structure includes a TR subassembly and a heat transfer unit (HTU) that two symmetries set up, partly centre gripping of heat transfer unit (HTU) is in closely laminate between two TR subassemblies and with two TR subassemblies, another part is pegged graft on a cooling plate, the heat transfer unit (HTU) be used for with the heat conveying of two TR subassembly productions extremely on the cooling plate.
Description
Technical field
The utility model relates to a kind of Connectors for Active Phased Array Radar apparatus field, particularly a kind of radiator structure of active phase array antenna.
Background technology
The T/R assembly that a large amount of closenesses is very high is installed in Connectors for Active Phased Array Radar antenna, because T/R assembly comprises miniature microwave integrated circuit, therefore it operationally can produce a large amount of heats, module self-temperature is sharply increased, and too high temperature can affect performance and the useful life of Phased Array Radar Antenna itself undoubtedly, therefore, heat dissipation design seems and becomes more and more important in active phase array antenna.
Utility model content
The purpose of this utility model is to overcome the problem of phased array antenna T/R assembly radiating difficulty in prior art.A kind of radiator structure of active phase array antenna of high heat dissipation efficiency is provided.In order to realize above-mentioned utility model object, the utility model provides following technical scheme:
A kind of radiator structure of active phase array antenna, comprise, the symmetrically arranged T/R assembly of two panels and a heat transfer unit (HTU), the part of described heat transfer unit (HTU) to be clamped between described two panels T/R assembly and to fit tightly with two panels T/R assembly, and two panels T/R assembly is for fixedly to fit together by fastener and described heat transfer unit (HTU); Another part is plugged on a coldplate; Described heat transfer unit (HTU) is sent to described coldplate for the heat produced by described two panels T/R assembly.
Further, described heat transfer unit (HTU) is only fitted with the heating region of described two panels T/R assembly.
Preferably, described two panels T/R assembly and described heat transfer unit (HTU) are bolted.
Further, described coldplate comprise coldplate body and, be arranged on the more than one slot on coldplate body surface, described slot be used for grafting heat transfer unit (HTU); Described coldplate body is also provided with more than one through hole, and described through hole is arranged on the both sides of slot, for the passage as KK connector; Meanwhile, described coldplate body interior is provided with a runner, and described runner comprises runner body, and described runner body is positioned at coldplate body interior and by all slots around encirclement, for the heat transfer unit (HTU) cooling for being plugged in described slot.
Further, on the surface of described coldplate body, be respectively arranged with the screw for fixing described heat transfer unit (HTU) at the two ends of described slot; Described heat transfer unit (HTU) two ends are also provided with connection journal stirrup, and described connection journal stirrup is for being fixed on described coldplate by described heat transfer unit (HTU).
Further, be filled with phase-change material in described runner body, described phase-change material is for absorbing heat, actual when selecting phase-change material, preferably selects phase-change material more better than coldplate bulk material heat absorption usefulness.
In some embodiments, described runner body is arranged on described coldplate inside for closing completely.
In other embodiment, described runner comprises the flow channel entry point, the runner exit that are arranged at described coldplate side.
Further, be filled with phase-change material in described runner body, described phase-change material is for absorbing heat; The runner exit of described runner and porch are provided with the cover plate of closed flow, compared with in some embodiment, by the way of the runner body of coldplate sky dress during actual use, fill the heat dissipation that phase-change material significantly can improve coldplate.Even, when the phase-change material heat radiator usefulness selected is much higher than coldplate bulk material, further can increases the space of described runner body, the heat dissipation of coldplate is improved further.
Further, the flow channel entry point of described runner and the runner exit of described runner lay respectively at the not ipsilateral of described coldplate body.
Preferably, the flow channel entry point of described runner and the runner exit symmetry of described runner are positioned at the not ipsilateral of described coldplate body.
Preferably, described more than one slot is for be arrangeding in parallel, and simultaneously described through hole is arranged in parallel and arrange and described slot both sides with described slot.
compared with prior art, the beneficial effects of the utility model: the radiator structure of the active phase array antenna that the utility model provides is by arranging a heat transfer unit (HTU) between symmetrically arranged T/R assembly, by fitting with described T/R assembly heating region its heat conduction caused coldplate, thus improve the heat dissipation of active phase array antenna; By the runner arranged in coldplate around being plugged with heat transfer unit (HTU), T/R assembly is dispelled the heat simultaneously, due to the existence of runner, the utility model can be selected liquid phase, gas phase or fill the heat dissipation that the various ways such as phase-change material improve coldplate further, thus the useful life of active phase array antenna is extended further.
Accompanying drawing illustrates:
Fig. 1 is the utility model structural representation.
Fig. 2 a is the utility model plate structure of cooling schematic diagram.
Fig. 2 b is plate structure of cooling schematic diagram (cover plate) in the utility model embodiment 1.
Fig. 3 is runner body shape example in the utility model coldplate.
Fig. 4 is plate structure of cooling schematic diagram in embodiment 3 (without flow channel entry point and runner exit).
Fig. 5 a is T/R assembly and heat transfer unit (HTU) connection diagram in embodiment 1.
Fig. 5 b is that in embodiment 1, T/R assembly is connected explosive view with heat transfer unit (HTU).
Fig. 5 c is T/R components side view in embodiment 1.
Fig. 6 is T/R assembly and heat transfer unit (HTU) connection diagram in the utility model embodiment 4.
Mark in figure: 1-T/R assembly, 11-T/R assembly hot zone, 2-heat transfer unit (HTU), the 21-thermal treatment zone, 22-radiating area, 23-connects journal stirrup, 3-coldplate, 31-slot, 32-through hole, 33-runner, 331-runner body, 332-flow channel entry point, 333-runner exit, 34-coldplate body, 341-cover plate.
Embodiment
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.But this should be interpreted as that the scope of the above-mentioned theme of the utility model is only limitted to following embodiment, all technology realized based on the utility model content all belong to scope of the present utility model.
embodiment 1:as shown in Figure 1, Figure 2 shown in a, Fig. 2 b, Fig. 5 a, Fig. 5 b, Fig. 5 c, the present embodiment provides a kind of radiator structure of active phase array antenna, comprise the symmetrically arranged T/R assembly 1 of two panels and a heat transfer unit (HTU) 2, the part of described heat transfer unit (HTU) 2 to be clamped between described two panels T/R assembly 1 and to fit tightly with two panels T/R assembly 1, in the present embodiment, described heat transfer unit (HTU) 2 is only fitted with described two panels T/R assembly hot zone 11.Two panels T/R assembly 1 is for fixedly to fit together by bolt and described heat transfer unit (HTU) 2; Another part of described heat transfer unit (HTU) 2 is plugged on a coldplate 3; Described heat transfer unit (HTU) 2 is sent to described coldplate 3 for the heat produced by described two panels T/R assembly 1.
In the present embodiment, described heat transfer unit (HTU) 2 adopts temperature-uniforming plate; In the present embodiment, described temperature-uniforming plate is phase transition of vacuum soaking plate, as shown in Figure 5 b, it is divided into thermal treatment zone 21(evaporating area) and 22(condensing zone, radiating area), wherein, the described thermal treatment zone 21 is the fit area, hot zone 11 with described T/R assembly 1, and described radiating area 22 is for injecting described coldplate 3 inner region.Described temperature-uniforming plate is inner for having the vacuum cavity of micro-structural, when heat conducts to the described thermal treatment zone 21 by described T/R assembly 1, working medium meeting endothermic gasification in its cavity is also full of whole cavity, regelation when touching colder radiating area 22 subsequently, and get back to evaporating area 21 by the capillarity of its internal microstructure, thus realize thermolysis, it should be noted, described T/R assembly hot zone 11 refers to the main hot zone of T/R assembly in the present embodiment to a certain extent, does not represent that described T/R assembly only generates heat herein.
Further, as shown in Figure 2 a, described coldplate 3 comprise coldplate body 34 and, be arranged on 8 slots 31 on coldplate body 34 surface, in every bar slot 31, be all plugged with the heat transfer unit (HTU) 2 that is connected with T/R assembly 1 as above; Described coldplate body 34 is also provided with more than one through hole 32, and described through hole 32 is arranged on the both sides of slot 31, for the passage as KK connector; The quantity of described through hole 32 sets according to the needs of the T/R assembly 1 corresponding with corresponding slot 31.
Simultaneously, described coldplate also comprises a runner 33, described runner 33 comprises the runner body 331 being arranged at described coldplate body 34 inside, as shown in Figure 3, described runner body 331 is parallel with the upper and lower surface of described coldplate body 34, and by all slots 31 around encirclement, it is for the temperature-uniforming plate cooling for being plugged in described slot 31, it should be noted, Fig. 2 is only described runner body 331 example of shape, do not represent any restriction, due to runner body 311 should by all slots 31 around, therefore its concrete shape should be relevant to the distribution of slot 31; On the surface of described coldplate body 34, be respectively arranged with the screw for fixing described heat transfer unit (HTU) at the two ends of described slot 31; Meanwhile, described heat transfer unit (HTU) two ends are also provided with and connect journal stirrup 23, and described connection journal stirrup 23 is for being screwed in described coldplate 3 by described heat transfer unit (HTU) 2.
In this enforcement, described runner 33 also comprises the flow channel entry point 332, the runner exit 333 that are arranged at described coldplate body 34 side, user can be made to adopt liquid phase or vapor mode to be coldplate cooling, liquid phase or gas phase cooling method refer to by described flow channel entry point 332 to described runner body 331 conveying cooling liquid or gas, this cooling liquid or gas from runner body 331 by time the heat of the temperature-uniforming plate in slot is taken away, and to flow out from runner exit 333; Generally, the active phase array antenna that the utility model coldplate is housed adopts said method cooling when testing.And when formally using, liquid phase or gas phase cooling method can be selected, also can adopt and fill phase-change material by runner body 331, and described runner exit 333 and flow channel entry point 332 place are arranged the cover plate 341 of closed flow, making described phase-change material for absorbing the heat of described temperature-uniforming plate, adopting the method for filling phase change material in runner body 331 that the cooling procedure of coldplate can be made to depart from peripheral apparatus completely; Cut the coldplate including phase-change material and significantly can improve cooling capacity compared to the coldplate without phase-change material.
Further, described more than one slot 31 is for be arrangeding in parallel, and simultaneously described through hole 32 is arranged in parallel and arranges with described slot 31 both sides for the passage as KK connector with described slot.
In the present embodiment, described flow channel entry point 332 and described runner exit 333 symmetry are positioned at the not ipsilateral of described coldplate.
embodiment 2:in the present embodiment, be with embodiment 1 difference, described flow channel entry point 332 and described runner exit 333 are positioned at the same side of described coldplate.
embodiment 3:as shown in Figure 4, in the present embodiment, be with embodiment 1 difference, described runner 33 does not arrange flow channel entry point 332 or runner exit 333, it is only the runner body 331 being arranged at described coldplate body 34 inside, it is parallel with the upper and lower surface of described coldplate body 34, and by all slots 31 around encirclement, thus for being plugged on the temperature-uniforming plate cooling in described slot 31.
In the present embodiment, phase-change material in runner body 331 is directly encapsulated in coldplate when making by described coldplate, when no matter being test or when formally using, the thermal capacitance all adopting coldplate itself to add the intrinsic phase-change material of runner is lowered the temperature to T/R assembly, and as embodiment 1, peripheral hardware heat sink need not be adopted when testing to carry out liquid phase or gas phase cooling to runner body.
embodiment 4:as shown in Figure 6, be with embodiment 1 difference in the present embodiment, all fit with described heat transfer unit (HTU) 2 in all sides of described T/R assembly 1, the benefit done like this is, need not because of need to consider with the laminating problem of heat transfer unit (HTU) 2 and deliberately by high heater members concentrated setting at T/R assembly hot zone 11 place, and device in T/R assembly 1 is arranged have more flexibility.
Above in all embodiments, described through hole 32 position all with described runner body 33 without any overlapping.
Claims (10)
1. the radiator structure of an active phase array antenna, it is characterized in that, comprise, the symmetrically arranged T/R assembly of two panels and a heat transfer unit (HTU), the part of described heat transfer unit (HTU) to be clamped between described two panels T/R assembly and to fit tightly with two panels T/R assembly, and another part is plugged on a coldplate; Described heat transfer unit (HTU) is sent to described coldplate for the heat produced by described two panels T/R assembly.
2. the radiator structure of active phase array antenna as claimed in claim 1, it is characterized in that, described heat transfer unit (HTU) is only fitted with the heating region of described two panels T/R assembly.
3. the radiator structure of active phase array antenna as claimed in claim 1, it is characterized in that, described two panels T/R assembly and described heat transfer unit (HTU) are bolted.
4. the radiator structure of active phase array antenna as claimed in claim 1, is characterized in that, described coldplate comprise coldplate body and, be arranged on the more than one slot on coldplate body surface, described slot is used for grafting heat transfer unit (HTU); Described coldplate body is also provided with more than one through hole, and described through hole is arranged on the both sides of slot, for the passage as KK connector; Meanwhile, described coldplate body interior is provided with a runner, and described runner comprises runner body, and described runner body is positioned at coldplate body interior and by all slots around encirclement, for the heat transfer unit (HTU) cooling for being plugged in described slot.
5. the radiator structure of active phase array antenna as claimed in claim 4, is characterized in that, on the surface of described coldplate body, is respectively arranged with the screw for fixing described heat transfer unit (HTU) at the two ends of described slot; Described heat transfer unit (HTU) two ends are also provided with connection journal stirrup, and described connection journal stirrup is for being fixed on described coldplate by described heat transfer unit (HTU).
6. the radiator structure of active phase array antenna as claimed in claim 4, it is characterized in that, be filled with phase-change material in described runner body, described phase-change material is for absorbing heat.
7. the radiator structure of active phase array antenna as claimed in claim 6, is characterized in that, described runner body is arranged on described coldplate inside for closing completely.
8. the radiator structure of active phase array antenna as claimed in claim 4, it is characterized in that, described runner comprises the flow channel entry point, the runner exit that are arranged at described coldplate body side.
9. the radiator structure of active phase array antenna as claimed in claim 8, it is characterized in that, be filled with phase-change material in described runner body, described phase-change material is for absorbing heat; Described runner exit and flow passage entry are provided with the cover plate of closed flow.
10. the radiator structure of active phase array antenna as claimed in claim 4, is characterized in that, described more than one slot for be arrangeding in parallel, simultaneously described through hole and described slot arranged in parallel and be arranged at described slot both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520727715.7U CN204927477U (en) | 2015-09-16 | 2015-09-16 | Active phased array antenna's heat radiation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520727715.7U CN204927477U (en) | 2015-09-16 | 2015-09-16 | Active phased array antenna's heat radiation structure |
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| Publication Number | Publication Date |
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| CN204927477U true CN204927477U (en) | 2015-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520727715.7U Active CN204927477U (en) | 2015-09-16 | 2015-09-16 | Active phased array antenna's heat radiation structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105206933A (en) * | 2015-09-16 | 2015-12-30 | 成都雷电微力科技有限公司 | Heat dissipation structure of active phased array antenna |
| CN113839201A (en) * | 2021-11-29 | 2021-12-24 | 成都雷电微力科技股份有限公司 | Thin type phased array antenna structure |
-
2015
- 2015-09-16 CN CN201520727715.7U patent/CN204927477U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105206933A (en) * | 2015-09-16 | 2015-12-30 | 成都雷电微力科技有限公司 | Heat dissipation structure of active phased array antenna |
| CN113839201A (en) * | 2021-11-29 | 2021-12-24 | 成都雷电微力科技股份有限公司 | Thin type phased array antenna structure |
| CN113839201B (en) * | 2021-11-29 | 2022-02-11 | 成都雷电微力科技股份有限公司 | Thin type phased array antenna structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 610041 Shiyang Industrial Park, No.288, Yixin Avenue, hi tech Zone, Chengdu, Sichuan Province Patentee after: Chengdu lightning Micro Power Technology Co., Ltd Address before: 610041 Shiyang Industrial Park, hi tech Zone, Chengdu, Sichuan Patentee before: RML TECHNOLOGY Co.,Ltd. |
|
| CP03 | Change of name, title or address |