CN220189870U - Phased array antenna heat radiation structure - Google Patents
Phased array antenna heat radiation structure Download PDFInfo
- Publication number
- CN220189870U CN220189870U CN202321752272.8U CN202321752272U CN220189870U CN 220189870 U CN220189870 U CN 220189870U CN 202321752272 U CN202321752272 U CN 202321752272U CN 220189870 U CN220189870 U CN 220189870U
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- mounting plate
- antenna
- heat dissipation
- phased array
- fins
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- 230000005855 radiation Effects 0.000 title description 3
- 230000017525 heat dissipation Effects 0.000 claims abstract description 20
- 230000000694 effects Effects 0.000 abstract description 6
- 238000010438 heat treatment Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model discloses a phased array antenna radiating structure which comprises a radiating box body, wherein an antenna mounting plate is arranged on the front side of the radiating box body, a hardware mounting plate is fixed in the radiating box body, three fin cavities are arranged in the hardware mounting plate, three baffle frames which are uniformly distributed up and down are fixed on the rear end face of the antenna mounting plate, three groups of front fins which are uniformly distributed are fixed on the rear end face of the antenna mounting plate, and rear fins are fixed in each fin cavity. According to the utility model, the single-cavity structure of the traditional phased antenna is changed into a double-cavity structure, the heat dissipation area is increased, the heat dissipation efficiency is greatly increased, the corner heat source of the antenna is cooled by covering the corner heat source of the antenna through the side air duct, the main heat source of the antenna is arranged on the back of the hardware mounting plate and corresponds to three middle air ducts, and the heat dissipation effect on the main heat source is increased by utilizing the rear fins and the front fins in the three middle air ducts.
Description
Technical Field
The utility model relates to the technical field of phased array antennas, in particular to a phased array antenna radiating structure.
Background
A phased array antenna refers to an antenna in which the pattern shape is changed by controlling the feed phase of radiating elements in the array antenna. The control phase can change the direction of the maximum value of the antenna pattern so as to achieve the purpose of beam scanning. Because phased array antenna consumption is big to lead to whole heat big, and traditional phased array antenna simple structure adopts collection heat radiation structure generally, and product heat dissipation is difficult, the heat dissipation is inhomogeneous, local temperature is too high, whole difference in temperature is big, corner position radiating effect is poor, easily leads to the inside spare part of antenna to damage because of overheated.
Disclosure of Invention
The utility model aims to provide a phased array antenna radiating structure which is used for overcoming the defects in the prior art.
The phased array antenna radiating structure comprises a radiating box body, wherein an antenna mounting plate is arranged on the front side of the radiating box body, a hardware mounting plate is fixed in the radiating box body, three fin cavities are arranged in the hardware mounting plate, three baffle frames which are uniformly distributed up and down are fixed on the rear end face of the antenna mounting plate, three groups of front fins which are uniformly distributed are fixed on the rear end face of the antenna mounting plate, and rear fins are fixed in each fin cavity.
Preferably, the left side of each fin cavity is communicated with an air outlet, and the right side of each fin cavity is communicated with an air inlet.
Preferably, each air inlet and each air outlet are communicated with each other.
Preferably, the front fins are distributed with the baffle frames at intervals, and the antenna mounting plate is fixedly connected with the radiating box body through screws.
Preferably, two sides of the three baffle frames adjacent to each other are respectively communicated with the middle air channels formed by the fin cavities in a left-right mode, the three groups of rear fins and the three groups of front fins are respectively positioned in the three middle air channels, and the heat dissipation effect of the middle air channels can be improved by the aid of the front fins and the rear fins.
Preferably, a side air channel is formed between the upper side edge of the uppermost baffle frame, the lower side edge of the lowermost baffle frame and the front end surface of each baffle frame and the front end surface of the hardware mounting plate, the side air channel is communicated with the middle air channel, and the corner position of the heat dissipation device can be dissipated through the side air channel.
The beneficial effects of the utility model are as follows: according to the utility model, the single-cavity structure of the traditional phased antenna is changed into a double-cavity structure, the heat dissipation area is increased, the heat dissipation efficiency is greatly increased, the corner heat source of the antenna is cooled by covering the corner heat source of the antenna through the side air duct, the main heat source of the antenna is arranged on the back of the hardware mounting plate and corresponds to three middle air ducts, and the heat dissipation effect on the main heat source is increased by utilizing the rear fins and the front fins in the three middle air ducts.
Drawings
FIG. 1 is a schematic view of the appearance of the present utility model;
FIG. 2 is a schematic view of the heat dissipating box assembly of FIG. 1 according to the present utility model;
FIG. 3 is a rear view of the radiator tank member of FIG. 1 of the present utility model;
FIG. 4 is a rear view of the antenna mounting board assembly of FIG. 1 in accordance with the present utility model;
FIG. 5 is a front view of the heat dissipating box component of FIG. 1 in accordance with the present utility model;
FIG. 6 is an enlarged partial schematic view of the air outlet member of FIG. 1 according to the present utility model;
fig. 7 is an enlarged partial view of the baffle frame assembly of fig. 4 in accordance with the present utility model.
In the figure:
10. a heat-dissipating box; 11. an antenna mounting plate; 12. a hardware mounting plate; 13. a rear fin; 14. an air inlet; 15. an air outlet; 16. a fin cavity; 17. a blocking frame; 18. front fins.
Detailed Description
In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in fig. 1, are merely for convenience in describing the present utility model, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
For the purposes and advantages of the present utility model to become more apparent, the following detailed description of the utility model will be taken in conjunction with the examples, it being understood that the following text is provided to describe one or more specific embodiments of the utility model and is not intended to limit the scope of the utility model as claimed in detail, as the terms upper, lower and left and right are not limited to their strict geometric definitions, but rather include tolerances for machining or human error, and the specific features of the phased array antenna radiating structure are described in detail below:
referring to fig. 1-7, a phased array antenna radiating structure according to an embodiment of the present utility model includes a radiating box 10, an antenna mounting plate 11 is disposed on the front side of the radiating box 10, a hardware mounting plate 12 is fixed in the radiating box 10, three fin cavities 16 are disposed in the hardware mounting plate 12, three baffle frames 17 uniformly distributed up and down are fixed on the rear end face of the antenna mounting plate 11, three groups of front fins 18 uniformly distributed are fixed on the rear end face of the antenna mounting plate 11, and a rear fin 13 is fixed in each fin cavity 16.
The left side of each fin cavity 16 is communicated with an air outlet 15, and the right side of each fin cavity 16 is communicated with an air inlet 14.
Each air inlet 14 and each air outlet 15 are communicated from front to back, the exhaust fan is arranged on the rear end face of the hardware mounting plate 12 and is opposite to the three air outlets 15, and air is discharged from the air outlets 15 after entering from the air inlets 14 and passing through the middle air duct and the side air duct through the suction of the exhaust fan.
The front fins 18 are distributed with the baffle frames 17 at intervals, and the antenna mounting plate 11 is fixedly connected with the radiating box body 10 through screws.
The two sides of the three baffle frames 17 adjacent to each other are respectively communicated with the left and right middle air channels formed by the three fin cavities 16, the three groups of rear fins 13 and the three groups of front fins 18 are respectively positioned in the three middle air channels, main heating sources such as hardware modules and the like are arranged on the rear end face of the hardware mounting plate 12, the main heating sources correspond to the middle air channels, and the antenna units are arranged on the front end face of the antenna mounting plate 11.
The upper side of the uppermost baffle frame 17, the lower side of the lowermost baffle frame 17 and the front end face of the hardware mounting plate 12 form a side air channel which is communicated with the middle air channel.
The specific use is as follows:
at the time of installation, the hardware modules and cables are installed on the rear end face of the hardware mounting board 12, which corresponds to the middle air duct.
The suction fan is mounted on the rear face of the hardware mounting plate 12 in alignment with the air outlet 15.
Then the antenna mounting plate 11 is fixedly connected with the heat dissipation box body 10 through screws, the rear end face of the baffle frame 17 is abutted with the front end face of the hardware mounting plate 12, and a gap between the antenna mounting plate 11 and the edge of the heat dissipation box body 10 is sealed through a sealing strip.
The antenna unit is mounted on the front end face of the antenna mounting plate 11, and then the remaining components of the phased array antenna and the housing are mounted.
In operation, the exhaust fan is started, so that air enters through the air inlet 14 and is discharged from the air outlet 15 after passing through the middle air duct and the side air duct, the air in the side air duct dissipates heat at the corner position of the phased array antenna, and the heat dissipation effect of the main heat source is enhanced due to the heat dissipation effect of the rear fins 13 and the front fins 18 in the middle air duct.
It will be apparent to those skilled in the art that various modifications to the above embodiments may be made without departing from the general spirit and concepts of the utility model. Which fall within the scope of the present utility model. The protection scheme of the utility model is subject to the appended claims.
Claims (6)
1. A phased array antenna heat dissipation structure comprising a heat dissipation case (10), characterized in that: the novel heat dissipation box comprises a heat dissipation box body (10), and is characterized in that an antenna mounting plate (11) is arranged on the front side of the heat dissipation box body (10), a hardware mounting plate (12) is fixed in the heat dissipation box body (10), three fin cavities (16) are arranged in the hardware mounting plate (12), four baffle frames (17) which are uniformly distributed up and down are fixed on the rear end face of the antenna mounting plate (11), three groups of front fins (18) which are uniformly distributed are fixed on the rear end face of the antenna mounting plate (11), and rear fins (13) are fixed in each fin cavity (16).
2. A phased array antenna heatsink structure according to claim 1, wherein: the left side of each fin cavity (16) is communicated with an air outlet (15), and the right side of each fin cavity (16) is communicated with an air inlet (14).
3. A phased array antenna heatsink structure according to claim 2, wherein: each air inlet (14) and each air outlet (15) are communicated with each other.
4. A phased array antenna heatsink structure according to claim 1, wherein: the front fins (18) are distributed at intervals with the baffle frames (17), the antenna mounting plates (11) are fixedly connected with the radiating box body (10) through screws, and each baffle frame (17) can be abutted to the front end face of the hardware mounting plate (12).
5. A phased array antenna heatsink structure according to claim 4, wherein: two sides of the three baffle frames (17) adjacent to each other are respectively communicated with the middle air channels formed by the fin cavities (16) left and right, and the three groups of rear fins (13) and the three groups of front fins (18) are respectively positioned in the three middle air channels.
6. A phased array antenna heatsink structure according to claim 5, wherein: the upper side of the uppermost baffle frame (17), the lower side of the lowermost baffle frame (17) and the space between the side of each baffle frame (17) and the front end surface of the hardware mounting plate (12) form a side air channel which is communicated with the middle air channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321752272.8U CN220189870U (en) | 2023-07-05 | 2023-07-05 | Phased array antenna heat radiation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321752272.8U CN220189870U (en) | 2023-07-05 | 2023-07-05 | Phased array antenna heat radiation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220189870U true CN220189870U (en) | 2023-12-15 |
Family
ID=89108782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321752272.8U Active CN220189870U (en) | 2023-07-05 | 2023-07-05 | Phased array antenna heat radiation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220189870U (en) |
-
2023
- 2023-07-05 CN CN202321752272.8U patent/CN220189870U/en active Active
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