CN110429369B - Air-cooled spherical array antenna - Google Patents
Air-cooled spherical array antenna Download PDFInfo
- Publication number
- CN110429369B CN110429369B CN201910860643.6A CN201910860643A CN110429369B CN 110429369 B CN110429369 B CN 110429369B CN 201910860643 A CN201910860643 A CN 201910860643A CN 110429369 B CN110429369 B CN 110429369B
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- Prior art keywords
- array antenna
- antenna
- air
- spherical array
- main board
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- 238000001514 detection method Methods 0.000 claims abstract description 24
- 230000017525 heat dissipation Effects 0.000 claims description 22
- 239000002184 metal Substances 0.000 claims description 19
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000001816 cooling Methods 0.000 abstract description 16
- 239000007788 liquid Substances 0.000 abstract description 5
- 238000009423 ventilation Methods 0.000 description 13
- 239000000498 cooling water Substances 0.000 description 9
- 238000012423 maintenance Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/02—Arrangements for de-icing; Arrangements for drying-out ; Arrangements for cooling; Arrangements for preventing corrosion
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
Landscapes
- Transmitters (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention discloses an air-cooled spherical array antenna, relates to the technical field of spherical array antenna structures, and is mainly used for solving the problems that an internal pipeline structure of an existing liquid-cooled spherical array antenna is complex and the volume is large. The main structure is as follows: including antenna base and the detection module of installing its upper end, be equipped with the control mainboard of vertical arrangement in the antenna base, in the upper portion of control mainboard extends to the detection module, be equipped with radiator fan on the face of control mainboard, the upper portion of antenna base outer wall is equipped with the mainboard vent, the lower part of antenna base outer wall is equipped with the power vent. The air-cooled spherical array antenna provided by the invention changes liquid cooling into air cooling, so that the internal structure of the array antenna is simplified, and the weight and the volume of the array antenna are further reduced.
Description
Technical Field
The invention relates to the technical field of spherical array antenna structures, in particular to an air-cooled spherical array antenna.
Background
Antennas are widely used in radio systems such as communication, broadcasting, television, radar, and navigation, and function to propagate radio waves, and are indispensable devices to radiate and receive radio waves effectively. The array antenna refers to an antenna system formed by arranging a plurality of identical single antennas (such as symmetrical antennas) according to a certain rule, and is also called an antenna array. The individual antennas on an antenna array are called array elements or antenna elements.
If the array elements are arranged like a sphere, they are called spherical arrays. In order to ensure the normal operation of the antenna, the interior of the existing spherical array antenna is provided with a cooling system.
However, the cooling system in the current spherical array antenna mostly adopts a liquid cooling system, namely a cooling system composed of a cooling water pipe and a cooling water pump. This results in that a large portion of space needs to be reserved in the spherical array antenna to install the cooling water pipe and the cooling water pump, which results in a relatively bulky volume of the spherical array antenna, and is difficult to miniaturize.
Meanwhile, the cooling water pipe and the cooling pump are arranged in the liquid-cooled spherical array antenna, so that the structure of an internal pipeline is complex. Therefore, the liquid-cooled spherical array antenna is very complicated in early production, assembly and later overhaul and maintenance.
Therefore, there is an urgent need for a new type of spherical array antenna capable of solving the above-mentioned drawbacks.
Disclosure of Invention
The invention aims to provide an air-cooled spherical array antenna, which changes liquid cooling into air cooling, simplifies the internal structure of the array antenna, and further reduces the weight and the volume of the array antenna.
In order to achieve the above purpose, the invention provides an air-cooled spherical array antenna, which comprises an antenna base and a detection module arranged at the upper end of the antenna base, wherein a vertically arranged control main board is arranged in the antenna base, the upper part of the control main board extends into the detection module, a cooling fan is arranged on the board surface of the control main board, a main board ventilation opening is arranged at the upper part of the outer wall of the antenna base, and a power supply ventilation opening is arranged at the lower part of the outer wall of the antenna base.
As a further improvement of the invention, the control main board comprises two parallel metal radiating boards, an antenna motherboard and a base motherboard are sequentially arranged between the two metal radiating boards from top to bottom, and the board surfaces of the antenna motherboard and the base motherboard are parallel to the board surfaces of the metal radiating boards.
As a further improvement of the invention, the surface of the metal heat dissipation plate is provided with a toothed heat dissipation surface.
As a further improvement of the invention, the bottom of the antenna base is provided with a bottom plate for installing a control main board.
As a further improvement of the invention, the bottom plate is provided with a pair of opposite supporting frames, and the supporting frames are respectively arranged at two sides of the control main plate.
As a further improvement of the invention, two heat dissipation fans are respectively arranged on the two side plate surfaces of the lower part of the control main board.
As a further improvement of the invention, two main board ventilation openings are arranged oppositely and are respectively opposite to the two side board surfaces of the control main board.
As a further improvement of the invention, two power supply ventilation openings are arranged oppositely and respectively opposite to the two side plate surfaces of the control main board.
As a further improvement of the invention, the detection module comprises a plurality of mutually spliced antenna units, and a mounting frame for mounting the antenna units is arranged inside the detection module.
As a further improvement of the invention, an antenna housing is also sleeved outside the detection module.
Advantageous effects
Compared with the prior art, the air-cooled spherical array antenna has the advantages that:
1. in the invention, a cooling fan is arranged on the board surface of a control main board, a main board ventilation opening is arranged at the upper part of the outer wall of an antenna base, and a power supply ventilation opening is arranged at the lower part of the outer wall of the antenna base. The cooling fan and the ventilation opening are arranged, liquid is changed into air cooling, external cold air is led into the array antenna, internal and external air flow is formed, and heat generated during the operation of the array antenna is taken away, so that the array antenna can keep normal operation. Meanwhile, the internal structure of the array antenna is simplified, namely a cooling water pipe and a cooling water pump are not required to be arranged in the array antenna, and the weight and the volume of the array antenna are reduced. And the spherical array antenna is convenient for early production and assembly and later overhaul and maintenance.
2. The control main board comprises two metal radiating plates which are arranged in parallel. By arranging the metal heat radiation plate, the heat generated by the motherboard is absorbed, so that the phenomenon that the normal operation of the motherboard is influenced due to the fact that the temperature of the motherboard is too high is avoided.
3. The surface of the metal heat dissipation plate is provided with a toothed heat dissipation surface. Through setting up tooth banding heat dissipation face, increase the heat dissipation area of metal heating panel, improve its heat dissipation rate in turn.
4. The support frame sets up in the both sides of control mainboard respectively, and supplementary installation fixed control mainboard avoids it to appear rocking because of vibrations, impact.
5. The outside of the detection module is also sleeved with an antenna housing, so that the detection module can be prevented from being polluted by rainwater, dust and the like, and the detection module is protected.
The invention will become more apparent from the following description taken in conjunction with the accompanying drawings which illustrate embodiments of the invention.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a perspective view of the invention without the radome;
FIG. 3 is a perspective view of the invention without the detection module installed;
Fig. 4 is a perspective view showing an internal structure of the antenna base of the present invention;
FIG. 5 is a perspective view of a control motherboard of the present invention;
fig. 6 is an assembly view of a control motherboard of the present invention.
Wherein: 1-a detection module; 11-an antenna unit; 12-mounting frame; 2-an antenna base; 21-motherboard vents; 22-power vent; 23-a bottom plate; 3-a control main board; 31-an antenna motherboard; 32-a base motherboard; 33-a metal heat sink; 4-a heat radiation fan; 5-supporting frames; 6-radome.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present invention more apparent. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation or be constructed and operated in a specific orientation, and thus they should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; of course, it may be mechanically or electrically connected; in addition, the connection may be direct, indirect via an intermediate medium, or communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
Embodiments of the present invention will now be described with reference to the accompanying drawings.
Examples
Detailed description of the inventionas shown in fig. 1-6, an air-cooled spherical array antenna comprises an antenna base 2 and a detection module 1 mounted at its upper end. A vertically arranged control main board 3 is arranged in the antenna base 2. The operation of the entire array antenna is controlled by controlling the main board 3. Also, the upper portion of the control main board 3 in the present embodiment extends into the probe module 1, and the probe module 1 is mounted on the control main board 3.
Wherein, be equipped with radiator fan 4 on the face of control mainboard 3, the upper portion of antenna base 2 outer wall is equipped with mainboard vent 21, and the lower part of antenna base 2 outer wall is equipped with power vent 22.
The array antenna changes liquid cooling into air cooling by arranging the cooling fan 4 and the ventilation opening, and guides external cold air to enter the array antenna to form internal and external air flow so as to take away heat generated during the operation of the array antenna, so that the array antenna can keep normal operation. Meanwhile, the internal structure of the array antenna is simplified, namely a cooling water pipe and a cooling water pump are not required to be arranged in the array antenna, and the weight and the volume of the array antenna are reduced. And the spherical array antenna is convenient for early production and assembly and later overhaul and maintenance.
Meanwhile, the control main board 3 includes two metal heat dissipation plates 33 arranged in parallel. An antenna motherboard 31 and a base motherboard 32 are arranged between the two metal heat dissipation plates 33 in sequence from top to bottom. The surfaces of the antenna motherboard 31 and the chassis motherboard 32 are parallel to the surface of the metal heat sink 33. By arranging the metal heat dissipation plate 33, heat generated by the motherboard can be absorbed, and the phenomenon that the normal operation of the motherboard is influenced due to the fact that the temperature of the motherboard is too high is avoided.
The metal heat dissipation plate 33 in this embodiment has a toothed heat dissipation surface. By providing the tooth-shaped heat dissipation surface, the heat dissipation area of the metal heat dissipation plate 33 can be increased, and the heat dissipation rate thereof can be further improved.
The bottom of the antenna base 2 is provided with a bottom plate 23 for mounting the control motherboard 3. The base plate 23 is circular in this embodiment and also serves to mount and secure the entire array antenna. The bottom plate 23 is provided with a pair of oppositely arranged supporting frames 5. The support frame 5 sets up in the both sides of control mainboard 3 respectively, and supplementary installation fixed control mainboard avoids it to appear rocking because of vibrations, impact.
In addition, in the present embodiment, there are two heat dissipation fans 4 provided on both side plate surfaces of the lower portion of the control main board 3, respectively. And the heat dissipation of the two side plate surfaces of the control main plate 3 is synchronously realized, so that the heat dissipation rate is improved.
The number of the main board ventilation openings 21 is two, and the two main board ventilation openings 21 are oppositely arranged and respectively face the two side board surfaces of the control main board 3. The number of the power supply ventilation openings 22 is two, and the two power supply ventilation openings 22 are oppositely arranged and respectively face the two side plate surfaces of the control main board 3. The upper and lower parts of the main board 3 are cooled and controlled by the main board vent 21 and the power supply vent 22, respectively, to increase the heat dissipation rate.
Of course, the number and the arrangement position of the heat radiation fans 4, the number and the arrangement position of the ventilation openings may be modified according to circumstances, and are not limited to only the above-described layout.
It should be noted that:
The detection module 1 comprises a plurality of antenna units 11 which are mutually spliced and combined. The interior of the detection module 1 is provided with a mounting bracket 12 for mounting the antenna unit 11. The mounting frame 12 in this embodiment is mounted horizontally on the portion of the control motherboard 3 extending into the detection module. And a plurality of antenna units 11 are spliced and combined into a sphere-like structure through the mounting frame 12.
The outside of the detection module 1 is also sleeved with an antenna housing 6, so that the detection module can be prevented from being polluted by rainwater, dust and the like, and the detection module 1 is protected.
The invention has been described in connection with the preferred embodiments, but the invention is not limited to the embodiments disclosed above, but it is intended to cover various modifications, equivalent combinations according to the essence of the invention.
Claims (8)
1. The utility model provides an air-cooled spherical array antenna, includes antenna base (2) and installs detection module (1) of its upper end, a serial communication port, be equipped with control mainboard (3) of vertical arrangement in antenna base (2), the upper portion of control mainboard (3) extends to in detection module (1), be equipped with radiator fan (4) on the face of control mainboard (3), the upper portion of antenna base (2) outer wall is equipped with mainboard vent (21), the lower part of antenna base (2) outer wall is equipped with power vent (22), control mainboard (3) include two parallel arrangement's metal heating panel (33), are equipped with antenna motherboard (31) and base motherboard (32) from last down in proper order between two metal heating panels (33), the face of antenna motherboard (31) and base motherboard (32) is parallel with the face of metal heating panel (33), the bottom of antenna base (2) is equipped with bottom plate (23) that are used for installing control mainboard (3).
2. An air-cooled spherical array antenna according to claim 1, wherein the metal heat dissipating plate (33) has a toothed heat dissipating surface on the plate surface.
3. An air-cooled spherical array antenna according to claim 1, wherein the base plate (23) is provided with a pair of oppositely arranged supporting frames (5), and the supporting frames (5) are respectively arranged at two sides of the control main board (3).
4. An air-cooled spherical array antenna according to claim 1, wherein two heat dissipation fans (4) are respectively arranged on two side plate surfaces of the lower part of the control main board (3).
5. An air-cooled spherical array antenna according to claim 1, wherein two main board vents (21) are provided, and the two main board vents (21) are oppositely arranged and respectively face two side board surfaces of the control main board (3).
6. An air-cooled spherical array antenna according to claim 1, wherein two power supply vents (22) are provided, and the two power supply vents (22) are oppositely arranged and respectively face two side plate surfaces of the control main board (3).
7. An air-cooled spherical array antenna according to claim 1, wherein the detection module (1) comprises a plurality of antenna units (11) which are spliced and combined with each other, and a mounting frame (12) for mounting the antenna units (11) is arranged inside the detection module (1).
8. An air-cooled spherical array antenna according to claim 1, characterized in that the outside of the detection module (1) is further sleeved with an antenna housing (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910860643.6A CN110429369B (en) | 2019-09-11 | 2019-09-11 | Air-cooled spherical array antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910860643.6A CN110429369B (en) | 2019-09-11 | 2019-09-11 | Air-cooled spherical array antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110429369A CN110429369A (en) | 2019-11-08 |
| CN110429369B true CN110429369B (en) | 2024-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910860643.6A Active CN110429369B (en) | 2019-09-11 | 2019-09-11 | Air-cooled spherical array antenna |
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| CN (1) | CN110429369B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112002981B (en) * | 2020-08-07 | 2021-04-06 | 广州初曲科技有限公司 | Mobile communication antenna structure with electric control adjustment function |
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| CN210272631U (en) * | 2019-09-11 | 2020-04-07 | 成都菲斯洛克电子技术有限公司 | Air-cooled spherical array antenna |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2503791A1 (en) * | 2002-10-22 | 2004-05-06 | Jason A. Sullivan | Non-peripherals processing control module having improved heat dissipating properties |
| US7898810B2 (en) * | 2008-12-19 | 2011-03-01 | Raytheon Company | Air cooling for a phased array radar |
| CN104780743B (en) * | 2013-03-06 | 2018-04-20 | 华为技术有限公司 | Radio frequency remoto module and communication equipment |
| US20180151950A1 (en) * | 2015-04-20 | 2018-05-31 | Thomson Licensing | Antenna mounting bracket with air deflecting curvature |
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- 2019-09-11 CN CN201910860643.6A patent/CN110429369B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2435264C1 (en) * | 2010-11-18 | 2011-11-27 | Открытое акционерное общество Центральное конструкторское бюро аппаратостроения | Radar antenna array |
| CN105223569A (en) * | 2015-10-16 | 2016-01-06 | 江苏阳明船舶装备制造技术有限公司 | A kind of spherical radargrammetry coordinate machine for gathering pipe and measuring method |
| CN106129575A (en) * | 2016-08-20 | 2016-11-16 | 西安星展测控科技股份有限公司 | A kind of small-sized dehumidifier of antenna for satellite communication in motion |
| CN108767472A (en) * | 2018-03-30 | 2018-11-06 | 彩虹无人机科技有限公司 | A kind of air-cooled radome of airborne suspension type |
| CN108963408A (en) * | 2018-07-02 | 2018-12-07 | 四川莱源科技有限公司 | The radiation design method of spherical surface digital array antenna |
| CN109301431A (en) * | 2018-10-18 | 2019-02-01 | 北京无线电测量研究所 | A kind of Planar Phased Array Antenna |
| CN210272631U (en) * | 2019-09-11 | 2020-04-07 | 成都菲斯洛克电子技术有限公司 | Air-cooled spherical array antenna |
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| CN110429369A (en) | 2019-11-08 |
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