CN219040696U

CN219040696U - Direction-finding tracking antenna

Info

Publication number: CN219040696U
Application number: CN202223282526.2U
Authority: CN
Inventors: 罗家闹; 刘凯; 秦卫星
Original assignee: Shanghai Hezhen Information Technology Co ltd
Current assignee: Shanghai Hezhen Information Technology Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-05-16
Anticipated expiration: 2032-12-08

Abstract

The utility model discloses a direction-finding tracking antenna, which particularly relates to the technical field of antennas, and comprises a base plate and an antenna housing, wherein a switch matrix is fixedly arranged at the center of the top of the base plate, six antenna elements for direction-finding tracking are fixedly arranged at the top of the base plate, the six antenna elements are distributed around a switch matrix annular array, a disc is fixedly arranged at the bottom of the base plate, a refrigerating sheet is fixedly arranged in the disc, a metal heat-conducting plate is arranged in the base plate in a penetrating manner, and the top of the metal heat-conducting plate is in contact with the switch matrix and the bottom of the antenna elements. According to the utility model, the antenna element and the switch matrix are arranged in the antenna housing to carry out direction finding tracking, heat generated by the operation of the antenna element and the switch matrix is transferred to the refrigerating sheet through the metal heat conducting plate, the refrigerating sheet emits the heat into the disc, and the heat is discharged through the heat radiating holes at the bottom of the disc, so that the heat radiation of the antenna element and the switch matrix is realized, and the influence of the long-time overhigh temperature of the antenna element and the switch matrix on the use is avoided.

Description

Direction-finding tracking antenna

Technical Field

The utility model relates to the technical field of antennas, in particular to a direction-finding tracking antenna.

Background

The radio direction finding is to measure the incoming wave direction of the radio signal by using radio measuring equipment such as a direction finding antenna, and the radio direction finding device is widely applied to the aspects of radio spectrum management, aviation management, navigation, wild animal tracking, electronic countermeasure, amateur radio activities and the like, and the radio direction finding equipment which is most used at present is the direction finding antenna, and the direction finding antenna can realize the receiving and preprocessing of space radio signals, complete the conversion of the azimuth information of electromagnetic wave signals, provide radio frequency signals with the azimuth information for a rear-end multichannel receiver and realize the wide-frequency-band multichannel direction finding function.

The portable direction-finding antenna with the publication number of CN206340659U comprises an antenna array and a supporting rod, wherein the antenna array is detachably connected with the supporting rod; the antenna array comprises a bottom plate, antenna elements and a switch matrix, wherein a plurality of antenna elements are arranged around the periphery of the bottom plate, the switch matrix is arranged in the middle of the bottom plate, an electrical interface is arranged on the left side of the switch matrix, and a control head interface is arranged on the right side of the switch matrix.

After the direction-finding antenna is used for a long time, a large amount of heat can be generated by the antenna element and the switch matrix, the heat is emitted to the outside through the bottom plate at a lower speed, so that the temperature of the heat inside the outer cover continuously becomes high, and the high temperature can influence the operation of the antenna element and the switch matrix, thereby influencing the direction-finding and tracking of the whole antenna.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides a direction-finding tracking antenna to solve the above-mentioned problems occurring in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a direction finding tracking antenna, includes bottom plate and radome, uses the radome to protect the antenna component on the bottom plate, the fixed switch matrix that is equipped with in bottom plate top department that is equipped with in center department, the fixed six antenna elements that are used for direction finding tracking that are equipped with in bottom plate top, six antenna elements distribute around switch matrix annular array, and the antenna element cooperates with the switch matrix, realizes direction finding tracking, the fixed disc that is equipped with in bottom plate bottom, the disc internal fixation is equipped with the refrigeration piece, uses the refrigeration piece to dispel the heat to antenna element and switch matrix, avoids antenna element and switch matrix high temperature to damage, the inside metal heat-conducting plate that runs through of bottom plate is equipped with, metal heat-conducting plate top and switch matrix and antenna element bottom contact, metal heat-conducting plate bottom and refrigeration piece top contact, use the metal heat-conducting plate to transmit the heat of antenna element and switch matrix on the refrigeration piece, the heat dissipation of refrigeration piece of being convenient for, the refrigeration piece below is equipped with the cooling subassembly that is used for the refrigeration piece, the louvre has been seted up to the disc bottom, the disc bottom is equipped with U bottom, U bottom center department is fixedly to be equipped with the installation pole and install the whole antenna supporting plate with U to install the antenna supporting plate.

In a preferred embodiment, two electrical interfaces are provided on one side of the top of the base plate, and a control head interface is provided on the other side of the top of the base plate, and the control head interface and the electrical interfaces extend to the side wall of the base plate, so that wiring is facilitated.

In a preferred embodiment, the antenna housing is fixedly connected with the base plate through four screws, so that the antenna housing and the base plate are conveniently detached, and the antenna elements and the switch matrix on the base plate are overhauled.

In a preferred embodiment, the cooling component comprises a micro fan, the micro fan is arranged below the refrigerating plate, the micro fan is fixedly connected with the inner wall of the disc through two connecting rods, and the micro fan is used for sucking heat emitted by the refrigerating plate, so that the heat dissipation effect of the refrigerating plate is improved conveniently.

In a preferred embodiment, the vent holes are formed in the outer wall surfaces of two sides of the disc, the vent holes are used for flowing of gas in the disc, dust screens are fixedly arranged in the radiating holes and each vent hole, the dust screens are used for playing a dustproof role in the radiating holes and the vent holes, and external dust and impurities are prevented from entering the disc.

In a preferred embodiment, the top of the U-shaped plate is fixedly connected with the bottom of the disc through two screws, so that the U-shaped plate is convenient to install and detach.

The utility model has the technical effects and advantages that:

1. according to the utility model, the antenna element and the switch matrix are arranged in the antenna housing to perform direction finding tracking, heat generated by the operation of the antenna element and the switch matrix is transferred to the refrigerating sheet through the metal heat conducting plate, the refrigerating sheet radiates the heat into the disc, and the heat is discharged through the radiating holes at the bottom of the disc, so that the heat dissipation of the antenna element and the switch matrix is realized, and the influence of the excessive temperature of the antenna element and the switch matrix on the direction finding tracking use for a long time is avoided.

2. The heat emitted by the refrigerating sheet is pumped by the micro fan to be rapidly discharged out of the disc, so that the heat dissipation speed of the refrigerating sheet is improved, the heat dissipation effect of the antenna element and the switch matrix due to overhigh temperature of the refrigerating sheet is avoided, the dustproof net in the heat dissipation holes and the vent holes can play a dustproof role, and dust and impurities in the outside air are prevented from entering the disc.

Drawings

FIG. 1 is a front elevational view of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of a radome of the present utility model;

FIG. 3 is a side view of the overall structure of the present utility model;

FIG. 4 is a partial cross-sectional view of the present utility model;

fig. 5 is a cross-sectional view of a disk of the present utility model.

The reference numerals are: 1. a bottom plate; 2. an antenna housing; 3. a switch matrix; 4. an antenna element; 5. a disc; 6. a cooling sheet; 7. a metal heat-conducting plate; 8. a heat radiation hole; 9. a U-shaped plate; 10. a mounting rod; 11. an electrical interface; 12. a control head interface; 13. a micro fan; 14. a vent hole; 15. a dust-proof net.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to the attached drawings 1-5 of the specification, the utility model provides a direction-finding tracking antenna, which comprises a base plate 1 and an antenna housing 2, wherein the antenna housing 2 is used for protecting an antenna component on the base plate 1, the service life of the antenna component is prolonged, a switch matrix 3 is fixedly arranged at the center of the top of the base plate 1, six antenna elements 4 used for direction-finding tracking are fixedly arranged at the top of the base plate 1, the antenna elements 4 are matched with the switch matrix 3 to realize the direction-finding tracking, the six antenna elements 4 are distributed around the annular array of the switch matrix 3, a disc 5 is fixedly arranged at the bottom of the base plate 1, two electrical interfaces 11 are arranged at one side of the top of the base plate 1, a control head interface 12 is arranged at the other side of the top of the base plate 1, and the control head interface 12 and the electrical interfaces 11 are both extended to the side wall of the base plate 1, so that the antenna wiring is convenient to use;

the disc 5 is internally and fixedly provided with a refrigerating sheet 6, the refrigerating sheet 6 is used for radiating the antenna element 4 and the switch matrix 3, so that the antenna element 4 and the switch matrix 3 are prevented from being damaged due to overhigh temperature, the bottom plate 1 is internally and penetratingly provided with a metal heat-conducting plate 7, the top of the metal heat-conducting plate 7 is contacted with the bottoms of the switch matrix 3 and the antenna element 4, the bottom of the metal heat-conducting plate 7 is contacted with the top of the refrigerating sheet 6, and the heat of the antenna element 4 and the switch matrix 3 is transmitted to the refrigerating sheet 6 by using the metal heat-conducting plate 7, so that the radiating of the refrigerating sheet 6 is facilitated;

the cooling assembly for cooling the refrigerating plate 6 is arranged below the refrigerating plate 6, the cooling holes 8 are formed in the bottom of the disc 5, the U-shaped plate 9 is arranged at the bottom of the disc 5, the mounting rod 10 is fixedly arranged at the center of the bottom of the U-shaped plate 9, and the whole antenna is supported and mounted by the mounting rod 10 and the U-shaped plate 9.

The antenna element 4 and the switch matrix 3 are installed in the antenna housing 2 to conduct direction finding tracking, heat generated by the operation of the antenna element 4 and the switch matrix 3 is transmitted to the refrigerating sheet 6 through the metal heat conducting plate 7, the refrigerating sheet 6 dissipates the heat into the disc 5, and then the heat is discharged through the heat dissipation holes 8 at the bottom of the disc 5, so that the heat dissipation of the antenna element 4 and the switch matrix 3 is achieved, and the influence of the excessive temperature of the antenna element 4 and the switch matrix 3 on the direction finding tracking is avoided.

Referring to the attached drawings 1-5 of the specification, the utility model provides a direction-finding tracking antenna, wherein the antenna housing 2 is fixedly connected with the bottom plate 1 through four screws, so that the antenna housing 2 is convenient to detach from the bottom plate 1, the antenna element 4 and the switch matrix 3 on the bottom plate 1 are overhauled, the cooling assembly comprises a micro fan 13, the micro fan 13 is arranged below a refrigerating sheet 6, the micro fan 13 is fixedly connected with the inner wall of a disc 5 through two connecting rods, and the micro fan 13 is used for sucking heat emitted by the refrigerating sheet 6, so that the heat dissipation effect of the refrigerating sheet 6 is convenient to improve;

and the ventilation holes 14 have all been seted up on disc 5 both sides outer wall surface, and ventilation hole 14 is used for the flow of the interior gas of disc 5, all fixed dust screen 15 that is equipped with in louvre 8 and the every ventilation hole 14, use dust screen 15 to play dirt-proof effect in louvre 8 and ventilation hole 14, avoid external dust impurity to enter into in the disc 5, through two screw fixed connection between U-shaped plate 9 top and the disc 5 bottom, U-shaped plate 9 and bottom plate 1 are dismantled in the easy to assemble.

The heat emitted by the refrigerating sheet 6 is pumped by the micro fan 13 and is rapidly discharged out of the disc 5, so that the heat dissipation speed of the refrigerating sheet 6 is improved, the heat dissipation effect of the refrigerating sheet 6 on the antenna element 4 and the switch matrix 3 due to overhigh temperature is avoided, the dustproof net 15 in the heat dissipation hole 8 and the vent hole 14 can play a dustproof role, and dust and impurities in the outside air are prevented from entering the disc 5.

Finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a direction finding tracking antenna, includes bottom plate (1) and radome (2), its characterized in that: the intelligent antenna is characterized in that a switch matrix (3) is fixedly arranged at the center of the top of the bottom plate (1), six antenna elements (4) for direction finding and tracking are fixedly arranged at the top of the bottom plate (1), the six antenna elements (4) are distributed around the switch matrix (3) in a ring-shaped array, a disc (5) is fixedly arranged at the bottom of the bottom plate (1), a refrigerating sheet (6) is fixedly arranged in the disc (5), a metal heat-conducting plate (7) is arranged in the bottom of the bottom plate (1) in a penetrating manner, the top of the metal heat-conducting plate (7) is in contact with the bottoms of the switch matrix (3) and the antenna elements (4), and the bottom of the metal heat-conducting plate (7) is in contact with the top of the refrigerating sheet (6);

the cooling device is characterized in that a cooling component used for cooling the cooling piece (6) is arranged below the cooling piece (6), a cooling hole (8) is formed in the bottom of the disc (5), a U-shaped plate (9) is arranged at the bottom of the disc (5), and a mounting rod (10) is fixedly arranged at the center of the bottom of the U-shaped plate (9).

2. A direction-finding tracking antenna as claimed in claim 1, wherein: two electrical interfaces (11) are arranged on one side of the top of the bottom plate (1), a control head interface (12) is arranged on the other side of the top of the bottom plate (1), and the control head interface (12) and the electrical interfaces (11) extend to the side wall of the bottom plate (1).

3. A direction-finding tracking antenna as claimed in claim 1, wherein: the antenna housing (2) is fixedly connected with the bottom plate (1) through four screws.

4. A direction-finding tracking antenna as claimed in claim 1, wherein: the cooling assembly comprises a micro fan (13), the micro fan (13) is arranged below the refrigerating sheet (6), and the micro fan (13) is fixedly connected with the inner wall of the disc (5) through two connecting rods.

5. A direction-finding tracking antenna as claimed in claim 1, wherein: vent holes (14) are formed in the outer wall surfaces of two sides of the disc (5), and dustproof nets (15) are fixedly arranged in the radiating holes (8) and each vent hole (14).

6. A direction-finding tracking antenna as claimed in claim 1, wherein: the top of the U-shaped plate (9) is fixedly connected with the bottom of the disc (5) through two screws.