CN106558750B - Movable direction-finding antenna - Google Patents

Movable direction-finding antenna Download PDF

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Publication number
CN106558750B
CN106558750B CN201710022001.XA CN201710022001A CN106558750B CN 106558750 B CN106558750 B CN 106558750B CN 201710022001 A CN201710022001 A CN 201710022001A CN 106558750 B CN106558750 B CN 106558750B
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China
Prior art keywords
antenna
bottom plate
switch matrix
finding
connecting pipe
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Application number
CN201710022001.XA
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Chinese (zh)
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CN106558750A (en
Inventor
伍韬
赵戎
郭小东
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Chengdu Team Retone Technology Co ltd
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Chengdu Team Retone Technology Co ltd
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Priority to CN201710022001.XA priority Critical patent/CN106558750B/en
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/04—Details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
    • H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Support Of Aerials (AREA)

Abstract

The invention discloses a movable direction-finding antenna, which relates to the technical field of radio direction finding and comprises an antenna array and a supporting rod, wherein the antenna array and the supporting rod are detachably connected; 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. Mold, salt fog and sand dust can be effectively prevented, normal work can be ensured in six-stage air force, and eight-stage air is not damaged; the device has the characteristics of light weight, simple structure, small occupied space, strong environment adaptability and the like; and the antenna can be conveniently disassembled, assembled and moved, and can adapt to a plurality of complex environments.

Description

Movable direction-finding antenna
Technical Field
The invention relates to the technical field of radio direction finding, in particular to a movable direction finding antenna.
Background
Radio direction finding is the use of radio measurement devices such as direction finding antennas to determine the direction of incoming radio signals, and is widely used in radio spectrum management, aviation management, navigation, wild animal tracking, electronic countermeasure and amateur radio activities.
The most used radio direction-finding equipment is the direction-finding antenna, 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-band multichannel direction-finding function. With the rapid development of radio technology, the radio management department has increasingly demanded short-term monitoring and direction-finding operation with unfixed sites such as field, emergency guarantee, ascending and carrying. However, most of the current direction-finding antennas have the problems of heavy weight, large occupied space, weak field environment adaptability and the like.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides a movable direction-finding antenna, and solves the problems of heavy weight, large occupied space, weak field environment adaptability and the like of the conventional direction-finding antenna.
The aim of the invention is realized by the following technical scheme: the movable direction-finding antenna 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 the supporting rod is detachably connected with the center of the bottom plate, a plurality of antenna elements are arranged on the periphery of the bottom plate, the switch matrix is arranged in the middle of the bottom plate, one end of the switch matrix is provided with an electrical interface, and the other end of the switch matrix is provided with a control head interface.
The bottom plate is a round bottom plate, and an outer cover is arranged outside the bottom plate.
The switch matrix is internally provided with an input/output circuit, a first support column is arranged in the center of the switch matrix, an adapter plate is arranged on the first support column, a second support column is arranged on the adapter plate, and a compass is arranged on the second support column.
The support rod comprises a first base, a first connector, a connecting pipe, a second connector and a second base; the first base pass through the screw and be connected with first connector, first connector is connected with the one end of connecting pipe, the connecting pipe other end is connected with the second connector, the second connector passes through the screw and is connected with the second base.
The connecting pipe comprises a pipe wall, and the pipe wall is riveted with the connecting pipe, the first connecting joint and the second connecting joint through self-plugging rivets.
The first connector is riveted with the connecting pipe and the connecting pipe is riveted with the second connector.
The lower end of the second base is provided with a supporting frame.
The beneficial effects of the invention are as follows: the movable direction-finding antenna can effectively prevent mould, salt fog and sand dust, and can ensure that the antenna can work normally in six-stage air force without damage to eight-stage air; the device has the characteristics of light weight, simple structure, small occupied space, strong environment adaptability and the like; and the antenna can be conveniently disassembled, assembled and moved, and can adapt to a plurality of complex environments.
Drawings
FIG. 1 is a diagram of a direction finding antenna configuration;
fig. 2 is a cross-sectional view of an antenna array;
fig. 3 is a top view of an antenna array;
FIG. 4 is a block diagram of a support bar;
in the figure, the antenna array is 1-antenna array, the support rod is 2-antenna array, the base plate is 3-antenna element, the switch matrix is 5-antenna element, the electrical interface is 6-antenna element, the control head interface is 7-antenna element, the cover is 8-antenna element, the support column is 9-antenna element, the adapter plate is 10-antenna element, the support column is 11-antenna element, the base plate is 12-antenna element, the base is 13-antenna element, the first connector is 14-antenna element, the connecting tube is 15-antenna element, the second connector is 16-antenna element, the second connector is 17-antenna element, and the base is 18-antenna wall.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.
As shown in fig. 1, 2 and 3, the portable direction-finding antenna comprises an antenna array 1 and a supporting rod 2, wherein the antenna array 1 and the supporting rod 2 are detachably connected; the antenna array 1 comprises a bottom plate 3, antenna elements 4 and a switch matrix 5, wherein the supporting rod 2 is detachably connected with the center of the bottom plate 3, a plurality of antenna elements 4 are arranged on the periphery of the bottom plate 3, the switch matrix 5 is arranged in the middle of the bottom plate 3, one end of the switch matrix 5 is provided with an electrical interface 6, and the other end of the switch matrix 5 is provided with a control head interface 7.
The bottom plate 3 is a round bottom plate, and an outer cover 8 is arranged outside the bottom plate 3.
An input/output circuit is arranged in the switch matrix 5, a first support column 9 is arranged in the center of the switch matrix 5, an adapter plate 10 is arranged on the first support column 9, a second support column 11 is arranged on the adapter plate 10, and a compass 12 is arranged on the second support column 11.
The support rod 2 comprises a first base 13, a first connecting joint 14, a connecting pipe 15, a second connecting joint 16 and a second base 17; the first base 13 is connected with the first connecting head 14 through a screw, the first connecting head 14 is connected with one end of the connecting pipe 15, the other end of the connecting pipe 15 is connected with the second connecting head 16, and the second connecting head 16 is connected with the second base 17 through a screw.
The connecting pipe 15 comprises a pipe wall 18, and the pipe wall 18 is riveted with the connecting pipe 15, the first connecting head 14 and the second connecting head 16 through blind rivets.
The first connector 14 and the connecting pipe 15 and the second connector 16 are connected in a riveting way.
The lower end of the second base 17 is provided with a supporting frame, so that the antenna can be conveniently contacted with the ground and is stable.
Further, the screw is a M5 hand screw;
further, the number of the electric interfaces 6 is two, and an N-type seat or an 18-20 core aviation socket is adopted; the control head interface is externally connected with a 12V power supply.
Further, the frequency range of the switch matrix 5 is 20 MHz-3600 MHz, six paths of inputs and one path of outputs are controlled through single-pole six-throw switches, the control mode is differential control, and the control switch time is less than 500ns.
Further, the antenna array 1 of the invention comprises 7 antenna elements 4, the type of the antenna elements 4 is an active printed board dipole, the input impedance is 50 ohms, and the polarization mode is vertical polarization; the working frequency range is 1 GHz-3 GHz; the weight of the antenna array 1 is less than 5Kg, and the diameter is phi 300mm; the dimensions of the housing 8 of the antenna array 1 are phi 400mm x H320mm.
The foregoing is merely a preferred embodiment of the invention, and it is to be understood that the invention is not limited to the form disclosed herein but is not to be construed as excluding other embodiments, but is capable of numerous other combinations, modifications and environments and is capable of modifications within the scope of the inventive concept, either as taught or as a matter of routine skill or knowledge in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the invention are intended to be within the scope of the appended claims.

Claims (5)

1. The moving type direction finding antenna is characterized in that: the antenna comprises an antenna array (1) and a supporting rod (2), wherein the antenna array (1) is detachably connected with the supporting rod (2); the antenna array (1) comprises a bottom plate (3), antenna elements (4) and a switch matrix (5), wherein the supporting rod (2) is detachably connected with the center of the bottom plate (3), the periphery of the bottom plate (3) is provided with the plurality of antenna elements (4), the switch matrix (5) is arranged in the middle of the bottom plate (3), one end of the switch matrix (5) is provided with an electrical interface (6), and the other end of the switch matrix (5) is provided with a control head interface (7); an input/output circuit is arranged in the switch matrix (5), a first support column (9) is arranged in the center of the switch matrix (5), an adapter plate (10) is arranged on the first support column (9), a second support column (11) is arranged on the adapter plate (10), and a compass (12) is arranged on the second support column (11); the support rod (2) comprises a first base (13), a first connector (14), a connecting pipe (15), a second connector (16) and a second base (17); the first base (13) is connected with the first connecting head (14) through a screw, the first connecting head (14) is connected with one end of the connecting pipe (15), the other end of the connecting pipe (15) is connected with the second connecting head (16), and the second connecting head (16) is connected with the second base (17) through a screw.
2. The portable direction-finding antenna according to claim 1, wherein: the bottom plate (3) is a round bottom plate, and an outer cover (8) is arranged outside the bottom plate (3).
3. The portable direction-finding antenna according to claim 1, wherein: the connecting pipe (15) comprises a pipe wall (18), and the pipe wall (18) is riveted with the connecting pipe (15), the first connecting joint (14) and the second connecting joint (16) through blind rivets.
4. The portable direction-finding antenna according to claim 1, wherein: the connection mode between the first connector (14) and the connecting pipe (15) and the connection mode between the connecting pipe (15) and the second connector (16) are riveted.
5. The portable direction-finding antenna according to claim 1, wherein: the lower end of the second base (17) is provided with a supporting frame.
CN201710022001.XA 2017-01-12 2017-01-12 Movable direction-finding antenna Active CN106558750B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710022001.XA CN106558750B (en) 2017-01-12 2017-01-12 Movable direction-finding antenna

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Application Number Priority Date Filing Date Title
CN201710022001.XA CN106558750B (en) 2017-01-12 2017-01-12 Movable direction-finding antenna

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CN106558750B true CN106558750B (en) 2023-05-26

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112072270B (en) * 2020-07-20 2022-11-04 成都大公博创信息技术有限公司 Integrated rapid deployment monitoring direction-finding equipment

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6249261B1 (en) * 2000-03-23 2001-06-19 Southwest Research Institute Polymer, composite, direction-finding antenna
US7508343B1 (en) * 2006-09-26 2009-03-24 Rockwell Collins, Inc. Switched beam forming network for an amplitude monopulse directional and omnidirectional antenna
CN203300782U (en) * 2013-06-04 2013-11-20 成都中兢伟奇科技有限责任公司 Portable interferometer direction-finder antenna
CN203300806U (en) * 2013-05-16 2013-11-20 成都中兢伟奇科技有限责任公司 Interferometer direction finding antenna
CN203721889U (en) * 2013-12-31 2014-07-16 成都华日通讯技术有限公司 Microwave direction-finding antenna array
CN104167613A (en) * 2014-07-21 2014-11-26 成都中安频谱科技有限公司 Novel portable five-antenna-element direction-finding circular array
CN104393413A (en) * 2014-12-09 2015-03-04 成都国蓉科技有限公司 Radio direction finding antenna
CN205863368U (en) * 2016-07-25 2017-01-04 南京天之谱科技有限公司 A kind of portable monitoring direction-finder antenna
CN206340659U (en) * 2017-01-12 2017-07-18 成都天锐通科技有限公司 Moving type direction-finder antenna

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7924225B2 (en) * 2008-06-23 2011-04-12 Hong Kong Applied Science And Technology Research Institute Co., Ltd. Direction finding antenna systems and methods for use thereof

Patent Citations (9)

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Publication number Priority date Publication date Assignee Title
US6249261B1 (en) * 2000-03-23 2001-06-19 Southwest Research Institute Polymer, composite, direction-finding antenna
US7508343B1 (en) * 2006-09-26 2009-03-24 Rockwell Collins, Inc. Switched beam forming network for an amplitude monopulse directional and omnidirectional antenna
CN203300806U (en) * 2013-05-16 2013-11-20 成都中兢伟奇科技有限责任公司 Interferometer direction finding antenna
CN203300782U (en) * 2013-06-04 2013-11-20 成都中兢伟奇科技有限责任公司 Portable interferometer direction-finder antenna
CN203721889U (en) * 2013-12-31 2014-07-16 成都华日通讯技术有限公司 Microwave direction-finding antenna array
CN104167613A (en) * 2014-07-21 2014-11-26 成都中安频谱科技有限公司 Novel portable five-antenna-element direction-finding circular array
CN104393413A (en) * 2014-12-09 2015-03-04 成都国蓉科技有限公司 Radio direction finding antenna
CN205863368U (en) * 2016-07-25 2017-01-04 南京天之谱科技有限公司 A kind of portable monitoring direction-finder antenna
CN206340659U (en) * 2017-01-12 2017-07-18 成都天锐通科技有限公司 Moving type direction-finder antenna

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