CN106842133A - A kind of phased-array radar - Google Patents
A kind of phased-array radar Download PDFInfo
- Publication number
- CN106842133A CN106842133A CN201610776177.XA CN201610776177A CN106842133A CN 106842133 A CN106842133 A CN 106842133A CN 201610776177 A CN201610776177 A CN 201610776177A CN 106842133 A CN106842133 A CN 106842133A
- Authority
- CN
- China
- Prior art keywords
- phased
- radar
- oil cylinder
- electric capacity
- array radar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B13/00—Measuring arrangements characterised by the use of fluids
- G01B13/18—Measuring arrangements characterised by the use of fluids for measuring angles or tapers; for testing the alignment of axes
-
- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
-
- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/66—Radar-tracking systems; Analogous systems
- G01S13/68—Radar-tracking systems; Analogous systems for angle tracking only
-
- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S2013/0236—Special technical features
- G01S2013/0245—Radar with phased array antenna
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
The invention discloses a kind of phased-array radar, including：Support；Pitching pivoted frame, its pivot joint is on the bracket；Radar body, its one end for being fixed on the pitching pivoted frame；Rotation mechanism in vertical shaft, it is used to drive the radar body to horizontally rotate；Oil cylinder, its other end for being articulated in the pitching pivoted frame, by radar body pitch rotation described in the telescopic drive of the piston rod of the oil cylinder；Flowmeter, it is connected with the oil cylinder, and the flow of the in-oil cylinder hydraulic oil is entered for measuring；First processor, the flow value of its hydraulic oil measured according to the flowmeter calculates the overhang of the piston rod of the oil cylinder, and according to the lengthening variable radar body angle of pitch angle value or changing value.The present invention obtains the overhang of oil cylinder by flowmeter metering hydraulic oil flow, and then obtains the arbitrary angle of pitch angle value of radar body, has the advantages that monitoring accuracy is high, simple structure compared with the prior art.
Description
Technical field
The present invention relates to a kind of communication technique field, more particularly to a kind of phased-array radar.
Background technology
Phased-array radar is active electronic scanning array radar or passive electronic scanning array radar, refers to that a class passes through to change
Become antenna surface array to send the synthesis mode of wave beam to change the radar of beam scanning direction.
Phased-array radar has quite intensive aerial array, and thousand phases can be installed on the area of conventional radar antenna surface
Control array antenna, any one antenna can all receive and dispatch radar wave, and adjacent several antennas are have a function for radar.Scanning
When, select one of block (several antenna elements) or several blocks are scanned to simple target or region, therefore entirely
Radar can be scanned or follow the trail of to many targets or region simultaneously.
Phased-array radar of the prior art generally has two rotational freedoms, i.e., horizontal rotational freedom and vertically
Rotational freedom (pitch freedom), the tracking in all orientation can be realized by the two rotational freedoms.Accordingly, drive
The power set of phased-array radar also have two, and the angle monitor device (or mechanism) for monitoring two kinds of rotational angles also has two.
And monitoring device of the prior art is usually angle and displacement transducer.Such as, phased-array radar is connected by being hinged with support member
Connect, angular transducer is arranged on hinged place, in order to realize the monitoring of the angle of pitch, the snare inner side with angular transducer as the center of circle is
Cloth several raised (being used for response angle sensor), angular transducer determines radar pitching by checking raised number
Angle change, so that it is determined that the angle of pitching.
Although said mechanism can monitor the angle value of the angle of pitch, because projection is influenceed to arrange by size
Excessively, so that angular transducer checks that the precision of luffing angle is substantially reduced, the orientation in the space of radar cannot finally be determined.
The content of the invention
For the above-mentioned technical problem in existing technology, the phased of comprehensive monitoring and tracking is capable of the invention provides a kind of
Battle array radar.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of phased-array radar, including：
Support；
Pitching pivoted frame, its pivot joint is on the bracket；
Radar body, its one end for being fixed on the pitching pivoted frame；
Rotation mechanism in vertical shaft, it is used to drive the radar body to horizontally rotate；
Oil cylinder, its other end for being articulated in the pitching pivoted frame, by described in the telescopic drive of the piston rod of the oil cylinder
Radar body pitch rotation；
Flowmeter, it is connected with the oil cylinder, and the flow of the in-oil cylinder hydraulic oil is entered for measuring；
First processor, the flow value of its hydraulic oil measured according to the flowmeter calculates the piston rod of the oil cylinder
Overhang, and according to the lengthening variable radar body angle of pitch angle value or changing value.
Further preferably, the phased-array radar also include second processing device, the rotation mechanism in vertical shaft include stator and
The rotor in the stator is arranged on, the support is arranged on the center of rotation of the rotor, and the inwall of the stator is circumferentially
The first electric capacity bar is provided with, the outer wall of the rotor is circumferentially arranged the second electric capacity bar, and the rotor is by different rotations
Angle makes the second electric capacity bar form different stacked areas from the first electric capacity bar, and the second processing device is according to difference
Described stacked area determine the radar body horizontally rotate angle.
Further preferably, the rotor include central gear, be arranged on the central gear side and with the centre tooth
The travelling gear for taking turns engagement and the ring gear for being arranged the central gear and the travelling gear, the ring gear and the biography
Moving gear is engaged, and the stator is the snare for being arranged the ring gear, and the first electric capacity bar is arranged on the inwall of the snare,
The second electric capacity bar is arranged on the outer wall of the ring gear.
Further preferably, the phased-array radar also includes actuator, and the actuator is connected simultaneously with the central gear
For driving the central gear to rotate.
Further preferably, the actuator is motor.
Further preferably, the actuator is hydraulic motor.
Compared with prior art, the beneficial effect of phased-array radar of the invention is：The present invention measures liquid by flowmeter
Press oil flow to obtain the overhang of oil cylinder, and then obtain the arbitrary angle of pitch angle value of radar body, have compared with the prior art
Monitoring accuracy is high, simple structure advantage.
Brief description of the drawings
Fig. 1 is the front view of phased-array radar of the invention.
Fig. 2 be phased-array radar of the invention radar body be in a certain elevation angle when Status view.
Fig. 3 is the top view of phased-array radar of the invention.
Specific embodiment
To make those skilled in the art be better understood from technical scheme, below in conjunction with the accompanying drawings and specific embodiment party
Formula elaborates to the present invention.
As Figure 1-3, the invention discloses a kind of phased-array radar, the phased-array radar includes support 3, pitching pivoted frame
2nd, radar body 1, rotation mechanism in vertical shaft, oil cylinder 4, flowmeter 5, first processor 14, second processing device 19, the first electric capacity bar
10th, the second electric capacity bar 11 and actuator 15.Rotation mechanism in vertical shaft includes stator and the rotor being arranged in the stator；It is described
Rotor includes central gear 6, travelling gear 7, ring gear 8 and snare 9.
Specifically, snare 9 is arranged in the groove of ground 18, and ring gear 8, outer wall and the circle of ring gear 8 are set in snare 9
The inwall of set 9 is spaced and relative, and central gear 6 is installed in the center of ring gear 8, and second is passed through in the side of central gear 6
Travelling gear 7 is installed in rotating shaft 17, the installation position of the travelling gear 7 cause travelling gear 7 simultaneously with central gear 6 and ring gear
8 engagements；Installing actuator 15 immediately below central gear 6, the actuator 15 is connected by first rotating shaft 16 with central gear 6；Branch
Frame 3 is vertically arranged in the center of central gear 6, and pitching pivoted frame 2 is articulated in the end of support 3, one end installing of pitching pivoted frame 2
Radar body 1, the tailpiece of the piston rod of oil cylinder 4 is articulated in the other end of pitching pivoted frame 2, and the cylinder body end of oil cylinder 4 is articulated in central gear 6
On, by the fuel feeding of hydraulic pump 12, the rod chamber of oil cylinder 4 is connected the rodless cavity of oil cylinder 4 with fuel tank 13.It is of the invention to it is critical only that：
As depicted in figs. 1 and 2, flowmeter 5 is connected between hydraulic pump 12 and oil cylinder 4, and the flowmeter 5 is used to measure inflow
The flow of the hydraulic oil of the rodless cavity of oil cylinder 4, first processor 14 is electrically connected with flowmeter 5, and the first processor 14 is used to obtain
The variable of flowmeter 5 is taken, because the section of the chamber of oil cylinder 4 is constant, first processor 14 is flowed into rodless cavity by obtaining
The flow of hydraulic oil can calculate the overhang of piston rod, due to having calculated the overhang of piston rod, using plane geometry
Principle, the pitching corner of radar body 1 can be calculated according to overhang.That is, certain flow value correspondence is certain stretching
Output, the certain pitching corner of certain overhang correspondence, flow value establishes one-to-one relationship with pitching corner.Due to stream
It is the electrodeless continuous flow value of hydraulic oil that gauge 5 is obtained, so that first processor 14 is obtained in that any luffing angle, from
And make the precision of the luffing angle of the monitoring of first processor 14 high, and relative to the monitoring means of prior art, prison of the invention
Survey pitching corner mode have the advantages that simply, monitor stably and monitoring accuracy it is high.
As shown in figure 3, the first electric capacity bar 10 is arranged on the inwall of snare 9, the second electric capacity bar 11 is arranged on the outer of ring gear 8
Wall, drives central gear 6 to rotate by actuator 15, drives the electric capacity bar 11 of ring gear 8 and second to rotate by travelling gear 7,
So that the second electric capacity bar 11 constantly changes with the stacked area of the first electric capacity bar 10, the electric capacity bar 10 of second processing device 19 and first
Electrically connected with second processing device 19 with the second electric capacity bar 11；Radar body 1 is rotated with central gear 6, each water of radar body 1
Azimuth corresponds to a stacked area, each one capacitance of stacked area correspondence.That is, the level of radar body 1
The capacitance that corner and the first electric capacity bar 10 and the second electric capacity bar 11 are exported establishes one-to-one relationship.Second processing device 19
The corner of radar body 1 is monitored by the capacitance for obtaining.Because the first electric capacity bar 10 and the second electric capacity bar 11 are with centre tooth
Wheel 6 is rotated, and its stacked area is electrodeless consecutive variations, and produced capacitance is also electrodeless consecutive variations, second processing
Device 19 can monitor any level corner of radar body 1 by obtaining the capacitance of electrodeless change, so that second processing device 19
The level angle of monitoring is high, and relative to the monitoring means of prior art, the mode of level monitoring corner of the invention has letter
Single, monitoring stabilization and monitoring accuracy advantage high.
Actuator can promising various types of rotation quasi-drivers, such as motor is using above-mentioned hydraulic pump, actuator
Preferably hydraulic motor, the hydraulic motor can be by above-mentioned hydraulic pump drive.
Above example is only exemplary embodiment of the invention, is not used in the limitation present invention, protection scope of the present invention
It is defined by the claims.Those skilled in the art can make respectively in essence of the invention and protection domain to the present invention
Modification or equivalent are planted, this modification or equivalent also should be regarded as being within the scope of the present invention.
Claims (6)
1. a kind of phased-array radar, it is characterised in that including：
Support；
Pitching pivoted frame, its pivot joint is on the bracket；
Radar body, its one end for being fixed on the pitching pivoted frame；
Rotation mechanism in vertical shaft, it is used to drive the radar body to horizontally rotate；
Oil cylinder, its other end for being articulated in the pitching pivoted frame, by radar described in the telescopic drive of the piston rod of the oil cylinder
Body pitch rotation；
Flowmeter, it is connected with the oil cylinder, and the flow of the in-oil cylinder hydraulic oil is entered for measuring；
First processor, the flow value of its hydraulic oil measured according to the flowmeter calculates stretching for the piston rod of the oil cylinder
Output, and according to the lengthening variable radar body angle of pitch angle value or changing value.
2. phased-array radar according to claim 1, it is characterised in that the phased-array radar also includes second processing
Device, the rotation mechanism in vertical shaft includes stator and the rotor being arranged in the stator, and the support is arranged on the rotor
Center of rotation, the inwall of the stator is circumferentially arranged the first electric capacity bar, and the outer wall of the rotor is circumferentially arranged second
Electric capacity bar, the rotor makes the second electric capacity bar form different folding from the first electric capacity bar by different rotational angles
Put area, the second processing device horizontally rotates angle according to what different described stacked areas determined the radar body.
3. phased-array radar according to claim 2, it is characterised in that the rotor includes central gear, is arranged on institute
State central gear side and the travelling gear that is engaged with the central gear and be arranged the central gear and the driving cog
The ring gear of wheel, the ring gear is engaged with the travelling gear, and the stator is the snare for being arranged the ring gear, and described
One electric capacity bar is arranged on the inwall of the snare, and the second electric capacity bar is arranged on the outer wall of the ring gear.
4. phased-array radar according to claim 3, it is characterised in that the phased-array radar also includes actuator, institute
Actuator is stated to be connected with the central gear and for driving the central gear to rotate.
5. phased-array radar according to claim 4, it is characterised in that the actuator is motor.
6. phased-array radar according to claim 4, it is characterised in that the actuator is hydraulic motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610776177.XA CN106842133A (en) | 2016-08-29 | 2016-08-29 | A kind of phased-array radar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610776177.XA CN106842133A (en) | 2016-08-29 | 2016-08-29 | A kind of phased-array radar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106842133A true CN106842133A (en) | 2017-06-13 |
Family
ID=59145632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610776177.XA Pending CN106842133A (en) | 2016-08-29 | 2016-08-29 | A kind of phased-array radar |
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| Country | Link |
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| CN (1) | CN106842133A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111486316A (en) * | 2020-04-22 | 2020-08-04 | 四川勤为汇智科技有限公司 | Angle adjusting device suitable for millimeter wave radar |
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| CN101265926A (en) * | 2008-04-28 | 2008-09-17 | 上海电力学院 | Hydraulic wrench multifunctional pump station |
| CN102012199A (en) * | 2010-11-30 | 2011-04-13 | 周泉清 | Method and device for accurately measuring and metering variable of liquid level of hydraulic container or oil cylinder |
| CN102323152A (en) * | 2011-06-13 | 2012-01-18 | 中国矿业大学(北京) | Constant-resistance and large-deformation anchor shank tension meter |
| CN203688800U (en) * | 2014-01-26 | 2014-07-02 | 山东省科学院海洋仪器仪表研究所 | Scanning laser radar and laser radar system |
| CN104183897A (en) * | 2013-05-21 | 2014-12-03 | 钟鸣 | Antenna |
| CN104235087A (en) * | 2014-07-23 | 2014-12-24 | 北京市三一重机有限公司 | Control system and method for drilling bucket and piling machinery |
| CN204118262U (en) * | 2014-08-29 | 2015-01-21 | 南京中网卫星通信股份有限公司 | A kind of Radar Servo turntable |
-
2016
- 2016-08-29 CN CN201610776177.XA patent/CN106842133A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101265926A (en) * | 2008-04-28 | 2008-09-17 | 上海电力学院 | Hydraulic wrench multifunctional pump station |
| CN102012199A (en) * | 2010-11-30 | 2011-04-13 | 周泉清 | Method and device for accurately measuring and metering variable of liquid level of hydraulic container or oil cylinder |
| CN102323152A (en) * | 2011-06-13 | 2012-01-18 | 中国矿业大学(北京) | Constant-resistance and large-deformation anchor shank tension meter |
| CN104183897A (en) * | 2013-05-21 | 2014-12-03 | 钟鸣 | Antenna |
| CN203688800U (en) * | 2014-01-26 | 2014-07-02 | 山东省科学院海洋仪器仪表研究所 | Scanning laser radar and laser radar system |
| CN104235087A (en) * | 2014-07-23 | 2014-12-24 | 北京市三一重机有限公司 | Control system and method for drilling bucket and piling machinery |
| CN204118262U (en) * | 2014-08-29 | 2015-01-21 | 南京中网卫星通信股份有限公司 | A kind of Radar Servo turntable |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111486316A (en) * | 2020-04-22 | 2020-08-04 | 四川勤为汇智科技有限公司 | Angle adjusting device suitable for millimeter wave radar |
| CN111486316B (en) * | 2020-04-22 | 2021-06-15 | 四川勤为汇智科技有限公司 | Angle adjusting device suitable for millimeter wave radar |
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| PB01 | Publication | ||
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Application publication date: 20170613 |
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| RJ01 | Rejection of invention patent application after publication |