CN115598607B - Reconfigurable radar communication integrated signal direction finding positioning equipment debugging device - Google Patents
Reconfigurable radar communication integrated signal direction finding positioning equipment debugging device Download PDFInfo
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- CN115598607B CN115598607B CN202211244484.5A CN202211244484A CN115598607B CN 115598607 B CN115598607 B CN 115598607B CN 202211244484 A CN202211244484 A CN 202211244484A CN 115598607 B CN115598607 B CN 115598607B
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- 238000004891 communication Methods 0.000 title claims abstract description 15
- 238000012545 processing Methods 0.000 claims abstract description 37
- 230000007246 mechanism Effects 0.000 claims abstract description 32
- 238000001914 filtration Methods 0.000 claims abstract description 22
- 238000007873 sieving Methods 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 238000001816 cooling Methods 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 10
- 238000012216 screening Methods 0.000 claims description 9
- 238000007667 floating Methods 0.000 claims description 4
- 230000010354 integration Effects 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 7
- 230000009471 action Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 230000008054 signal transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
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- 238000000691 measurement method Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
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Classifications
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- 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
- G01S7/40—Means for monitoring or calibrating
-
- 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
- G01S3/023—Monitoring or calibrating
-
- 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
- G01S7/28—Details of pulse systems
- G01S7/285—Receivers
- G01S7/292—Extracting wanted echo-signals
- G01S7/2923—Extracting wanted echo-signals based on data belonging to a number of consecutive radar periods
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- 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
- G01S7/35—Details of non-pulse systems
- G01S7/352—Receivers
- G01S7/354—Extracting wanted echo-signals
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H1/00—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H1/00—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
- H03H2001/0021—Constructional details
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Signal Processing (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
The invention discloses a reconfigurable radar communication integrated signal direction-finding positioning equipment debugging device, which relates to the technical field of debugging, and comprises a debugging box, a signal processing mechanism, a radar and a signal transmitter, wherein the signal processing mechanism, the radar and the signal transmitter are arranged in the debugging box; the signal transmitter transmits an initial signal, the radar receives the initial signal and transmits the received initial signal to the signal processing mechanism, the power divider in the signal processing mechanism divides one path of signal, namely the initial signal into a first signal and a second signal, the first signal is directly transmitted to the main processor, the main processor processes the first signal and transmits the first signal to the control system, the second signal eliminates interference signals in the signal through the sieving device and the filtering component, the second signal eliminating the interference signals is transmitted to the main processor, the main processor processes the second signal and transmits the second signal to the control system, and the control system compares the accuracy of the first signal with the accuracy of the second signal.
Description
Technical Field
The invention relates to the technical field of debugging, in particular to a reconfigurable radar communication integrated signal direction-finding positioning equipment debugging device.
Background
The integrated radar communication is according to the working process, divide into radar signal search and intercept technique, parameter measurement technique, select separately recognition technique and direction finding positioning technology etc. before the radar uses, need debug it, debugging device sets up a space to radar received signal, place the radar in the simulation space, state when receiving the signal through the change radar detects the radar and receives the signal accuracy degree under certain state, present debugging device is in the aspect of the assembly, the driving motor of setting can drive the radar main part upset, but can't rotate when the radar main part turns over, when detecting radar received signal's accuracy to different temperatures, through placing the radar indoor and outdoor respectively, utilize the difference in temperature between indoor and outdoor to detect, and present signal filter, delay cancellation unit in the signal filter handles the interference signal in the signal, because delay cancellation unit needs certain time to handle the interference signal, need to handle next group interference signal with one interference signal processing, handle the signal of a plurality of interference signals need longer time, and the same signal filter is handled the signal of different quantity interference signal, the signal quantity is more when the interference signal filter handles the signal of different quantity interference signal, the interference signal is more difficult to be filtered.
The existing reconfigurable radar communication integrated signal direction-finding positioning equipment debugging device comprises a delay cancellation unit in a signal filter, wherein the delay cancellation unit is used for processing interference signals in signals, and because the delay cancellation unit needs a certain time for processing the interference signals, when one interference signal is processed and then the next group of interference signals with different numbers are processed, the signals with more interference signals are difficult to be filtered, therefore, the reconfigurable radar communication integrated signal direction-finding positioning equipment debugging device is provided.
Disclosure of Invention
The invention aims to provide a reconfigurable radar communication integrated signal direction-finding positioning equipment debugging device, which aims to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a reconfigurable radar communication integration signal direction finding locating device debugging device, signal direction finding locating device debugging device includes the debugging case, the inside signal transmitter, signal processing mechanism, radar, the steering subassembly and the control box of being provided with of debugging case, the radar is installed on the steering subassembly, the steering subassembly is installed in the debugging case, signal transmitter installs in the debugging incasement, signal processing mechanism is connected with radar and control box, the radar is connected with the control box. The debugging case provides the space for signal transmitter, signal processing mechanism, the control box, the radar and the installation of transfer to the subassembly, signal transmitter transmits initial signal, the radar receives initial signal and transmits to signal processing mechanism in, signal processing mechanism handles initial signal, transfer to the gesture of subassembly to the radar and adjust, change the gesture of radar received signal, make the radar diversified, the received signal of multi-angle, including control system in the control box, control system regulates and control temperature in the debugging case, humidity, the environment of change radar during operation, the test to radar multi-condition, simultaneously, control system carries out the accurate contrast to signal processing mechanism's first signal and second signal, realize the detection to the radar.
A bearing seat is arranged on one side of the inside of the debugging box;
the steering assembly comprises two telescopic plates and a supporting plate, wherein the two telescopic plates are arranged on a bearing seat, a rotating disc is arranged between the two telescopic plates, a steering cylinder is movably arranged on the rotating disc, the supporting plate is respectively connected with the two telescopic plates, a bearing ball is rotatably arranged at the central position of the supporting plate, two connecting plates are arranged at one end of the bearing ball, and one end of the steering cylinder is rotatably connected with the two connecting plates;
the radar is mounted on a load bearing ball. The bearing seat provides support for the installation of expansion plate, the expansion plate is extending structure, the fixed shell of expansion plate is installed on bearing seat, the expansion plate fly leaf is connected with the backup pad, fly leaf slidable mounting is in the fixed shell, install tension spring between fly leaf one end and the fixed shell, the rotary disk is electric rotary disk, the rotary disk drives through the steering cylinder and bears the weight of the ball rotatory, realize the first direction on to the radar rotatory, the steering cylinder is through stretching out or shrink cylinder pole, make bear the weight of the ball round self ball core rotate in the backup pad, and then realize the rotation of radar in the second direction, through the rotary disk with turn to the cylinder mutually support, realize the attitude adjustment of radar in both directions simultaneously.
The upper end of the rotating disc is provided with a sliding groove, a rodless cylinder is arranged in the sliding groove, and a sliding block on the rodless cylinder is rotationally connected with one end of the steering cylinder. The rodless cylinder adjusts the position of one end of the steering cylinder through the sliding block, so that the angle between the steering cylinder and the rotating disc is changed, the included angle between the steering cylinder and the rotating disc is increased or decreased, and the angle adjusting range of the steering cylinder on the bearing ball is further reduced or enlarged; meanwhile, the rodless cylinder moves the steering cylinder to enable the steering cylinder to lift the radar upwards or pull the radar downwards through the bearing ball, so that the linear motion of the radar in the third direction is realized, and the attitude adjustment of the radar in the three directions is realized through the arrangement of the rotating disc, the rodless cylinder and the steering cylinder. The motor is replaced by the air cylinder, so that the radar can be adjusted in multiple angles and multiple directions, the air cylinder is simple in structure, low in cost and convenient to overhaul.
The bearing ball is provided with a platform, a connecting column is arranged on the platform, a bottom plate is arranged at one end of the connecting column, four bottom columns are arranged on the bottom plate, a bearing plate is slidingly arranged at the outer sides of the four bottom columns, and a spring is arranged between the bearing plate and the bottom plate;
the radar is characterized in that the flange is arranged at the lower end of the radar, when the radar is arranged, the bottom column is inserted into a threaded hole in the flange, and a detachable expanding plug is arranged at one end of the bottom column. The bearing balls are connected with the bottom plate through the connecting columns, the four bottom columns are used for connecting the flanges, the flanges on the radar are butt-jointed and installed on the bearing plate, the springs are used for supporting the distance between the bearing plate and the bottom plate, when the radar is fixed, the diameter-expanding plugs are installed on the bottom columns, the outer diameters of the bottom columns are expanded, and then the bottom columns are fixed rapidly by means of diameter variation, so that the radar is installed rapidly.
A plurality of kaleidoscope plates are arranged at one end of the bottom column along an annular outline, three fastening grooves are formed in the outer side of each kaleidoscope plate, rubber rings are arranged in the fastening grooves on the same horizontal plane on the kaleidoscope plates, one ends of the kaleidoscope plates are mutually matched and connected with a detachable expanding plug, a plurality of hanging teeth are arranged on the inner side of each kaleidoscope plate and the outer side of the expanding plug, the tips of the hanging teeth on the kaleidoscope plates face downwards, the hanging teeth on the outer side of the expanding plug are annular, and the tips of the hanging teeth on the outer side of the expanding plug face upwards;
the expanding plug comprises a cylindrical section and a circular table section. The kaleidoscope is made of flexible metal, the cross section of the kaleidoscope is in a sector shape, the kaleidoscope is combined to form a ring shape, the fastening groove provides space for installing a rubber ring, the rubber ring binds the positions of the kaleidoscope, the diameter of the circular table section of the expanding plug is smaller than the inner diameter of a circular ring formed by the kaleidoscope, and the outer diameter of the circular table section of the expanding plug continuously exceeds the inner diameter of the circular ring formed by the kaleidoscope in a gradually-increasing mode; when the radar is installed, the flange is installed on the outer side of the bottom post and the kaleidoscope, when the expanding plug is inserted among the kaleidoscope, the circular table section of the expanding plug extrudes the kaleidoscope outwards, so that the outer diameter of the kaleidoscope is enlarged, and as the flange and the rubber ring exist on the outer side of the kaleidoscope, the kaleidoscope is bent along the outline of the outer surface of the expanding plug, and after the expanding plug is inserted among the kaleidoscope, the hanging teeth on the expanding plug and the hanging teeth on the kaleidoscope realize hanging hooks, so that the expanding plug cannot be separated from the kaleidoscope, and further the rapid installation of the expanding plug is realized, thereby realizing the rapid installation of the radar; when the radar is required to be disassembled, the flange is pressed downwards, so that the spring is compressed, and further the kaleidoscope plate has more area to expose the flange, so that the clamping force of the kaleidoscope plate to the expanding plug is reduced, and then an operator breaks the kaleidoscope plate outwards, and takes out the expanding plug.
The device comprises a debugging box, a water tank, a cooling shell, a signal processing mechanism, a floating ball, a rope, a signal processing mechanism and a control unit, wherein the debugging box is internally provided with a partition board;
the control box is installed in one side of water tank, control system and temperature control system are provided with to the control box is inside, control system carries out program control to temperature control system, install the three-way pipe on the control box, the air supply pipeline in the temperature control system is connected to the one end of three-way pipe, installs the solenoid valve in the three-way pipe, the low temperature pipe is installed to the one end intercommunication water tank of three-way pipe, the air supply pipeline infuses low temperature air in the low temperature pipe, the warm wet pipe is installed to water tank one end, the air supply pipeline infuses high temperature air in the warm wet pipe, the baffle is all run through to the one end of low temperature pipe and warm wet pipe. The air supply pipeline is used for injecting low-temperature air into the space where the radar is located through the low-temperature pipe or injecting high-temperature and high-humidity air into the space where the radar is located through the temperature and humidity pipe, so that the environment around the radar is changed, and the requirements of the radar in various environments are met. The control system records all operation data of the signal processing mechanism, monitors the operation of the temperature control system and receives feedback data of temperature and humidity, the temperature control system controls the temperature and the humidity of the space where the radar is located, and the control system regulates and controls the mechanical operation of the direction regulating assembly.
And a temperature sensor and a humidity sensor are arranged in the debugging box, and the temperature sensor and the humidity sensor are connected with a control system.
The signal processing mechanism comprises a circuit board arranged on the inner side wall of the cooling shell, a receiver, a low-noise amplifier, a power divider, a screening device, a filtering component and a main processor which are arranged on the circuit board;
the receiver is used for receiving an initial signal, the low-noise amplifier amplifies the initial signal, the power divider divides the amplified initial signal into a first signal and a second signal, the first signal is directly transmitted to the main processor, the second signal is transmitted to the sieving device, and the sieving device sieves the second signal according to the number of interference signals and divides the second signal into a first-stage signal, a second-stage signal and a third-stage signal and transmits the first signal and the second signal to the filtering component.
The filtering component comprises a first band-pass filter, a second band-pass filter and a third band-pass filter, wherein the first band-pass filter, the second band-pass filter and the third band-pass filter are correspondingly provided with a first group of delay cancellation units, a second group of delay cancellation units and a third group of delay cancellation units respectively, the first band-pass filter, the second band-pass filter and the third band-pass filter are arranged in parallel, primary signals, secondary signals and tertiary signals are transmitted to the first band-pass filter, the second band-pass filter and the third band-pass filter respectively, and the first band-pass filter, the second band-pass filter and the third band-pass filter eliminate interference signals and noise through the corresponding delay cancellation units and transmit a plurality of processed signals to a main processor. The first-level signals are signals with less interference signals, the second-level signals are signals with normal interference signals, and the third-level signals are signals with more interference signals, so that different interference signals can be filtered more accurately by dividing the signals into three levels.
The first group of delay cancellation units arranged on the side face of the first band-pass filter are used for filtering the primary signals, the second group of delay cancellation units arranged on the side face of the second band-pass filter are used for filtering the secondary signals, and the third group of delay cancellation units arranged on the side face of the third band-pass filter are used for filtering the tertiary signals.
Compared with the prior art, the invention has the following beneficial effects:
1. through the signal processing mechanism that sets up, the receiver does not increase any noise and interference to the initial signal, transmit the signal to low noise amplifier, low noise amplifier carries out the amplification with the initial signal, and can carry out noise processing to the signal, the initial signal is miniature signal transmitter transmitting signal, the initial signal is transmitted to the power divider, the power divider also is called the flow distributor, can evenly distribute a signal to several way output, the operating frequency of power divider is 950MHz-2150MHz, the power divider divides initial signal into first signal and second signal, first signal and second signal quantity is the same, connect the first port of power divider and directly transmit the first signal to main processor, main processor carries out the processing to the first signal, the accuracy of first signal is transmitted to control system, the power divider is transmitted to the second signal to the screening filter, the three sets of respectively with first band pass filter, second band pass filter and the passageway that the third band pass filter corresponds, the interference signal detector that the screening top set up detects the second signal, the screening filter is with the accuracy of second band pass filter, the second band pass filter and the second band pass filter, the accuracy of second band pass filter and the first band pass filter, the second band pass filter and the second band pass filter, the first filter and the second band pass filter, the accuracy of second filter and the second band pass filter and the second filter, the accuracy of second band filter and the first filter and the second band filter and the second filter.
2. Through setting up filter assembly's setting, the screening ware is with the less one-level signal transmission of interference signal quantity to first band pass filter, first group offset unit filters and offset the interference signal in the one-level signal, the screening ware is with the normal second grade signal transmission of interference signal quantity to second band pass filter, second group delay offset unit filters and offset the interference signal in the second grade signal, the screening ware is with the tertiary signal transmission of interference signal quantity to third band pass filter, third group delay offset unit filters and offset the interference signal in the tertiary signal, be convenient for filter and offset it according to the difference of interference signal frequency in the signal.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is an overall interior front view of the present invention;
FIG. 2 is a front view of the connection of the rotating disk to the carrier ball of the present invention;
FIG. 3 is a left side view of the connection of the rotating disk to the carrier ball of the present invention;
FIG. 4 is a top view of the connection of the rotating disk to the carrier ball of the present invention;
FIG. 5 is a front view of the radar of the present invention in connection with a bottom pillar;
FIG. 6 is a schematic illustration of the attachment of the expanding plug of the present invention to a kaleidoscope;
FIG. 7 is a schematic diagram of a signal processing mechanism of the present invention;
fig. 8 is a system block diagram of the present invention.
In the figure:
1. a debug box; 101. a signal transmitter; 102. a bearing seat;
2. a signal processing mechanism; 21. a receiver; 22. a low noise amplifier; 23. a power divider; 24. a sifter; 25. a filtering component; 251. a first band-pass filter; 252. a second band-pass filter; 253. a third band-pass filter; 254. a first set of delay cancellation units; 255. a second set of delay cancellation units; 256. a third group of delay cancellation units; 26. a main processor; 27. a circuit board;
3. cooling the shell; 301. a floating ball;
4. a control box; 401. a warm-wet pipe; 402. a low temperature tube;
5. a radar; 501. a flange;
6. a direction-adjusting component; 601. a telescoping plate; 602. a support plate; 603. a bearing ball; 604. a rotating disc; 605. a rodless cylinder; 606. a steering cylinder; 607. a splice plate; 608. a bottom plate; 609. a carrying plate; 610. a bottom post; 611. kaleidoscope plate; 612. a fastening groove; 613. hanging teeth; 614. and a diameter-expanding plug.
Description of the embodiments
The following description of the embodiments of the present invention 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 invention, but not all embodiments. 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.
Referring to fig. 1-8, the present invention provides the following technical solutions:
the utility model provides a reconfigurable radar communication integration signal direction finding locating device debugging device, signal direction finding locating device debugging device includes debug case 1, debug case 1 inside is provided with signal transmitter 101, signal processing mechanism 2, radar 5, turn to subassembly 6 and control box 4, radar 5 installs on turn to subassembly 6, turn to subassembly 6 and install in debug case 1, signal transmitter 101 installs in debug case 1, signal processing mechanism 2 is connected with radar 5 and control box 4, radar 5 is connected with control box 4. The radar 5 receives the initial signal and transmits the initial signal to the signal processing mechanism 2, the signal processing mechanism 2 processes the initial signal, the direction adjusting component 6 adjusts the gesture of the radar 5, and the gesture of the radar 5 for receiving the signal is changed, so that the radar 5 receives the signal in multiple directions and multiple angles.
A bearing seat 102 is arranged on one side of the inside of the debugging box 1; the debugging box 1 is internally provided with a temperature sensor and a humidity sensor, and the temperature sensor and the humidity sensor are connected with a control system.
The debugging box 1 is internally provided with a baffle, a water tank is arranged below the inner part of the debugging box 1, a cooling shell 3 is arranged in the water tank, two floating balls 301 are arranged above the cooling shell 3 through ropes, and the signal processing mechanism 2 is arranged in the cooling shell 3;
the control box 4 is installed in one side of water tank, the inside control system and the temperature control system of being provided with of control box 4, control system carries out program control to the temperature control system, install the three-way pipe on the control box 4, the air supply pipeline in the temperature control system is connected to the one end of three-way pipe, install the solenoid valve in the three-way pipe, the one end intercommunication water tank of three-way pipe, low temperature pipe 402 is installed to the one end of three-way pipe, the air supply pipeline infuses low temperature air in the low temperature pipe 402, warm wet pipe 401 is installed to water tank one end, the air supply pipeline infuses high temperature air in warm wet pipe 401, the baffle is all run through to low temperature pipe 402 and warm wet pipe 401's one end. The water tank utilizes inside water to cool down signal processing mechanism 2 to utilize the heat that signal processing mechanism 2 produced to heat up water, accelerate the evaporation of water in the water tank.
The air supply pipeline infuses low-temperature air to the space where the radar 5 is located through the low-temperature pipe 402, or infuses high-temperature and high-humidity air to the space where the radar 5 is located through the temperature and humidity pipe 401, so that the environment around the radar 5 is changed, and the requirement of testing the radar 5 in various environments is met. The control system records all operation data of the signal processing mechanism, monitors the operation of the temperature control system and receives feedback data of temperature and humidity, and controls the temperature and the humidity of the space where the radar 5 is located, and the control system regulates and controls the mechanical operation of the direction regulating component 6.
The signal processing mechanism 2 comprises a circuit board 27 arranged on the inner side wall of the cooling shell 3, a receiver 21, a low-noise amplifier 22, a power divider 23, a screening device 24, a filtering component 25 and a main processor 26 which are arranged on the circuit board 27;
the receiver 21 is configured to receive an initial signal, the low noise amplifier 22 amplifies the initial signal, the power divider 23 divides the amplified initial signal into a first signal and a second signal, the first signal is directly transmitted to the main processor 26, the second signal is transmitted to the classifier 24, and the classifier 24 classifies the second signal into a first signal, a second signal and a third signal according to the number of interference signals, and transmits the first signal and the second signal to the filtering component 25.
The filtering assembly 25 includes a first band-pass filter 251, a second band-pass filter 252, and a third band-pass filter 253, on which a first group of delay cancellation units 254, a second group of delay cancellation units 255, and a third group of delay cancellation units 256 are correspondingly disposed, respectively, the first band-pass filter 251, the second band-pass filter 252, and the third band-pass filter 253 are disposed in parallel, and the first, second, and third signals are transmitted to the first, second, and third band-pass filters 251, 252, and 253, respectively, and the first, second, and third band-pass filters 251, 252, and 253 cancel interference signals and noise through the corresponding delay cancellation units, and transmit a plurality of processed signals to the main processor 26.
The first delay cancellation unit 254 arranged on the side of the first band-pass filter 251 is used for filtering the first-level signal, the second delay cancellation unit 255 arranged on the side of the second band-pass filter 252 is used for filtering the second-level signal, and the third delay cancellation unit 256 arranged on the side of the third band-pass filter 253 is used for filtering the third-level signal.
The direction adjusting assembly 6 comprises two telescopic plates 601 and a supporting plate 602, wherein the two telescopic plates 601 are arranged on the bearing seat 102, a rotating disc 604 is arranged between the two telescopic plates 601, a steering cylinder 606 is movably arranged on the rotating disc 604, the supporting plate 602 is respectively connected with the two telescopic plates 601, a bearing ball 603 is rotatably arranged at the central position of the supporting plate 602, two connecting plates 607 are arranged at one end of the bearing ball 603, and one end of the steering cylinder 606 is rotatably connected with the two connecting plates 607;
the radar 5 is mounted on a carrier sphere 603. The bearing seat 102 provides support for the installation of expansion plate 601, expansion plate 601 is the extending structure, the fixed shell of expansion plate 601 is installed on bearing seat 102, expansion plate 601 fly leaf and backup pad 602 are connected, fly leaf slidable mounting is in the fixed shell, install tension spring between fly leaf one end and the fixed shell, rotary disk 604 is the electric rotary disk, rotary disk 604 drives through turning cylinder 606 and bears ball 603 rotatory, realize the rotation on the first direction to radar 5, turning cylinder 606 makes and bears ball 603 round self ball core rotation on backup pad 602 through stretching out or shrink cylinder pole, and then realize the rotation of radar 5 on the second direction, through the mutually supporting of rotary disk 604 and turning cylinder 606, realize the gesture adjustment of radar 5 in both directions simultaneously.
A chute is formed in the upper end of the rotary disk 604, a rodless cylinder 605 is installed in the chute, and a sliding block on the rodless cylinder 605 is rotationally connected with one end of a steering cylinder 606. The rodless cylinder 605 adjusts the position of one end of the steering cylinder 606 through the sliding block, so that the angle between the steering cylinder 606 and the rotating disc 604 is changed, the included angle between the steering cylinder 606 and the rotating disc 604 is increased or decreased, and the angle adjustment range of the steering cylinder 606 to the bearing ball 603 is reduced or enlarged; meanwhile, the rodless cylinder 605 moves the steering cylinder 606, so that the steering cylinder 606 lifts the radar 5 upwards or pulls the radar 5 downwards through the bearing ball 603, the linear motion of the radar 5 in the third direction is realized, and the posture adjustment of the radar 5 in the three directions is realized through the arrangement of the rotating disc 604, the rodless cylinder 605 and the steering cylinder 606. The motor is replaced by the air cylinder, so that the radar 5 can be adjusted in multiple angles and multiple directions, the air cylinder is simple in structure and low in cost, and the air cylinder is convenient to overhaul.
The bearing ball 603 is provided with a platform, a connecting column is arranged on the platform, a bottom plate 608 is arranged at one end of the connecting column, four bottom columns 610 are arranged on the bottom plate 608, a bearing plate 609 is slidably arranged outside the four bottom columns 610, and springs are arranged between the bearing plate 609 and the bottom plate 608; one end of the bottom column 610 is provided with a plurality of kaleidoscope plates 611 along an annular outline, the outer side of each kaleidoscope plate 611 is provided with three fastening grooves 612, rubber rings are arranged in the fastening grooves 612 positioned on the same horizontal plane on the plurality of kaleidoscope plates 611, one end of each kaleidoscope plate 611 is mutually matched and connected with a detachable expanding plug 614, the inner side of each kaleidoscope plate 611 and the outer side of the expanding plug 614 are provided with a plurality of hanging teeth 613, the tips of the hanging teeth 613 positioned on the kaleidoscope plate 611 face downwards, the hanging teeth 613 positioned on the outer side of the expanding plug 614 are annular, and the tips of the hanging teeth 613 positioned on the outer side of the expanding plug 614 face upwards;
the expanding plug 614 includes a cylindrical section and a circular table section.
The flange 501 is installed at the lower end of the radar 5, when the radar 5 is installed, the bottom column 610 is inserted into a threaded hole on the flange 501, and a detachable expanding plug 614 is installed at one end of the bottom column 610.
The kaleidoscope plate 611 is made of flexible metal, the cross section of the kaleidoscope plate 611 is in a sector shape, a plurality of kaleidoscope plates 611 are combined to form a ring shape, the fastening groove 612 provides space for installing a rubber ring, the rubber ring binds the positions of the kaleidoscope plates 611, the diameter of a circular table section of the expanding plug 614 is smaller than the inner diameter of a circular ring formed by the kaleidoscope plates 611, and the outer diameter of the circular table section of the expanding plug 614 continuously exceeds the inner diameter of the circular ring formed by the kaleidoscope plates 611 in a gradually-increasing mode;
when the radar 5 is installed, the flange 501 is installed on the outer side of the bottom column 610 and the kaleidoscope 611, when the expanding plug 614 is inserted between the kaleidoscope 611, the circular table section of the expanding plug 614 presses the kaleidoscope 611 outwards, so that the outer diameter of the kaleidoscope 611 is enlarged, the flange 501 and the rubber ring exist on the outer side of the kaleidoscope 611, the kaleidoscope 611 is bent along the outline of the outer surface of the expanding plug 614, after the expanding plug 614 is inserted between the kaleidoscope 611, the hanging teeth 613 on the expanding plug 614 and the hanging teeth 613 on the kaleidoscope 611 realize hanging hooks, so that the expanding plug 614 cannot be separated from the kaleidoscope 611, and further the rapid installation of the expanding plug 614 is realized, thereby realizing the rapid installation of the radar 5;
after debugging, when the radar 5 needs to be disassembled, the flange 501 is pressed downwards, so that the spring is compressed, and further, the kaleidoscope 611 has more area to expose the flange 501, so that the clamping force of the kaleidoscope 611 on the expanding plug 614 is reduced, and then, an operator breaks the kaleidoscope 611 outwards, and takes out the expanding plug 614.
The working principle of the invention is as follows:
when the radar 5 is installed, the flange 501 is installed on the outer side of the bottom column 610 and the kaleidoscope 611, when the expanding plug 614 is inserted between the kaleidoscope 611, the circular table section of the expanding plug 614 presses the kaleidoscope 611 outwards, so that the outer diameter of the kaleidoscope 611 is enlarged, the flange 501 and the rubber ring exist on the outer side of the kaleidoscope 611, the kaleidoscope 611 is bent along the outline of the outer surface of the expanding plug 614, after the expanding plug 614 is inserted between the kaleidoscope 611, the hanging teeth 613 on the expanding plug 614 and the hanging teeth 613 on the kaleidoscope 611 realize hanging hooks, so that the expanding plug 614 cannot be separated from the kaleidoscope 611, and further the rapid installation of the expanding plug 614 is realized, thereby realizing the rapid installation of the radar 5;
the control system enables the signal transmitter 101 to transmit an initial signal, the radar 5 receives the initial signal and transmits the initial signal to the signal processing mechanism 2, the signal processing mechanism 2 processes the initial signal, the steering component 6 adjusts the gesture of the radar 5, and the gesture of the radar 5 for receiving the signal is changed, so that the radar 5 receives the signal in multiple directions and multiple angles.
The rotating disk 604 drives the bearing ball 603 to rotate through the steering cylinder 606, so that the rotation of the radar 5 in the first direction is realized, the steering cylinder 606 enables the bearing ball 603 to rotate around a ball core of the bearing ball on the supporting plate 602 through extending or contracting a cylinder rod, further, the rotation of the radar 5 in the second direction is realized, and the posture adjustment of the radar 5 in two directions is realized through the mutual matching of the rotating disk 604 and the steering cylinder 606.
The rodless cylinder 605 adjusts the position of one end of the steering cylinder 606 through the sliding block, so that the angle between the steering cylinder 606 and the rotating disc 604 is changed, the included angle between the steering cylinder 606 and the rotating disc 604 is increased or decreased, and the angle adjustment range of the steering cylinder 606 to the bearing ball 603 is reduced or enlarged; meanwhile, the rodless cylinder 605 moves the steering cylinder 606, so that the steering cylinder 606 lifts the radar 5 upwards or pulls the radar 5 downwards through the bearing ball 603, the linear motion of the radar 5 in the third direction is realized, and the posture adjustment of the radar 5 in the three directions is realized through the arrangement of the rotating disc 604, the rodless cylinder 605 and the steering cylinder 606.
The receiver 21 is configured to receive an initial signal, the low noise amplifier 22 amplifies the initial signal, the power divider 23 divides the amplified initial signal into a first signal and a second signal, the first signal is directly transmitted to the main processor 26, the second signal is transmitted to the classifier 24, and the classifier 24 classifies the second signal into a first signal, a second signal and a third signal according to the number of interference signals, and transmits the first signal and the second signal to the filtering component 25.
The filtering assembly 25 includes a first band-pass filter 251, a second band-pass filter 252, and a third band-pass filter 253, on which a first group of delay cancellation units 254, a second group of delay cancellation units 255, and a third group of delay cancellation units 256 are correspondingly disposed, respectively, the first band-pass filter 251, the second band-pass filter 252, and the third band-pass filter 253 are disposed in parallel, and the first, second, and third signals are transmitted to the first, second, and third band-pass filters 251, 252, and 253, respectively, and the first, second, and third band-pass filters 251, 252, and 253 cancel interference signals and noise through the corresponding delay cancellation units, and transmit a plurality of processed signals to the main processor 26.
The control system compares the accuracy of the first signal with the accuracy of the second signal. After debugging, when the radar 5 needs to be disassembled, the flange 501 is pressed downwards, so that the spring is compressed, and further, the kaleidoscope 611 has more area to expose the flange 501, so that the clamping force of the kaleidoscope 611 on the expanding plug 614 is reduced, and then, an operator breaks the kaleidoscope 611 outwards, and takes out the expanding plug 614.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a reconfigurable radar communication integration signal direction finding locating device debugging device which characterized in that: the signal direction finding positioning equipment debugging device comprises a debugging box (1), wherein a signal emitter (101), a signal processing mechanism (2), a radar (5), a direction adjusting component (6) and a control box (4) are arranged in the debugging box (1), the radar (5) is arranged on the direction adjusting component (6), the direction adjusting component (6) is arranged in the debugging box (1), the signal emitter (101) is arranged in the debugging box (1), the signal processing mechanism (2) is connected with the radar (5) and the control box (4), and the radar (5) is connected with the control box (4);
a bearing seat (102) is arranged on one side of the inside of the debugging box (1);
the steering assembly (6) comprises two telescopic plates (601) and a supporting plate (602), wherein the two telescopic plates (601) are arranged on a bearing seat (102), a rotating disc (604) is arranged between the two telescopic plates (601), a steering cylinder (606) is movably arranged on the rotating disc (604), the supporting plate (602) is respectively connected with the two telescopic plates (601), a bearing ball (603) is rotatably arranged at the central position of the supporting plate (602), two connecting plates (607) are arranged at one end of the bearing ball (603), and one end of the steering cylinder (606) is rotatably connected with the two connecting plates (607);
the radar (5) is mounted on a bearing ball (603);
a temperature sensor and a humidity sensor are installed in the debugging box (1), and the temperature sensor and the humidity sensor are connected with a control system;
the signal processing mechanism (2) comprises a circuit board (27) arranged on the inner side wall of the cooling shell (3), a receiver (21), a low-noise amplifier (22), a power divider (23), a screening device (24), a filtering component (25) and a main processor (26) which are arranged on the circuit board (27);
the receiver (21) is used for receiving an initial signal, the low-noise amplifier (22) amplifies the initial signal, the power divider (23) divides the amplified initial signal into a first signal and a second signal, the first signal is directly transmitted to the main processor (26), the second signal is transmitted to the sieving device (24), and the sieving device (24) is used for sieving the second signal according to the number of interference signals, divides the second signal into a first-level signal, a second-level signal and a third-level signal and transmits the first signal to the filtering component (25);
the filtering assembly (25) comprises a first band-pass filter (251), a second band-pass filter (252) and a third band-pass filter (253), wherein a first group of delay cancellation units (254), a second group of delay cancellation units (255) and a third group of delay cancellation units (256) are correspondingly arranged on the first band-pass filter (251), the second band-pass filter (252) and the third band-pass filter (253) respectively, the first band-pass filter (251), the second band-pass filter (252) and the third band-pass filter (253) are arranged in parallel, the first level signal, the second level signal and the third level signal are transmitted to the first band-pass filter (251), the second band-pass filter (252) and the third band-pass filter (253) respectively, and the first band-pass filter (251), the second band-pass filter (252) and the third band-pass filter (253) cancel interference signals and noise through corresponding delay units and transmit a plurality of processed signals to the main processor (26);
the first delay cancellation unit (254) arranged on the side face of the first band-pass filter (251) is used for filtering the primary signal, the second delay cancellation unit (255) arranged on the side face of the second band-pass filter (252) is used for filtering the secondary signal, and the third delay cancellation unit (256) arranged on the side face of the third band-pass filter (253) is used for filtering the tertiary signal.
2. The reconfigurable radar communication integrated signal direction finding positioning device debugging apparatus according to claim 1, wherein: the upper end of the rotating disc (604) is provided with a sliding groove, a rodless cylinder (605) is arranged in the sliding groove, and a sliding block on the rodless cylinder (605) is rotationally connected with one end of a steering cylinder (606).
3. The reconfigurable radar communication integrated signal direction finding positioning device debugging apparatus according to claim 1, wherein: the bearing ball (603) is provided with a platform, a connecting column is arranged on the platform, a bottom plate (608) is arranged at one end of the connecting column, four bottom columns (610) are arranged on the bottom plate (608), a bearing plate (609) is slidably arranged outside the four bottom columns (610), and springs are arranged between the bearing plate (609) and the bottom plate (608);
the flange (501) is installed at the lower extreme of radar (5), and during radar (5) installation, foundation column (610) inserts the screw hole on flange (501), detachable expanding plug (614) is installed to foundation column (610) one end.
4. A reconfigurable radar communication integrated signal direction finding locating device debugging apparatus according to claim 3, wherein: a plurality of kaleidoscope plates (611) are arranged at one end of the bottom column (610) along an annular outline, three fastening grooves (612) are formed in the outer side of each kaleidoscope plate (611), rubber rings are arranged in the fastening grooves (612) on the same horizontal plane on the kaleidoscope plates (611), one ends of the kaleidoscope plates (611) are mutually matched and connected with a detachable expanding plug (614), a plurality of hanging teeth (613) are arranged on the inner side of each kaleidoscope plate (611) and the outer side of the expanding plug (614), the tip ends of the hanging teeth (613) on the outer side of the expanding plug (614) face downwards, and the hanging teeth (613) on the outer side of the expanding plug (614) are annular;
the expanding plug (614) includes a cylindrical section and a circular table section.
5. The reconfigurable radar communication integrated signal direction finding positioning device debugging apparatus according to claim 1, wherein: the device is characterized in that a partition board is arranged in the debugging box (1), a water tank is arranged below the inner part of the debugging box (1), a cooling shell (3) is arranged in the water tank, two floating balls (301) are arranged above the cooling shell (3) through ropes, and the signal processing mechanism (2) is arranged in the cooling shell (3);
the utility model discloses a temperature control system, including control box (4), control box (4) are inside to be provided with control system and temperature control system, control system carries out program control to temperature control system, install the three-way pipe on control box (4), the air supply pipeline in the temperature control system is connected to the one end of three-way pipe, installs the solenoid valve in the three-way pipe, the one end intercommunication water tank of three-way pipe, low temperature pipe (402) are installed to the one end of three-way pipe, the air supply pipeline infuses low temperature air in low temperature pipe (402), warm wet pipe (401) are installed to water tank one end, infuse high temperature air in warm wet pipe (401) to the air supply pipeline, the baffle is all run through to the one end of low temperature pipe (402) and warm wet pipe (401).
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105510890A (en) * | 2015-11-30 | 2016-04-20 | 北京润科通用技术有限公司 | Vehicle-used active anti-collision radar echo simulator |
| CN109085565A (en) * | 2018-06-21 | 2018-12-25 | 北京理工雷科电子信息技术有限公司 | A kind of miniaturization mm wave RF test platform |
| CN208569027U (en) * | 2018-06-11 | 2019-03-01 | 成都纳雷科技有限公司 | A kind of radar mti filter and Radar Targets'Detection device |
| CN208847835U (en) * | 2018-09-05 | 2019-05-10 | 南京鑫轩电子系统工程有限公司 | A kind of novel radar integrated testing equipment |
| CN110224954A (en) * | 2019-06-10 | 2019-09-10 | 中国人民解放军陆军工程大学 | A kind of anti-tracking interference realization method and system of the communication based on base band signal process |
| CN210835215U (en) * | 2019-07-24 | 2020-06-23 | 北京理工大学 | Test detection device for automobile radar |
| CN112835018A (en) * | 2019-11-22 | 2021-05-25 | 余姚舜宇智能光学技术有限公司 | Radar debugging device and radar debugging method |
| WO2021223082A1 (en) * | 2020-05-06 | 2021-11-11 | 深圳市大疆创新科技有限公司 | Rotary radar and movable platform |
| CN114720965A (en) * | 2022-05-17 | 2022-07-08 | 中国船舶重工集团公司第七一一研究所 | Ultrasonic radar performance test box, detection device and detection method thereof |
-
2022
- 2022-10-12 CN CN202211244484.5A patent/CN115598607B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105510890A (en) * | 2015-11-30 | 2016-04-20 | 北京润科通用技术有限公司 | Vehicle-used active anti-collision radar echo simulator |
| CN208569027U (en) * | 2018-06-11 | 2019-03-01 | 成都纳雷科技有限公司 | A kind of radar mti filter and Radar Targets'Detection device |
| CN109085565A (en) * | 2018-06-21 | 2018-12-25 | 北京理工雷科电子信息技术有限公司 | A kind of miniaturization mm wave RF test platform |
| CN208847835U (en) * | 2018-09-05 | 2019-05-10 | 南京鑫轩电子系统工程有限公司 | A kind of novel radar integrated testing equipment |
| CN110224954A (en) * | 2019-06-10 | 2019-09-10 | 中国人民解放军陆军工程大学 | A kind of anti-tracking interference realization method and system of the communication based on base band signal process |
| CN210835215U (en) * | 2019-07-24 | 2020-06-23 | 北京理工大学 | Test detection device for automobile radar |
| CN112835018A (en) * | 2019-11-22 | 2021-05-25 | 余姚舜宇智能光学技术有限公司 | Radar debugging device and radar debugging method |
| WO2021223082A1 (en) * | 2020-05-06 | 2021-11-11 | 深圳市大疆创新科技有限公司 | Rotary radar and movable platform |
| CN114720965A (en) * | 2022-05-17 | 2022-07-08 | 中国船舶重工集团公司第七一一研究所 | Ultrasonic radar performance test box, detection device and detection method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 车载雷达自动测试系统开发;吴义保;《雷达科学与技术》(第2期);第221-225页 * |
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