CN208076709U - A kind of corner reflector for the calibration of ground-based radar echo-signal - Google Patents
A kind of corner reflector for the calibration of ground-based radar echo-signal Download PDFInfo
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- CN208076709U CN208076709U CN201820572248.9U CN201820572248U CN208076709U CN 208076709 U CN208076709 U CN 208076709U CN 201820572248 U CN201820572248 U CN 201820572248U CN 208076709 U CN208076709 U CN 208076709U
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Abstract
The utility model is related to radar surveying fields, provide a kind of corner reflector for the calibration of ground-based radar echo-signal, include for enhancing the sheet metal components of radar wave back scattering ability, the adjusting apparatus for adjusting the sheet metal components spatial position and the pedestal installed for the adjusting apparatus, the adjusting apparatus includes rotationally installing in the bottom plate on the pedestal, the sheet metal components may be rotatably mounted on the bottom plate, and the pivot center of the sheet metal components is vertical with the pivot center of the bottom plate.The utility model is rotatable by bottom plate and sheet metal components, and since the pivot center of sheet metal components and the pivot center of bottom plate are vertical, therefore the adjustable angle that sheet metal components may be implemented, enhances the ability and sensibility of corner reflector radar wave back scattering.
Description
Technical field
The utility model is related to radar surveying field, specially a kind of corner reflections for the calibration of ground-based radar echo-signal
Device.
Background technology
Currently, deformation monitoring technology type is broadly divided into three categories：First, with spirit level, theodolite, total powerstation and GPS
Based on conventional observation technology；Second is that using GPS, spaceborne radar interferometry as the earth observation from space technology of representative；Third, with
Ground monitoring technology based on ground laser radar (TLS) and ground-based radar interferometry (GB-SAR).In early days, generally use
A kind of technology carries out different time coordinate survey to Chosen Point, calculates its deformation quantity.Such mode precision is high, but is only capable of observing
The deformational displacement of certain amount point is difficult to Overall Acquisition for entire survey region.In addition, many deformation region personnel are difficult to reach
It arrives.Later, with the fast development of Space-borne and sensor, spaceborne radar deformation monitoring is widely used general, main monitoring
The elevation deformation of extensive area, but its there are revisiting periods it is long, spatial resolution is low, incidence angle is single the problems such as, it is uncomfortable
Together in the high-spatial and temporal resolution fine monitoring of zonule.
In comparison, ground monitoring technology has flexible station and the observation angle, very high spatial and temporal resolution, complete of setting
The features such as azimuthal observation, is more suitable for the deformation fining monitoring of regional area.Ground InSAR technologies are to develop in recent years
A kind of Light deformation Remote Monitoring Technology come, it uses a kind of innovation radar based on microwave interference technology, is integrated with Step Frequency
A variety of advanced technologies such as rate continuous wave or CW with frequency modulation, synthetic aperture radar technique and interferometry have high-precision, height
The technical advantages outstanding such as spatial resolution, high sample frequency and multi-angle observation can carry out target area continuous for a long time
Observation, theoretical deformation monitoring precision can reach 0.1mm.Ground InSAR technologies, can be real as a kind of completely new monitoring means
When obtain monitoring earth's surface deformation, and carry out disaster alarm.The technology is quite ripe in foreign countries, is widely used in artificial
The deformation monitorings such as side slope, landslide, glacier, ground settlement, volcano.
In practical applications, for the ease of identification target and its scattering strength of enhancing, it is anti-often angle to be laid in target area
Emitter, these corner reflectors are simple in structure, and orientation is difficult, once installation is difficult unloading, recycling rate of waterused is low, and in the market
Most of corner reflectors belong to fixed, are unable to quantitative displacement and rotation, are unfavorable for the quantitative study of ground InSAR technologies.
Utility model content
The purpose of this utility model is to provide a kind of corner reflectors for the calibration of ground-based radar echo-signal, at least may be used
To solve segmental defect in the prior art.
To achieve the above object, the utility model embodiment provides the following technical solutions：One kind being used for ground-based radar echo
The corner reflector of signal scaling includes for enhancing the sheet metal components of radar wave back scattering ability, for adjusting the gold
The pedestal for belonging to the adjusting apparatus of board group part spatial position and being installed for the adjusting apparatus, the adjusting apparatus include that can turn
It is installed dynamicly in the bottom plate on the pedestal, the sheet metal components may be rotatably mounted on the bottom plate, and the metallic plate
The pivot center of component is vertical with the pivot center of the bottom plate.
Further, further include the connecting rod being set on the bottom plate, rotationally install in first turn on the pedestal
Moving axis and the second rotation axis being installed in rotation in the connecting rod, first rotation axis and second rotation axis
Vertically；The bottom plate is installed on the base by first rotation axis, and the sheet metal components are installed by swingle
In second rotation axis.
Further, first rotation axis is vertically arranged, and second rotation axis is horizontally disposed.
Further, the floor installation is useful for entangling the fixing sleeve of first rotation axis, first rotation axis with
The fixing sleeve coaxial arrangement, and the madial wall sliding contact of the lateral wall of first rotation axis and the fixing sleeve.
Further, that can limit and be slided between first rotation axis and the fixing sleeve is installed on the fixing sleeve
Three locating parts.
Further, the first locating part of the first rotation axis rotation can be limited by being equipped in first rotation axis.
Further, the second locating part of the second rotation axis rotation can be limited by being equipped in second rotation axis.
Further, the bottom plate has horizontally disposed sliding slot, and the adjusting apparatus further includes for driving the metal
Board group part is in the sliding block slided in the sliding slot.
Further, further include for send the control sheet metal components how the communication mould of the instruction of adjustment space position
Block, the floor installation are useful for receiving the execution module for the instruction that the communication module is sent and for controlling the tune
The control module of engagement positions work, the execution module are electrically connected with the control module.
Further, the sheet metal components include a base triangle metallic plate and two side triangle metal sheets,
Two side triangle metal sheets are connect with the two sides of the base triangle metallic plate in 90 ° respectively.
Compared with prior art, the utility model has the beneficial effects that：
1, by the rotatable of bottom plate and sheet metal components, and the rotation of the pivot center and bottom plate due to sheet metal components
Axis is vertical, therefore the adjustable angle of sheet metal components may be implemented, and enhances the ability of corner reflector radar wave back scattering
And sensibility.
2, it can be slided in fixing sleeve by the first rotation axis, can reach the purpose for adjusting sheet metal components height, just
In the signal receiving point that searching is best.
3, by the way that horizontal sliding slot is arranged, sheet metal components movement is then driven by the sliding block that can be slided in sliding slot,
The purpose for adjusting sheet metal components horizontal position is realized, to expand the range of signal reception.
It 4, can be in order to this corner reflection of staff's remote control by communication module, execution module and control module
Device.
Description of the drawings
Fig. 1 is a kind of knot for corner reflector for the calibration of ground-based radar echo-signal that the utility model embodiment provides
Structure schematic diagram；
In reference numeral：1- sheet metal components；2- swingles；The second locating parts of 3-；4- connecting rods；5- sliding blocks；6- bottom plates；
7- caging bolts；8- third locating parts；The first rotation axis of 9-；The first locating parts of 10-；11- pedestals；12- execution modules；13- is controlled
Molding block；14- communication modules；The second rotation axis of 15-.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The all other embodiment obtained, shall fall within the protection scope of the present invention.
Referring to Fig. 1, the utility model embodiment provides a kind of corner reflector for the calibration of ground-based radar echo-signal,
Include for enhancing the sheet metal components 1 of radar wave back scattering ability, for adjusting 1 spatial position of the sheet metal components
Adjusting apparatus and the pedestal 11 installed for the adjusting apparatus, the adjusting apparatus include rotationally installing in the bottom
Bottom plate 6 on seat 11, the sheet metal components 1 may be rotatably mounted on the bottom plate 6, and the rotation of the sheet metal components 1
Axis is vertical with the pivot center of the bottom plate 6.In the present embodiment, sheet metal components 1 can enhance radar wave by refraction
Back scattering ability, the spatial position of adjustment sheet metal components 1 are specially the position in the spaces X-Y-Z for adjust sheet metal components 1
It sets.When the pivot center of sheet metal components 1 is vertical with the pivot center of bottom plate 6, such as the pivot center of bottom plate 6 is vertically arranged,
The pivot center of sheet metal components 1 is horizontally disposed, as shown in Figure 1, sheet metal components 1 can be rotated with 360 °, and being capable of pitching pendulum
It is dynamic, to enhance echo-signal, if the pivot center of bottom plate 6 is obliquely installed, but as long as ensureing the pivot center of sheet metal components 1
It is normal thereto, also appoint the rotation that can so ensure 1360 ° of sheet metal components and pitching.
Optimize said program, referring to Fig. 1, this corner reflector further includes the connecting rod 4 being set on the bottom plate 6, can turn
Install dynamicly on the pedestal 11 the first rotation axis 9 and be installed in rotation in the connecting rod 4 second rotation
Axis 15, first rotation axis 9 are vertical with second rotation axis 15；The bottom plate 6 is mounted on by first rotation axis 9
On the pedestal 11, the sheet metal components 1 are mounted on by swingle 2 in second rotation axis 15.In the present embodiment,
First rotation axis 9 serves not only as rotation axis, is also used as support shaft, it is set between bottom plate 6 and pedestal 11, is used to support bottom plate 6
And the sheet metal components 1 on bottom plate 6, it can be rotated in pedestal 11, to reach the mesh of 1360 ° of rotations of sheet metal components
, as shown in Figure 1, swingle 2 is identical as the axis direction of connecting rod 4, and is bonded, the second rotation axis 15 sequentially passes through the company
Extension bar 4 and the swingle 2, so may be implemented the adjusting of the pitch angle of sheet metal components 1.Preferably, when adjusting gold
Behind the position for belonging to board group part 1, current location is locked by the first locating part 10 and the second locating part 3.Two locating parts can be with
It is either buckled using locking nut.Certainly, in the present embodiment, put to reach 1360 ° of rotations of sheet metal components and pitching
Dynamic purpose can also be realized using control sequence controlled machine hand.
As the prioritization scheme of the utility model embodiment, referring to Fig. 1, the pedestal 11 be equipped with it is described for entangling
The fixing sleeve of first rotation axis 9, first rotation axis 9 are coaxially disposed with the fixing sleeve, and first rotation axis 9 is outer
The madial wall sliding contact of side wall and the fixing sleeve.First rotation axis 9 and fixing sleeve are vertically arranged.In the present embodiment,
First rotation axis 9 can be slided in fixing sleeve, best in order to find to change the height and position of sheet metal components 1
Signal receiving point.
Said program is advanced optimized, referring to Fig. 1, first rotation axis 9 can be limited by being installed on the fixing sleeve
The third locating part 8 slided between the fixing sleeve.After adjusting height, the state, third are locked by third locating part 8
Locating part 8 can be that locking nut either buckles.Preferably, it is equipped with caging bolt 7 on bottom plate 6, first turn can be prevented
Moving axis 9 is detached from fixing sleeve during sliding.
As the prioritization scheme of the utility model embodiment, referring to Fig. 1, the bottom plate 6 has horizontally disposed sliding slot,
The adjusting apparatus further includes for driving the sheet metal components 1 in the sliding block 5 slided in the sliding slot.In the present embodiment
In, connecting rod 4 is integrally fixed on sliding block 5, sheet metal components 1 can be driven in level when sliding block 5 slides in sliding slot
It is moved on direction, to expand the range of signal reception.Preferably, sliding slot can be arranged multiple on bottom plate 6, be respectively facing not
Same direction, can make sheet metal components 1 slide into different positions.
As the prioritization scheme of the utility model embodiment, referring to Fig. 1, this corner reflector further includes for sending control
The sheet metal components 1 how the communication module 14 of the instruction of adjustment space position, the pedestal 11 is equipped with for receiving
The execution module 12 for the instruction that communication module 14 is sent and the control module 13 for controlling the adjusting apparatus work are stated,
The execution module 12 is electrically connected with the control module 13.In the present embodiment, communication module 14, execution module 12 and control
Molding block 13 is existing module.Communication module 14 can be remote controler either computer, it is used as sending out control instruction
It sees off, and execution module 12 is used for the command reception, and control module 13 is fed back to, control module 13 being capable of root
According to the position of instruction adjustment sheet metal components 1.It wherein, can be by bluetooth, infrared between communication module 14 and execution module 12
Either signal is transmitted in WIFI connections, so as to realize remote control, reduces that staff is unnecessary to walk about, raising work
Efficiency.Control module 13 includes power supply and motor, and there are four motors, and sheet metal components 1 are corresponded to respectively by this four motors
Four actions drive 9 second rotation axis 15 of the first rotation axis to rotate, to realize sheet metal components respectively for example, by using two motors
1360 ° of rotation and pitch regulation, then using a motor and coordinate shaft that sliding block 5 is driven to be slided in sliding slot, to realize
The adjustment in horizontal direction again of the position of sheet metal components 1, then using a motor and coordinate shaft that the first rotation axis 9 is driven to exist
It is slided in fixing sleeve, to realize the adjustment of sheet metal components 1 in the height direction.
As the prioritization scheme of the utility model embodiment, referring to Fig. 1, the sheet metal components 1 include a bottom surface
Triangle metal sheet and two side triangle metal sheets, two side triangle metal sheets respectively with the bottom surface triangle
The two sides of shape metallic plate are in 90 ° of connections.In the present embodiment, the amplification of the refraction to electromagnetic wave may be implemented in sheet metal components 1,
To enhance echo-signal.Bottom surface triangle metallic plate and two side triangle metallic plates are aluminium sheet, can facilitate the folding of signal
It penetrates.
It is to be detachably connected between each component of this corner reflector, is convenient for removing band after to a region use
It walks.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (10)
1. a kind of corner reflector for the calibration of ground-based radar echo-signal, it is characterised in that：After being used to enhance radar wave
To the sheet metal components of scattering power, the adjusting apparatus for adjusting the sheet metal components spatial position and supply the tune
The pedestal that engagement positions are installed, the adjusting apparatus include rotationally installing in the bottom plate on the pedestal, the metal board group
Part may be rotatably mounted on the bottom plate, and the pivot center of the sheet metal components is vertical with the pivot center of the bottom plate.
2. a kind of corner reflector for the calibration of ground-based radar echo-signal as described in claim 1, it is characterised in that：Also wrap
Include the connecting rod on the bottom plate, rotationally install on the pedestal the first rotation axis and be rotatably mounted
The second rotation axis in the connecting rod, first rotation axis are vertical with second rotation axis；The bottom plate passes through institute
State the installation of the first rotation axis on the base, the sheet metal components are mounted on by swingle in second rotation axis.
3. a kind of corner reflector for the calibration of ground-based radar echo-signal as claimed in claim 2, it is characterised in that：It is described
First rotation axis is vertically arranged, and second rotation axis is horizontally disposed.
4. a kind of corner reflector for the calibration of ground-based radar echo-signal as claimed in claim 2, it is characterised in that：It is described
Floor installation is useful for entangling the fixing sleeve of first rotation axis, and first rotation axis is coaxially disposed with the fixing sleeve,
And the madial wall sliding contact of the lateral wall of first rotation axis and the fixing sleeve.
5. a kind of corner reflector for the calibration of ground-based radar echo-signal as claimed in claim 4, it is characterised in that：It is described
The third locating part that can be limited and be slided between first rotation axis and the fixing sleeve is installed on fixing sleeve.
6. a kind of corner reflector for the calibration of ground-based radar echo-signal as claimed in claim 2, it is characterised in that：It is described
The first locating part of the first rotation axis rotation can be limited by being equipped in first rotation axis.
7. a kind of corner reflector for the calibration of ground-based radar echo-signal as claimed in claim 2, it is characterised in that：It is described
The second locating part of the second rotation axis rotation can be limited by being equipped in second rotation axis.
8. a kind of corner reflector for the calibration of ground-based radar echo-signal as described in claim 1, it is characterised in that：It is described
It further includes for driving the sheet metal components in sliding in the sliding slot that bottom plate, which has horizontally disposed sliding slot, the adjusting apparatus,
Dynamic sliding block.
9. a kind of corner reflector for the calibration of ground-based radar echo-signal as described in claim 1, it is characterised in that：Also wrap
Include for send the control sheet metal components how the communication module of the instruction of adjustment space position, the floor installation is useful
In the execution module for receiving the instruction that the communication module is sent and the control mould to work for controlling the adjusting apparatus
Block, the execution module are electrically connected with the control module.
10. a kind of corner reflector for the calibration of ground-based radar echo-signal as described in claim 1, it is characterised in that：Institute
It includes a base triangle metallic plate and two side triangle metal sheets, two side triangles to state sheet metal components
Metallic plate is connect with the two sides of the base triangle metallic plate in 90 ° respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820572248.9U CN208076709U (en) | 2018-04-20 | 2018-04-20 | A kind of corner reflector for the calibration of ground-based radar echo-signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820572248.9U CN208076709U (en) | 2018-04-20 | 2018-04-20 | A kind of corner reflector for the calibration of ground-based radar echo-signal |
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| Publication Number | Publication Date |
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| CN208076709U true CN208076709U (en) | 2018-11-09 |
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| CN201820572248.9U Active CN208076709U (en) | 2018-04-20 | 2018-04-20 | A kind of corner reflector for the calibration of ground-based radar echo-signal |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109387812A (en) * | 2017-08-07 | 2019-02-26 | 航天科工惯性技术有限公司 | INSAR corner reflector device with automatic regulation function |
| CN110332912A (en) * | 2019-07-09 | 2019-10-15 | 东北大学 | Multifunctional edge reflector, GB-SAR monitoring data inspection method of accuracy and error correcting method |
| EP3971607A1 (en) * | 2020-09-21 | 2022-03-23 | Argo AI, LLC | Radar elevation angle measurement |
-
2018
- 2018-04-20 CN CN201820572248.9U patent/CN208076709U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109387812A (en) * | 2017-08-07 | 2019-02-26 | 航天科工惯性技术有限公司 | INSAR corner reflector device with automatic regulation function |
| CN110332912A (en) * | 2019-07-09 | 2019-10-15 | 东北大学 | Multifunctional edge reflector, GB-SAR monitoring data inspection method of accuracy and error correcting method |
| EP3971607A1 (en) * | 2020-09-21 | 2022-03-23 | Argo AI, LLC | Radar elevation angle measurement |
| US11656326B2 (en) | 2020-09-21 | 2023-05-23 | Argo AI, LLC | Radar elevation angle measurement |
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