CN206311975U - A kind of Radar IF simulation device - Google Patents
A kind of Radar IF simulation device Download PDFInfo
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- CN206311975U CN206311975U CN201621448880.XU CN201621448880U CN206311975U CN 206311975 U CN206311975 U CN 206311975U CN 201621448880 U CN201621448880 U CN 201621448880U CN 206311975 U CN206311975 U CN 206311975U
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Abstract
The utility model is including pivoted frame and support on a kind of Radar IF simulation device, and pivoted frame includes spiral arm, radar antenna and radar host computer are provided with spiral arm；Support includes turntable and turning table control mechanism, and turntable is movably set in the top of turning table control mechanism, and turning table control mechanism is used to control turntable to be rotated in the range of set angle, and spiral arm is fixedly connected with turntable, for keeping synchronous axial system with turntable.The Radar IF simulation device that the utility model is provided, using the turning table control mechanism on support, makes pivoted frame to be rotated in the range of set angle, and the radar antenna on pivoted frame can be scanned in the range of set angle, and sweep limits is big；Cable for communicating and powering is arranged in cable trough, easy to maintenance；When being scanned, the cable on pivoted frame swings with pivoted frame, and the damage rate of cable is relatively low, long service life.
Description
Technical field
The utility model is related to radar surveying technical field, more particularly to a kind of Radar IF simulation device.
Background technology
Synthetic aperture radar is a kind of active earth observation radar, because the radar has certain ground penetrating energy
Power, round-the-clock can over the ground implement observation, therefore, it estimates in disaster monitoring, environmental monitoring, marine monitoring, resource exploration, crops
With unique advantage in the applications of aspect such as product, mapping and military affairs.In synthetic aperture radar, there is a class radar to be placed on ground
The radar of table, the radar of the type is referred to as ground synthetic aperture radar.
In the prior art, ground synthetic aperture radar is mostly by the way of linear scan.As shown in figure 1, this adopt
Include radar main body 10 and straight-line motion mechanism 20 with the ground polarization sensitive synthetic aperture radar system of linear scan, wherein, linear motion
Mechanism 20 includes two linear motion guide rails 21 be arrangeding in parallel, ball-screw 23 and drag chains 24, the end of linear motion guide rail 21
Portion is provided with motor 22；Radar main body 10 includes radar host computer 11 and the radar antenna 12 on radar host computer.By electricity
Machine 22 drives radar host computer 11 to do back and forth movement on linear motion guide rail 21 to complete the observation to target area, connects radar
Power line, holding wire of main frame 11 etc. are arranged in drag chain 24.
It is above-mentioned to move on linear motion guide rail 21 to complete to have the mode of target area observation using radar host computer 11
Following defect：One be observation scope be limited in radar antenna 12 towards sector region, observation scope is small；Two is to carry out cable
, it is necessary to radar host computer 11 to be first moved to the end of linear motion guide rail 21 when safeguarding, radar main body 10 and straight is then removed
The protective cover of line movement mechanism 20, could finally take out cable in drag chain 24, and maintenance process is cumbersome；Three be this system due to
The cable that radar host computer 11 is drawn is placed in drag chain 24, when radar host computer 11 is moved on linear motion guide rail 21, is led
Cause cable also to be moved reciprocatingly together by drag chain 24, in frequent Scanning Detction, the service life of cable can be reduced.
Utility model content
To overcome problem present in correlation technique, the utility model provides a kind of Radar IF simulation device.
A kind of Radar IF simulation device that the utility model embodiment is provided, including pivoted frame and support, wherein：
The pivoted frame includes spiral arm, and the spiral arm is used to set radar antenna and radar host computer；
The support includes turntable and turning table control mechanism, and the turntable is movably set in the upper of the turning table control mechanism
Side, the turning table control mechanism is used to control the turntable to be rotated in the range of set angle, the spiral arm and described turn
Platform is fixedly connected, for keeping synchronous axial system with the turntable.
Preferably, turntable eccentric setting on the length direction of the spiral arm, the radar antenna is arranged on described
The one end of spiral arm away from the turntable.
Preferably, one end relative with the radar antenna is installed in the spiral arm is provided with counterweight, the counterweight
For making the pivoted frame keep balance.
Preferably, the pivoted frame includes antenna installed part, and the antenna installed part includes antenna mounting rod, the antenna peace
Dress bar is horizontally set on one end of the spiral arm, and the antenna mounting rod with the spiral arm to be detachably connected, pacify by the antenna
Dress bar is used to fix the radar antenna.
Preferably, also including view angle regulating part, wherein：
The antenna installed part also includes fixed seat, and the fixed seat is arranged on the spiral arm, and the fixed seat is set
There is through hole, the antenna mounting rod is arranged in the through hole；
The view angle regulating part includes clamping bench and adjusting rod, and the clamping bench is provided with mounting rod mounting hole, regulation
Seam and adjustment hole, the antenna mounting rod are arranged in the mounting rod mounting hole, and the clamping bench is fixed on the fixed seat
On, the adjustment hole is connected with the mounting rod mounting hole, and the adjusting rod matches with the diameter of the adjustment hole, the tune
Pole is used to be adjusted by changing the spacing of the regulation seam size of the mounting rod mounting hole.
Preferably, the pivoted frame also includes stable triangular bar, and the stable triangular bar includes pole, the first pull bar and second
Pull bar, wherein：
The bottom of the pole is vertically fixed on the turntable, top respectively with first pull bar and the second pull bar
One end is connected, and the other end of first pull bar and the second pull bar is separately fixed at relative on the jib length direction
End.
Preferably, the stable triangular bar is hollow structure.
Preferably, the turning table control mechanism includes turntable main controller, servomotor, gear train and encoder, wherein：
The servomotor, is connected with the gear train, for controlling the gear train to be rotated；
The gear train, is connected with the turntable, for controlling the turntable to be rotated；
The encoder, is connected with the gear train, for remembering the turned position of the gear train and by the rotation
Position is sent to the turntable main controller；
The turntable main controller, is connected with institute servomotor, for controlling the servomotor according to the turned position
Rotated.
Preferably, the upper surface periphery of the turning table control mechanism is provided with index dial, inner circumferential and is provided with the turntable, institute
The outer surface for stating turntable is provided with pointer, and the center of the index dial and the turntable are centrally located on same straight line.
Preferably, the turning table control mechanism is provided with outside protective covers, and the outside protective covers offer cable lid.
The technical scheme that embodiment of the present utility model is provided can include the following benefits：
The Radar IF simulation device that the utility model is provided, including pivoted frame and support, pivoted frame are used to install radar antenna and thunder
Up to main frame, support includes turntable and turning table control mechanism, and pivoted frame is fixedly connected with turntable.Using the turning table control machine on support
Structure, makes pivoted frame to be rotated in the range of set angle, and the radar antenna on pivoted frame can be swept in the range of set angle
Retouch, solve the problems, such as to cause scan position angle to be limited using linear motion guide rail in the prior art；Cable can be directly mounted at
On pivoted frame, it is not required to be installed in drag chain, it is easy to maintenance；When being scanned, the cable on pivoted frame follows pivoted frame to move, and is not required to anti-
Multiple complications, the damage rate reduction of cable, improve service life.
It should be appreciated that the general description of the above and detailed description hereinafter are only exemplary and explanatory, not
The utility model can be limited.
Brief description of the drawings
Accompanying drawing herein is merged in specification and constitutes the part of this specification, shows and meets of the present utility model
Embodiment, and be used to explain principle of the present utility model together with specification.
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, for ordinary skill people
For member, without having to pay creative labor, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of ground polarization sensitive synthetic aperture radar system in the prior art；
A kind of structural representation of Radar IF simulation device that Fig. 2 the utility model embodiment is provided；
A kind of structural representation of antenna installed part that Fig. 3 is provided for the utility model embodiment；
A kind of structural representation of view angle regulating part that Fig. 4 is provided for the utility model embodiment；
A kind of structural representation of turning table control mechanism that Fig. 5 is provided for the utility model embodiment；
A kind of index dial and the structural representation of pointer that Fig. 6 is provided for the utility model embodiment；
A kind of structural representation of turntable outside protective covers that Fig. 7 is provided for the utility model embodiment.
Specific embodiment
Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Following description is related to
During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment
Described in implementation method do not represent all implementation methods consistent with the utility model.Conversely, they be only with such as
The example of the consistent apparatus and method of some aspects being described in detail in appended claims, of the present utility model.
The Radar IF simulation device that the utility model embodiment is provided, for the radar host computer of mounting foundation synthetic aperture radar
And its radar antenna, radar host computer and host computer communication connection, PC control radar host computer and the work of Radar IF simulation device, thunder
Data re-transmission to the host computer obtained up to main frame carries out data analysis and image procossing.Certainly, the rotation table device of other radars,
Also the utility model embodiment is referred to obtain.
Fig. 2 is a kind of structural representation of the Radar IF simulation device according to an exemplary embodiment, as shown in Fig. 2
The Radar IF simulation device that the utility model is provided, including pivoted frame and support.
Specifically, pivoted frame includes spiral arm 31, spiral arm 31 is used to install radar antenna and radar host computer；Support includes turntable 41
With turning table control mechanism 42, turntable 41 is movably set in the top of turning table control mechanism 42, and turning table control mechanism 42 is used to control
Turntable 41 is rotated in the range of set angle, and spiral arm 31 is fixedly connected with turntable 41, is turned for keeping synchronous with turntable 41
It is dynamic.
In the present embodiment, pivoted frame includes two spiral arms 31 be arrangeding in parallel, and the length of spiral arm 31 can be entered according to actual needs
Row selection, when need spiral arm 31 length it is more long when, head and the tail connection can be carried out using multistage spiral arm 31.The outside of spiral arm 31 can open up
There is cable trough, cable trough can be used to place the communication of radar host computer and the connection cables, radar host computer and host computer of radar antenna
Cable, power cable of radar host computer etc..Cable in cable trough swings with spiral arm 31, it is to avoid cable is because moving back and forth
That causes loses, and increased service life.Cable trough, therefore can be straight from the outside of spiral arm 31 due to installed in the outside of spiral arm 31
The wiring for tapping into line cable is installed, and is changed cable and is safeguarded more convenient.
Radar antenna includes transmitting terminal and receiving terminal, and the transmitting terminal and receiving terminal of radar antenna are independent in the present embodiment
Two ends, the transmitting terminal and receiving terminal of radar antenna are each attached to one end of spiral arm 31, fixed bit of the radar host computer on spiral arm 31
Put preferably with radar antenna identical one end, to reduce radar antenna to the loss of signal of radar host computer.
Further, the eccentric setting on the length direction of spiral arm 31 of turntable 41, radar antenna is preferably fixed to spiral arm 31
Away from one end of turntable 41.The eccentric setting of turntable 41, make the two ends in the longitudinal direction of spiral arm 31 and the central axis of turntable 41 it
Between spacing it is different；Spiral arm 31 is fixedly connected with turntable 41, and spiral arm 31 and turntable 41 can keep synchronous axial system, therefore spiral arm 31
Center of rotation be the center of rotation of turntable 41, therefore, the sweep radius at the two ends in the longitudinal direction of spiral arm 31 is respectively
The spacing that the two ends of spiral arm 31 are arrived between the central axis of turntable 41 respectively, thus spiral arm 31 away from the one end of turntable 41 sweep radius compared with
Greatly, when the timing of 41 anglec of rotation of turntable one, radar antenna is fixed on spiral arm 31 and can obtain bigger conjunction away from the one end of turntable 41
Into aperture, so as to improve the resolution ratio of imaging.
Due to turntable 41 on the length direction of spiral arm 31 eccentric setting, and radar antenna and radar host computer be arranged at rotation
Arm 31 away from turntable 41 one end, therefore, be enhancing balance of the spiral arm 31 in rotary course, the present embodiment is preferably in spiral arm
In 31 with the relative one end of radar antenna be installed be provided with counterweight, counterweight concretely metal derby etc., as long as being by increasing
Keep spiral arm 31 to balance with the weight for installing radar antenna opposite end in strong spiral arm 31, protection of the present utility model all should be belonged to
Scope.
In the present embodiment, pivoted frame also includes antenna installed part 32, referring to Fig. 3, for the utility model embodiment provide one
The structural representation of antenna installed part is planted, as shown in figure 3, antenna installed part 32 is horizontally set on one end of spiral arm 31, preferably
Away from one end of turntable 41, antenna installed part 32 is to be detachably connected with spiral arm 31 to spiral arm 31, specifically, can be screw connection.
Antenna installed part 32 includes antenna mounting rod 321 and fixed seat 322, the preferably cylindrical structure of antenna mounting rod 321, fixed seat
322 are screwed on spiral arm 31, and fixed seat 322 is provided with through hole, and antenna mounting rod 321 is arranged in through hole, spiral arm
31 is anterior for radius can adjust erecting bed, and bolted fastener, the screw in fixed seat 322 are provided with the adjustable erecting bed of radius
It is fixed in bolted fastener, when screw is unscrewed, fixed seat and bolted fastener can be on the adjustable erecting beds of above-mentioned radius
Mobile, so that antenna mounting rod 321 can adjust to the spacing at the center of turntable 41, and antenna mounting rod 321 is used to install radar
Antenna, therefore, the spacing of radar antenna to the center of turntable 41 can adjust, i.e., the sweep radius of radar antenna can adjust.Certain
Under the anglec of rotation, sweep radius more long can bring big synthetic aperture (i.e. chord length), can improve resolution during radar imagery
Rate.
Further to expand the sweep limits of radar antenna, in the device of Radar IF simulation 41 that the utility model is provided, pivoted frame
Also include view angle regulating part 33, be the structural representation of the view angle regulating part that the utility model embodiment is provided referring to Fig. 4
Figure, as shown in figure 4, view angle regulating part 33 includes clamping bench 331, adjusting rod 332 and regulation handle.
Specifically, clamping bench 331 is fixed in fixed seat 322, mounting rod mounting hole, regulation are offered on clamping bench 331
Seam and adjustment hole.In the present embodiment, the structure of mounting rod mounting hole preferably comprises circular perforations and connects above-mentioned circular perforations
Linear regulation seam, under nature, the diameter with diameter greater than antenna mounting rod 321 of circular perforations, antenna mounting rod 321
It is arranged in the circular perforations in mounting rod mounting hole, adjustment hole is connected with the regulation seam in mounting rod mounting hole, adjusting rod 332
Diameter with adjustment hole matches, and adjusting rod 332 is used to adjust circle in mounting rod mounting hole by changing the spacing of regulation seam
The size of shape perforation, adjusting rod 332 is provided with regulation handle away from one end of adjustment hole, when needing the angle of pitch to radar antenna
Degree, can be by rotating regulation handle when being adjusted, and the spacing that stitch regulation becomes big so that circular perforations with diameter greater than day
The diameter of line mounting rod 321, now, can rotate to antenna mounting rod 321, change the luffing angle of radar antenna
Become, then, by rotating regulation handle, the spacing for stitching regulation diminishes, so that the diameter of circular perforations is installed equal to antenna
The diameter of bar 321, so that the position of fixed antenna mounting rod 321.Certainly, the regulation to radar antenna view angle also has other realities
Mode is applied, the utility model embodiment is merely illustrative.
In the present embodiment, pivoted frame also includes stable triangular bar 34, and stable triangular bar 34 includes pole 341, the first pull bar 342
With the second pull bar 343, wherein：The bottom of pole 341 is vertically fixed on turntable 41, top respectively with the first pull bar 342 and
One end of two pull bars 343 is connected, and the other end of the first pull bar 342 and the second pull bar 343 is separately fixed at the length side of spiral arm 31
Upward opposite end.The part deadweight of spiral arm 31 is decomposed into stable triangular bar 34 drawing of the first pull bar 342 and the second pull bar 343
Power and the pressure of pole 341, increased the stability of spiral arm 31, be conducive to reducing the deformation that pivoted frame is caused due to own wt.
Stable triangular bar 34 is hollow structure, and lighter in weight, materials are less.Because the Radar IF simulation device that the present embodiment is provided is in room
It is outer to use, if meeting with rainwater weather, might have water and penetrate into the first pull bar 342 and the second pull bar 343, therefore this implementation
Example is provided with aperture in the bottom and top of the first pull bar 342 and the second pull bar 343, wherein, the aperture of bottom is used for draining,
The aperture on top is used for air inlet, is easy to water energy smoothly to be discharged from the first pull bar 342 and the second pull bar 343.
In the support that the present embodiment is provided, spiral arm 31 and pole 341 are fixed with turntable 41,42 pairs, turning table control mechanism turns
The rotation of platform 41 is controlled, and is the structural representation of the turning table control mechanism that the utility model embodiment is provided referring to Fig. 5,
As shown in figure 5, the turning table control mechanism that the present embodiment is provided, including turntable main controller 421, servomotor 422, gear train 423
With encoder 424.
Specifically, servomotor 422 is connected with gear train 423, for controlling gear train 423 to be rotated；Gear train 423
It is connected with turntable 41, for controlling turntable 41 to be rotated；Encoder 424 is connected with gear train 423, for remembering gear train
Turned position is simultaneously sent to turntable main controller 421 by 423 turned position；Turntable main controller 421 is connected with servomotor 422,
For being rotated according to last time turned position control servomotor 422, so as to realize closed-loop control.
Further, the upper surface periphery of turning table control mechanism 42 is provided with index dial 43, and index dial 43 is arranged on and turns
The outside of platform 41, the outer surface of turntable 41 is provided with pointer 44, and pointer 44 and index dial 43 are used for the angle for indicating spiral arm 31 to rotate
Degree, the center of index dial 43 and turntable 41 are centrally located on same straight line.Referring to Fig. 6, for the utility model embodiment is provided
Index dial and pointer structural representation, as shown in fig. 6, the angular range of index dial 43 is preferably 220 degree, the i.e. energy of spiral arm 31
The angular range of rotation is preferably 220 degree, and certainly, angular range may also be arranged to 360 degree, to realize sweeping the comprehensive of earth's surface
Retouch.The anglec of rotation of radar antenna, direction, speed and scanning times, can be set by host computer according to actual needs.
In the present embodiment, servomotor 422 is communicated using RS422 with turntable main controller 421, and traffic rate can reach
20MHz.Certainly, other communication modes, such as RS485, RS232 can also be used；Gear train 423 is driven, be it is also possible to use and removed
Other motors outside servomotor 422, such as alternating current generator, cost are lower；Turntable 41 is driven, be it is also possible to use except gear
Drive device outside group 423, such as worm screw worm gearing or big torsion motor；Turntable main controller 421 can using single-chip microcomputer,
FPGA (Field-Programmable Gate Array, field programmable gate array) or PLC (Programmable Logic
Controller, programmable logic controller (PLC)) realize control function；Above-mentioned various differentiation implementation methods are new in this practicality
In the concept of type, protection domain of the present utility model all should be belonged to.
The device of Radar IF simulation 41 that the present embodiment is provided, turning table control mechanism 42 is additionally provided with outside protective covers 45, and protection is outer
Cover 45 offers cable lid 46, is the structural representation of the outside protective covers that the utility model embodiment is provided referring to Fig. 7, protection
Outer cover 46 is set in the periphery of turning table control mechanism 42, using outside protective covers 45, realizes servomotor 422, and encoder 424 turns
The grade internal electric of platform main controller 421 and the dust-proof of mechanical part, rain-proof and Anti-bumping protection.Cable lid 46 is installed increases sealing ring,
The outside of gear train 423 is equipped with protective cover 46, can further adapt to rainy, many dust, outdoor illumination and other radiation, high/low temperature
The adverse circumstances such as impact, the stability of a system is good, and reliability is high, it is easy to safeguard, can meet all kinds of foundation detection demands.Tooth
Wheel group base outer is additionally provided with protection enamelled coating, it is ensured that base outer does not receive rain erosion, reaches antiseptic and rustproof, the increase support longevity
The purpose of life.
It should be noted that in the present embodiment, spiral arm 31 is provided with one end of radar antenna to the first pull bar 342 in spiral arm
The part between fixed position on 31 is the front portion of spiral arm 31.
As seen from the above-described embodiment, the Radar IF simulation device that the utility model is provided, using the turning table control machine on support
Structure, makes pivoted frame to be rotated in the range of set angle, and the radar antenna on pivoted frame can be swept in the range of set angle
Retouch, set angle is set to 360 degree, be capable of achieving omnibearing observation, there is significant advantage in the observation of annular landform, and,
The luffing angle of radar antenna can be adjusted by view angle regulating part, further expand sweep limits；Scanning more long
Radius, it is possible to increase resolution ratio during radar imagery；Cable can be directly mounted at the spiral arm outside of pivoted frame, be not required to be installed on drag chain
In, it is easy to maintenance；When being scanned, the cable on pivoted frame follows pivoted frame to swing, and is not required to repeatedly tortuous, the damage rate drop of cable
It is low, improve service life.
Those skilled in the art will readily occur to this practicality after considering specification and putting into practice the disclosure of utility model here
Other new embodiments.The application is intended to any modification of the present utility model, purposes or adaptations, these
Modification, purposes or adaptations follow general principle of the present utility model and including undocumented skill of the utility model
Common knowledge or conventional techniques in art field.Description and embodiments be considered only as it is exemplary, it is of the present utility model
True scope and spirit are pointed out by following claim.
It should be appreciated that the utility model is not limited to the accurate knot for being described above and being shown in the drawings
Structure, and can without departing from the scope carry out various modifications and changes.Scope of the present utility model only will by appended right
Ask to limit.
Claims (10)
1. a kind of Radar IF simulation device, it is characterised in that including pivoted frame and support, wherein：
The pivoted frame includes spiral arm (31), and the spiral arm (31) is for setting radar antenna and radar host computer；
The support includes turntable (41) and turning table control mechanism (42), and the turntable (41) is movably set in the turning table control
The top of mechanism (42), the turning table control mechanism (42) is revolved for controlling the turntable (41) in the range of set angle
Turn, the spiral arm (31) is fixedly connected with the turntable (41), for keeping synchronous axial system with the turntable (41).
2. Radar IF simulation device according to claim 1, it is characterised in that the turntable (41) is in the spiral arm (31)
Eccentric setting on length direction, the radar antenna is arranged on the one end of the spiral arm (31) away from the turntable (41).
3. Radar IF simulation device according to claim 2, it is characterised in that in the spiral arm (31) with the radar is installed
The relative one end of antenna is provided with counterweight, and the counterweight is used to make the pivoted frame keep balance.
4. Radar IF simulation device according to claim 1, it is characterised in that the pivoted frame includes antenna installed part (32),
The antenna installed part (32) includes antenna mounting rod (321), and the antenna mounting rod (321) is horizontally set on the spiral arm
(31) one end, the antenna mounting rod (321) with the spiral arm (31) to be detachably connected, the antenna mounting rod (321)
For fixing the radar antenna.
5. Radar IF simulation device according to claim 4, it is characterised in that also including view angle regulating part (33), wherein：
The antenna installed part (32) also includes fixed seat (322), and the fixed seat (322) is arranged on the spiral arm (31),
The fixed seat (322) is provided with through hole, and the antenna mounting rod (321) is arranged in the through hole；
The view angle regulating part (33) includes clamping bench (331) and adjusting rod (332), and the clamping bench (331) is provided with peace
Dress bar mounting hole, regulation seam and adjustment hole, the antenna mounting rod (321) are arranged in the mounting rod mounting hole, described tight
Gu Tai (331) is fixed in the fixed seat (322), and the adjustment hole is connected with the mounting rod mounting hole, the adjusting rod
(332) diameter with the adjustment hole matches, and the adjusting rod (332) by changing the spacing of the regulation seam for being adjusted
The size of the whole mounting rod mounting hole.
6. Radar IF simulation device according to claim 1, it is characterised in that the pivoted frame also includes stable triangular bar
(34), the stable triangular bar (34) includes pole (341), the first pull bar (342) and the second pull bar (343), wherein：
The bottom of the pole (341) is vertically fixed on the turntable (41), top respectively with first pull bar (342) and
One end of second pull bar (343) is connected, and the other end of first pull bar (342) and the second pull bar (343) is separately fixed at
Opposite end on spiral arm (31) length direction.
7. Radar IF simulation device according to claim 6, it is characterised in that the stable triangular bar (34) is hollow knot
Structure.
8. Radar IF simulation device according to claim 1, it is characterised in that the turning table control mechanism (42) is including turntable
Main controller (421), servomotor (422), gear train (423) and encoder (424), wherein：
The servomotor (422), is connected with the gear train (423), for controlling the gear train (423) to be rotated；
The gear train (423), is connected with the turntable (41), for controlling the turntable (41) to be rotated；
The encoder (424), is connected with the gear train (423), for remember the gear train (423) turned position simultaneously
The turned position is sent to the turntable main controller (421)；
The turntable main controller (421), is connected with institute's servomotor (422), for being watched according to the control of the turned position
Motor (422) is taken to be rotated.
9. Radar IF simulation device according to claim 1, it is characterised in that the upper surface of the turning table control mechanism (42)
Periphery is provided with index dial (43), inner circumferential and is provided with the turntable (41), and the outer surface of the turntable (41) is provided with pointer
(44), the center of the index dial (43) and the turntable (41) are centrally located on same straight line.
10. Radar IF simulation device according to claim 1, it is characterised in that the turning table control mechanism (42) is provided with
Outside protective covers (45), the outside protective covers offer cable lid (46).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621448880.XU CN206311975U (en) | 2016-12-27 | 2016-12-27 | A kind of Radar IF simulation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621448880.XU CN206311975U (en) | 2016-12-27 | 2016-12-27 | A kind of Radar IF simulation device |
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| CN206311975U true CN206311975U (en) | 2017-07-07 |
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| CN109932692A (en) * | 2019-03-28 | 2019-06-25 | 尹建霞 | A kind of coaxial bilateral servo Radar IF simulation |
| WO2019119198A1 (en) * | 2017-12-18 | 2019-06-27 | 深圳市大疆创新科技有限公司 | Radar and movable apparatus having same |
| CN110346770A (en) * | 2019-08-13 | 2019-10-18 | 中国科学院电子学研究所 | A kind of radar test structure with automatic pitching function |
| CN110486436A (en) * | 2019-07-22 | 2019-11-22 | 中国电子科技集团公司第二十九研究所 | A kind of turntable mechanical limiting mechanism and method that limit rotation angle is configurable |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019119198A1 (en) * | 2017-12-18 | 2019-06-27 | 深圳市大疆创新科技有限公司 | Radar and movable apparatus having same |
| CN109932692A (en) * | 2019-03-28 | 2019-06-25 | 尹建霞 | A kind of coaxial bilateral servo Radar IF simulation |
| CN110486436A (en) * | 2019-07-22 | 2019-11-22 | 中国电子科技集团公司第二十九研究所 | A kind of turntable mechanical limiting mechanism and method that limit rotation angle is configurable |
| CN110486436B (en) * | 2019-07-22 | 2020-11-10 | 中国电子科技集团公司第二十九研究所 | Turntable mechanical limiting mechanism with configurable limit rotation angle and method |
| CN110346770A (en) * | 2019-08-13 | 2019-10-18 | 中国科学院电子学研究所 | A kind of radar test structure with automatic pitching function |
| CN111551235A (en) * | 2020-05-26 | 2020-08-18 | 常州大学 | Bed charge level monitoring device and monitoring method in dense phase filling process of solid catalyst |
| CN113232876A (en) * | 2021-05-18 | 2021-08-10 | 上海航天测控通信研究所 | Airborne stable platform system for SAR imaging radar |
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