CN218099576U

CN218099576U - Meter-wave coherent MIMO radar array element configuration structure

Info

Publication number: CN218099576U
Application number: CN202222004916.7U
Authority: CN
Inventors: 张宇乐; 胡国平; 周豪; 朱明明; 赵方正; 占成宏
Original assignee: Air Force Engineering University of PLA
Current assignee: Air Force Engineering University of PLA
Priority date: 2022-08-01
Filing date: 2022-08-01
Publication date: 2022-12-20
Anticipated expiration: 2032-08-01

Abstract

The utility model discloses a meter ripples coherent type MIMO radar array element configuration structure, its technical scheme main points are: the device comprises a funnel-shaped reflector, wherein a top cover is arranged on the excircle wall surface of the funnel-shaped reflector, and a treatment box is fixedly arranged on the bottom surface of the top cover; the dust removal subassembly, the dust removal subassembly sets up handle the inside bottom surface of case, because the dust on the clearance funnel type speculum, through setting up the funnel type speculum, the funnel type design through the funnel type speculum can effectually weaken the diffusion of supersound at the in-process of propagating, make the scope of detecting can be wider, handle the case through setting up, can fix the partial component of dust removal subassembly through handling the case, through setting up the connecting block, can control the air current direction of miniature aspiration pump through the connecting block, vacuum structure through the connecting block makes it can give vent to anger to a certain fixed position, thereby clear up the dust, in order to avoid the dust to influence the detection range of radar.

Description

Meter-wave coherent MIMO radar array element configuration structure

Technical Field

The utility model relates to a radar technology field, concretely relates to meter wave coherent type MIMO radar array element configuration structure.

Background

Radar, a transliteration of radio in english, derives from the acronym radiodetective ranging, meaning "radio detection and ranging", i.e. finding objects and determining their spatial position using radio methods. Therefore, radar is also referred to as "radiolocation". The principle of radar operation is the electromagnetic wave detection of the target electronics. The radar emits electromagnetic waves to irradiate a target and receives the echo of the target, so that information such as the distance from the target to an electromagnetic wave emission point, the distance change rate (radial speed), the azimuth and the altitude is obtained. After the second war, the radar develops a single-pulse angle tracking system, a pulse Doppler signal processing system, a high-resolution synthetic aperture system and a high-resolution pulse compression system, a combined system combining friend and foe identification, an automatic fire control system combining a computer, a terrain avoiding system and a terrain following system, a passive or active phase array system, a frequency agility system, a multi-target detection and tracking system and the like. With scientific progress in various fields such as microelectronics, the development of radar technology is continued, and the connotation and research content of the radar technology are continuously expanded. The detection of radar has been developed from the previous only radar detector to the integration of infrared light, ultraviolet light, laser and other optical detection means.

At present, the existing meter-wave coherent MIMO radar generally adopts a protective shell and an ultrasonic device to form, the protective shell generally adopts a structure with stronger toughness, the effect of protecting the ultrasonic device cannot be achieved when the electromagnetic device is impacted, but in the using process, the electromagnetic device can generate static electricity on the protective shell during working, the static electricity can adsorb dust, and effective transmission and receiving of signals can be blocked, so that a meter-wave coherent MIMO radar array element configuration structure is provided.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a meter ripples coherent type MIMO radar array element configuration structure has solved electromagnetic means and can produce static at the during operation on protecting sheathing, and static can adsorb the dust, can block the effective transmission of signal and the problem of receipt.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a meter-wave coherent MIMO radar array element configuration structure comprises: the device comprises a funnel-shaped reflector, a top cover and a treatment box, wherein the top cover is arranged on the excircle wall surface of the funnel-shaped reflector, and the bottom surface of the top cover is fixedly provided with the treatment box; the dust removal assembly is arranged on the bottom surface of the interior of the treatment box, and dust on the funnel-shaped reflecting mirror is cleaned.

Through adopting above-mentioned technical scheme, through setting up funnel type speculum, the funnel type design through funnel type speculum can effectually weaken the diffusion of supersound at the in-process that propagates for the scope of detecting can be wider, handles the case through setting up, can fix the partial component of dust removal subassembly through handling the case.

Preferably, the dust removing assembly comprises: miniature aspiration pump, miniature aspiration pump fixed mounting be in handle the inside bottom surface of case, one side of miniature aspiration pump is provided with the connecting block, one side of connecting block has the connecting pipe, the connecting pipe runs through the connecting block, the connecting block is kept away from one side of connecting pipe has the intake pipe, the intake pipe runs through the connecting block, the top surface of connecting block has the outlet duct, the outlet duct runs through the connecting block, the connecting block passes through the connecting pipe with the one end fixed mounting of miniature aspiration pump is in the same place.

Through adopting above-mentioned technical scheme, through setting up the connecting block, can control the air current direction of miniature aspiration pump through the connecting block, make it can give vent to anger to a certain fixed position through the vacuum structure of connecting block to clear up the dust, influence in order to avoid the dust to the detection range of radar.

Preferably, the top surface of the top cover is provided with a fixing hole, the funnel-shaped reflector is in threaded connection with the top cover through the fixing hole, and the excircle wall surface of the funnel-shaped reflector is fixedly provided with the vibrating sheet.

Through adopting above-mentioned technical scheme, through setting up the trembler, can carry out faint shock to funnel type speculum through the trembler, can understand to some stubborn dusts through the shock, some stubborn dusts exclusive use miniature aspiration pump that have the stickness blow off the air current can't clear away totally, vibrates the dust through the tremble and falls down, cooperates miniature aspiration pump again to blow off can make the device clear more comprehensive.

Preferably, an air inlet hole is formed in the outer circular wall surface of the funnel-shaped reflector, and a plurality of air outlet holes are formed in the inner circular wall surface of the funnel-shaped reflector.

Through adopting above-mentioned technical scheme, through setting up the inlet port, can be so that the compressed gas of miniature aspiration pump gets into through the inlet port, through setting up the venthole, can make compressed gas discharge through the venthole, and then clear away the dust that attaches to funnel type speculum.

Preferably, a first clamping pipe is fixedly mounted on the bottom surface of the funnel-shaped reflector, a dumbbell-shaped connecting rod is arranged on the bottom surface of the first clamping pipe, a second clamping pipe is arranged at the bottom end of the dumbbell-shaped connecting rod, a first spherical hole is formed in the bottom surface of the first clamping pipe, a second spherical hole is formed in the top surface of the second clamping pipe, the first clamping pipe is movably sleeved with one end of the dumbbell-shaped connecting rod through the first spherical hole, and the second clamping pipe is movably sleeved with the dumbbell-shaped connecting rod through the second spherical hole.

Through adopting above-mentioned technical scheme, through setting up dumbbell type connecting rod, through dumbbell type connecting rod can with first joint pipe and second joint between the pipe cooperation, adjust the direction of device, because the dumbbell type connecting rod is two ball-types and a rectangle structure, can realize the rotation between a plurality of angles for the practicality is higher.

Preferably, the bottom end of the second clamping pipe is detachably clamped with a base, and a spring is fixedly arranged inside the base.

Through adopting above-mentioned technical scheme, through setting up the base, can conveniently install the device more through the base, cooperation between base and the spring can effectually weaken vibrations, reduces to cause the harm to the device when vibrations.

To sum up, the utility model discloses mainly have following beneficial effect:

through setting up funnel type speculum, can effectually weaken the diffusion of supersound at the in-process of propagating through the funnel type design of funnel type speculum, make the scope that detects can be wider, handle the case through the setting, can fix the partial component of dust removal subassembly through handling the case, through setting up the connecting block, can control the air current direction of miniature aspiration pump through the connecting block, vacuum structure through the connecting block makes it can give vent to anger to a certain fixed position, thereby clear up to the dust, in order to avoid the dust to influence the detection range of radar, through setting up the trembler, can weakly vibrate funnel type speculum, can clear away some stubborn dusts through vibrating, some stubborn dusts that have stickness dust exclusive use miniature aspiration pump blow off's air current can't clear away totally, vibrate the dust through the trembler and fall down, it can make the device clear more comprehensive to cooperate miniature aspiration pump to blow off again.

Through setting up the inlet port, can be so that the compressed gas of miniature aspiration pump gets into through the inlet port, through setting up the venthole, can be so that compressed gas discharges through the venthole, and then clear away to the dust of attaching to funnel type speculum, through setting up dumbbell type connecting rod, can with first joint pipe and second joint pipe between the cooperation through dumbbell type connecting rod, adjust the direction of device, because dumbbell type connecting rod is two ball-types and a rectangle structure, can realize the rotation between a plurality of angles, make the practicality higher.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic view of the split structure of the present invention;

FIG. 3 is a schematic view of a first latch structure of the present invention;

fig. 4 is a schematic view of the connection block structure of the present invention.

Reference numerals: 1. a funnel-shaped reflector; 2. a top cover; 3. a treatment tank; 4. a micro air pump; 5. connecting blocks; 6. a connecting pipe; 7. an air inlet pipe; 8. an air outlet pipe; 9. a fixing hole; 10. a vibrating piece; 11. an air inlet; 12. an air outlet; 13. a first bayonet tube; 14. a dumbbell-shaped connecting rod; 15. a second bayonet tube; 16. a first spherical hole; 17. a second spherical hole; 18. a base; 19. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, 2 and 4, a configuration structure of a meter-wave coherent MIMO radar array element includes a funnel-shaped reflector 1, the funnel-shaped reflector 1 is not described herein for existing structure, an outer circular wall surface of the funnel-shaped reflector 1 is provided with a top cover 2, a processing box 3 is fixedly mounted on a bottom surface of the top cover 2, an inner bottom surface of the processing box 3 is provided with a dust removal assembly, dust on the funnel-shaped reflector 1 is cleaned, the dust removal assembly includes a micro air pump 4, the micro air pump 4 is not described herein for existing structure, the micro air pump 4 is fixedly mounted on the inner bottom surface of the processing box 3, one side of the micro air pump 4 is provided with a connecting block 5, one side of the connecting block 5 is provided with a connecting pipe 6, the connecting pipe 6 penetrates through the connecting block 5, one side of the connecting block 5 far away from the connecting pipe 6 is provided with an air inlet pipe 7, the connecting block 7 penetrates through the connecting block 5, a top surface of the connecting block 5 is provided with an air outlet pipe 8, the air inlet pipe 8 penetrates through the connecting block 5, the connecting block 5 is fixedly mounted with one end of the micro air pump 4 through the connecting block 6, the connecting block 5 can be controlled in the air flow direction of the micro pump 4, the air flow direction, the connecting block can be detected in a certain range of the dust removal range of the radar array element, and the dust removal structure, thereby the dust removal range can be detected in a radar detection range.

Referring to fig. 1 and 2, fixed orifices 9 have been seted up to the top surface of top cap 2, funnel type speculum 1 passes through fixed orifices 9 and is in the same place with top cap 2 threaded connection, the excircle wall fixed mounting of funnel type speculum 1 has trembler 10, trembler 10 does not do the repeated description here for existing structure, inlet port 11 has been seted up to the excircle wall of funnel type speculum 1, a plurality of venthole 12 has been seted up to the interior round wall of funnel type speculum 1, through setting up trembler 10, can slightly vibrate funnel type speculum 1 through trembler 10, can be clear to some stubborn dusts through vibrating, some stubborn dusts that have the stickness do not utilize the air current that miniature aspiration pump 4 blew off alone can't clear away totally, vibrate the fall down with the dust through trembler 10, it can make the device clear more comprehensive to cooperate miniature aspiration pump 4 to blow off again.

Referring to fig. 2, 3 and 4, a first clamping pipe 13 is fixedly mounted on the bottom surface of the funnel-shaped reflector 1, a dumbbell-shaped connecting rod 14 is disposed on the bottom surface of the first clamping pipe 13, the dumbbell-shaped connecting rod 14 is not described herein for the existing structure, a second clamping pipe 15 is disposed at the bottom end of the dumbbell-shaped connecting rod 14, a first spherical hole 16 is formed in the bottom surface of the first clamping pipe 13, a second spherical hole 17 is formed in the top surface of the second clamping pipe 15, the first clamping pipe 13 is movably sleeved with one end of the dumbbell-shaped connecting rod 14 through the first spherical hole 16, the second clamping pipe 15 is movably sleeved with the dumbbell-shaped connecting rod 14 through the second spherical hole 17, a base 18 is detachably clamped at the bottom end of the second clamping pipe 15, a spring 19 is fixedly mounted inside the base 18, the spring 19 is not described herein for the existing structure, the dumbbell-shaped connecting rod 14 can be matched with the first clamping pipe 13 and the second clamping pipe 15 through the dumbbell-shaped connecting rod 14, the direction of the device can be adjusted, and the dumbbell-shaped connecting rod 14 can be rotated at a plurality of spherical angles with one rectangular structure, so that the dumbbell-shaped connecting rod 14 can be rotated at higher practical angle.

The working principle is as follows: referring to fig. 1-4, when in use, the angle needs to be adjusted to the detection position through the dumbbell-shaped connecting rod 14, the funnel-shaped reflector 1 is arranged, the diffusion of the ultrasound in the transmission process can be effectively weakened through the funnel-shaped design of the funnel-shaped reflector 1, so that the detection range can be wider, the treatment box 3 is arranged, part of elements of the dust removal assembly can be fixed through the treatment box 3, the air flow direction of the micro-suction pump 4 can be controlled through the connecting block 5 by arranging the connecting block 5, the vacuum structure of the connecting block 5 can vent air to a certain fixed direction, so that the dust can be cleaned, and the influence of the dust on the detection range of the radar can be avoided, through setting up trembler 10, can slightly vibrate funnel type speculum 1 through trembler 10, can be clear to some stubborn dusts through vibrating, some stubborn dusts that have stickness utilize miniature aspiration pump 4 alone to blow off the air current can't clear away totally, vibrate the dust through trembler 10 and fall down, it can make the clear more comprehensive of device to blow off to cooperate miniature aspiration pump 4 again, through setting up inlet port 11, can make the gaseous entering of miniature aspiration pump 4 compression through inlet port 11, through setting up venthole 12, can make compressed gas discharge through venthole 12, and then clear away to the dust that adheres to at funnel type speculum 1.

Through setting up dumbbell type connecting rod 14, can cooperate between first joint pipe 13 and the second joint pipe 15 through dumbbell type connecting rod 14, adjust the direction of device, because dumbbell type connecting rod 14 is two ball-types and a rectangle structure, can realize the rotation between a plurality of angles, make the practicality higher, through setting up base 18, can install the device more conveniently through base 18, cooperation between base 18 and the spring 19 can effectually weaken to vibrations, the reduction causes the harm to the device when vibrations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A meter-wave coherent MIMO radar array element configuration structure is characterized by comprising:

the device comprises a funnel-shaped reflector (1), wherein a top cover (2) is arranged on the excircle wall surface of the funnel-shaped reflector (1), and a treatment box (3) is fixedly arranged on the bottom surface of the top cover (2);

the dust removal component is arranged on the inner bottom surface of the treatment box (3) and is used for cleaning dust on the funnel-shaped reflecting mirror (1).

2. The structure of claim 1, wherein the dust removing component comprises:

miniature aspiration pump (4), miniature aspiration pump (4) fixed mounting be in handle the inside bottom surface of case (3), one side of miniature aspiration pump (4) is provided with connecting block (5), one side of connecting block (5) has connecting pipe (6), connecting pipe (6) run through connecting block (5), connecting block (5) are kept away from one side of connecting pipe (6) has intake pipe (7), intake pipe (7) run through connecting block (5), the top surface of connecting block (5) has outlet duct (8), outlet duct (8) run through connecting block (5), connecting block (5) are passed through connecting pipe (6) with the one end fixed mounting of miniature aspiration pump (4) is in the same place.

3. The mW coherent MIMO radar array element configuration structure according to claim 1, wherein a fixing hole (9) is opened on a top surface of the top cover (2), the funnel-shaped reflector (1) is screwed with the top cover (2) through the fixing hole (9), and a vibrating piece (10) is fixedly mounted on an outer circular wall surface of the funnel-shaped reflector (1).

4. The mW coherent MIMO radar array element configuration structure according to claim 1, wherein an air inlet hole (11) is formed in an outer circular wall surface of the funnel-shaped reflector (1), and a plurality of air outlet holes (12) are formed in an inner circular wall surface of the funnel-shaped reflector (1).

5. The mibowave coherent MIMO radar array element configuration structure according to claim 1, wherein a first clamping pipe (13) is fixedly mounted on a bottom surface of the funnel-shaped reflector (1), a dumbbell-shaped connecting rod (14) is disposed on the bottom surface of the first clamping pipe (13), a second clamping pipe (15) is disposed at a bottom end of the dumbbell-shaped connecting rod (14), a first spherical hole (16) is formed in the bottom surface of the first clamping pipe (13), a second spherical hole (17) is formed in a top surface of the second clamping pipe (15), the first clamping pipe (13) is movably sleeved with one end of the dumbbell-shaped connecting rod (14) through the first spherical hole (16), and the second clamping pipe (15) is movably sleeved with the dumbbell-shaped connecting rod (14) through the second spherical hole (17).

6. The structure of claim 5, wherein a base (18) is detachably clamped at the bottom end of the second clamping pipe (15), and a spring (19) is fixedly installed inside the base (18).