CN112731348B - Multi-angle difference absorbing device based on laser radar - Google Patents
Multi-angle difference absorbing device based on laser radar Download PDFInfo
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- CN112731348B CN112731348B CN202011531623.3A CN202011531623A CN112731348B CN 112731348 B CN112731348 B CN 112731348B CN 202011531623 A CN202011531623 A CN 202011531623A CN 112731348 B CN112731348 B CN 112731348B
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- 239000003921 oil Substances 0.000 claims description 52
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- 229910000831 Steel Inorganic materials 0.000 claims description 15
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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
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
- G01S7/481—Constructional features, e.g. arrangements of optical elements
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- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Abstract
The invention discloses a multi-angle differential absorption device based on a laser radar, wherein an expansion reflection assembly is arranged on the outer side of a differential absorption laser radar body, a bottom cover is sleeved at the bottom end of the differential absorption laser radar body, a reflection film is adhered to the top surface of a plastic film, a lubrication oiling assembly is arranged at the bottom end of the bottom cover, an adjustment assembly is arranged at the bottom end of the differential absorption laser radar body, a positioning support assembly is sleeved at the bottom end of the base, and an adjusting screw rod penetrates through a supporting ring through threads.
Description
Technical Field
The invention relates to the technical field of laser radars, in particular to a multi-angle differential absorption device based on a laser radar.
Background
The laser radar is a radar system for detecting the characteristic quantities of the position, the speed and the like of a target by emitting laser beams, is an advanced detection mode combining a laser technology with a modern photoelectric detection technology, and plays a significant role in the fields of atmospheric environment, atmospheric chemistry, atmospheric radiation monitoring and analysis, weather forecast and the like.
The utility model provides a "but differential absorption laser radar of multi-angle regulation" is proposed to patent application number 201811513928.4, the device compact structure, through angle adjustment mechanism and slewing mechanism's combined action, the multi-direction multi-angle of convenient realization differential absorption laser radar is adjusted, simultaneously, add locking mechanism, the effectual fixed differential absorption laser radar of assurance monitoring result, but the radar is in the use, because of radar area shape is fixed, when receiving the information that comes in the transmission of different directions, receive the effect relatively poor, receive the information is less, thereby prolonged the time of information reception, make the information processing effect worsen.
Disclosure of Invention
The invention provides a multi-angle differential absorption device based on a laser radar, which can effectively solve the problems that the radar area shape is fixed, the receiving effect is poor, the information is received less when the information transmitted in different directions is received, the information receiving time is prolonged, and the information processing effect is poor.
In order to achieve the above purpose, the present invention provides the following technical solutions: the differential absorption laser radar comprises a differential absorption laser radar body, wherein an expansion reflection assembly is arranged on the outer side of the differential absorption laser radar body, and comprises a bottom cover, a folding cover, a plastic film, a metal sheet, a reflection film, a connecting spring, a steel wire rope, a roller frame, rollers, a driving motor, a winding frame, a heat insulation film, a blowing fan, an exhaust hole and a dust filtering net;
the enlarging reflection assembly comprises a bottom cover, the bottom cover is sleeved at the bottom end of the differential absorption laser radar body, a folding cover is adhered to the edge of the top end of the bottom cover, a plastic film is adhered to the edge of the top end of the folding cover, a metal sheet is uniformly adhered to the bottom end of the plastic film, a reflection film is adhered to the top surface of the plastic film, a connecting spring is spot-welded at the middle part of one end of the metal sheet, one end of the connecting spring, far away from the metal sheet, is welded on the inner wall of the bottom cover, a steel wire rope is connected to the middle part of the bottom surface of the metal sheet, a roller frame is uniformly welded at the middle part of the inner wall of the bottom cover, a roller is installed at the middle part of the roller frame through a rotating shaft, a driving motor is installed at the middle part of the bottom end of the differential absorption laser radar body, one end of the steel wire rope bypasses the roller and is connected to the middle part of the winding frame, and the input end of the driving motor is electrically connected with the output end of an external power supply;
the bottom surface of the bottom cover is adhered with a heat insulation film, both ends of the bottom surface of the bottom cover are embedded with air supply fans, the middle part of the bottom end of the bottom cover is uniformly provided with exhaust holes, and dust filtering nets are arranged at one end of each air supply fan and inside each exhaust hole;
and the bottom end of the bottom cover is provided with a lubrication oiling assembly.
Preferably, a plurality of roller frames are far away from the bottom cover one end and are all fixedly arranged at the bottom end of the differential absorption laser radar body, and a plurality of roller frames are all positioned at the same round edge.
Preferably, folding grooves are formed in the positions, corresponding to gaps between adjacent metal sheets, of the plastic film, and the length of each metal sheet is equal to the width of the plastic film.
Preferably, the lubricating oiling component comprises an oil through groove, a sponge sleeve, an oil through hole, a crude cotton sliver, a connecting pipe, an oil tank, a sponge strip, an oil plug and a sealing ring;
the utility model discloses a novel oil tank, including the spool, lead to the oil groove and offer in the spool bottom, the inside wire winding position department of spool cup joints the sponge sleeve pipe, the inside wire winding position department that is close to sponge sleeve pipe inner wall department of spool evenly has offered the oil penetration hole, the inside thick silver of having placed of oil penetration hole, it is connected with the connecting pipe to lead to the oil groove bottom, the connecting pipe runs through end cover and connects the oil tank, it has all placed the sponge strip to lead to oil groove and connecting pipe inside, oil tank bottom mid-mounting has the oil plug, the oil tank top is close to end cover department and bonds there is the sealing ring.
Preferably, lubricating oil is filled in the oil tank, the depth of the oil penetration hole is equal to the length of the crude cotton sliver, and two ends of the crude cotton sliver are respectively contacted with the sponge sleeve and the sponge strip.
Preferably, an adjusting component is arranged at the bottom end of the differential absorption laser radar body, and comprises a main hydraulic rod, an auxiliary hydraulic rod, a turntable, a base, a sealing rubber ring, an adjusting hydraulic rod and a level bar;
the main hydraulic rod top is rotated and is installed in end shield bottom middle part one side, the vice hydraulic stem is installed to end shield bottom middle part opposite side, main hydraulic stem and vice hydraulic stem are all installed in the revolving stage top, the base has been cup jointed to the revolving stage outside bottom, base and revolving stage junction bond has sealed rubber ring, the inside bottom evenly distributed of base has the regulation hydraulic stem, it connects in the revolving stage bottom all to adjust the hydraulic stem top through the universal joint, the even level bar that has inlayed in revolving stage top edge.
Preferably, the inner wall and the outer wall of the sealing rubber ring are respectively adhered to the edge of the bottom end of the rotary table and the top end of the base, and the thickness of the middle part of the longitudinal section of the sealing rubber ring is larger than that of two sides.
Preferably, the bottom end of the base is sleeved with a positioning support assembly, and the positioning support assembly comprises a support ring, a storage groove, a rhombic groove, a quadrangular prism, an adjusting screw, a bottom plate, a sliding groove, a support tube and a support spring;
the support ring cup joints in base bottom edge, the storage tank has evenly been seted up to the support ring bottom, the diamond-shaped groove has been seted up at storage tank top surface middle part, diamond-shaped inslot slidable mounting has the quadrangular, adjusting screw is installed in quadrangular top rotation, adjusting screw passes through screw thread through connection support ring, quadrangular bottom corresponds storage tank inside position department welding has the bottom plate, the sliding tray has evenly been seted up to the bottom plate bottom surface, sliding tray inside slidable mounting has the support stay tube, the inside bottom welding support spring of stay tube connects in the inside top of sliding tray.
Preferably, the receiving groove engages with the bottom plate, and the sliding groove engages with the support pipe.
Preferably, the bottom ends of the supporting tubes are sleeved with replacement cushion blocks.
Compared with the prior art, the invention has the beneficial effects that: the invention has scientific and reasonable structure and safe and convenient use;
1. the expansion reflection assembly is arranged, when information is received, the winding frame is driven to rotate through the driving motor, the steel wire rope is pulled to be wound or unwound, the connecting spring is contracted and elongated at the moment, the metal sheet is pushed to move, and then the angle of the reflection film outside the plastic film is changed, so that the laser radar body is absorbed by difference through reflection to receive more information, required data is obtained rapidly, and the overall processing efficiency of the information is improved.
2. Be provided with thermal-insulated membrane, fan and exhaust hole, send into external air through the fan and carry out the heat dissipation to the space department between difference absorption laser radar body and the end cover, the air through the heat exchange is discharged from the exhaust hole, reduces the temperature of radar, and end cover plays the guard action simultaneously, guarantees radar normal operating.
3. Be provided with lubricated oiling subassembly, add lubricating oil in to the oil tank, lubricating oil wets sponge strip, thick silver and sponge sleeve pipe in proper order, carries lubricating oil, and in the use, wire rope constantly extrudees the sponge sleeve pipe, extrudes lubricating oil a small amount, wets wire rope, and through capillary phenomenon, lubricating oil flows along wire rope's tiny gap, and smooth and easy when guaranteeing wire rope slip guarantees to enlarge reflection assembly normal operating in the rust-proof.
In summary, the electromagnetic wave is reflected by the reflecting film of the expansion reflecting assembly, so that the differential absorption laser radar body is convenient to receive more information through reflection, the heat insulating film, the air supply fan, the air exhaust hole and the lubrication oiling assembly assist in expanding the reflecting assembly, smooth operation of the expansion reflecting assembly is ensured, and the use is more convenient.
4. Be provided with adjusting part, after the installation is put the radar, adjust the revolving stage of installing the radar jointly through main hydraulic stem, vice hydraulic stem and a plurality of regulation hydraulic stems, change the inclination of revolving stage, rethread horizon rule confirms whether put the level, and a plurality of devices operate simultaneously to reach the best effect of putting.
5. Be provided with location supporting component, when putting, the supporting ring bottom surface contact ground, if the ground is rugged, then rotate adjusting screw, promote the bottom plate and move down, the stay tube passes through supporting spring's effect this moment, the pit extension on cooperation ground, perhaps the protruding shrink on cooperation ground, it is better with ground laminating effect, prevent to put the time slip, put more stably, guarantee the stability of radar during operation.
In conclusion, utilizing location supporting component and adjustment subassembly, the device is better with ground laminating effect, prevents to put the time slip, and adjustment subassembly adjustment radar's angle and position are until the level, make things convenient for the radar to carry out normal work, and the cooperation enlarges reflection subassembly and lubricated assembly combined action of refueling reaches best adjustment result of use.
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 a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of an enlarged reflective assembly according to the present invention;
FIG. 3 is a schematic view of the structure of area A of FIG. 2 in accordance with the present invention;
FIG. 4 is a schematic illustration of the structure of the lubrication assembly of the present invention;
FIG. 5 is a schematic view of the installation structure of the sponge sleeve of the present invention;
FIG. 6 is a schematic view of the structure of the area B of FIG. 5 according to the present invention;
FIG. 7 is a schematic view of the structure of the adjustment assembly of the present invention;
FIG. 8 is a schematic view of the positioning support assembly of the present invention;
reference numerals in the drawings: 1. a differential absorption lidar body;
2. enlarging the reflective assembly; 201. a bottom cover; 202. a folding cover; 203. a plastic film; 204. a metal sheet; 205. a reflective film; 206. a connecting spring; 207. a wire rope; 208. a roller frame; 209. a roller; 210. a driving motor; 211. a bobbin; 212. a heat insulating film; 213. a blowing fan; 214. an exhaust hole; 215. a dust filtering net;
3. a lubrication oiling assembly; 301. oil through grooves; 302. a sponge sleeve; 303. oil penetration holes; 304. a tampon; 305. a connecting pipe; 306. an oil tank; 307. a sponge strip; 308. an oil plug; 309. a seal ring;
4. an adjustment assembly; 401. a main hydraulic rod; 402. an auxiliary hydraulic rod; 403. a turntable; 404. a base; 405. sealing rubber rings; 406. adjusting a hydraulic rod; 407. a level bar;
5. positioning the support assembly; 501. a support ring; 502. a storage groove; 503. a diamond-shaped groove; 504. a quadrangular prism; 505. adjusting a screw; 506. a bottom plate; 507. a sliding groove; 508. a support tube; 509. and a support spring.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
Examples: as shown in fig. 1-8, the invention provides a technical scheme of a multi-angle differential absorption device based on a laser radar, which comprises a differential absorption laser radar body 1, wherein an expansion reflection assembly 2 is arranged on the outer side of the differential absorption laser radar body 1, and the expansion reflection assembly 2 comprises a bottom cover 201, a folding cover 202, a plastic film 203, a metal sheet 204, a reflection film 205, a connecting spring 206, a steel wire rope 207, a roller frame 208, a roller 209, a driving motor 210, a winding frame 211, a heat insulation film 212, an air supply fan 213, an exhaust hole 214 and a dust filtering net 215;
the expanding reflection assembly 2 comprises a bottom cover 201, the bottom cover 201 is sleeved at the bottom end of the differential absorption laser radar body 1, a folding cover 202 is adhered to the edge position of the top end of the bottom cover 201, a plastic film 203 is adhered to the edge position of the top end of the folding cover 202, a metal sheet 204 is uniformly adhered to the bottom end of the plastic film 203, folding grooves are formed in the gaps between the plastic film 203 and adjacent metal sheets 204, the length of the metal sheet 204 is equal to the width of the plastic film 203, the plastic film 203 is convenient to bend, a reflection film 205 is adhered to the top surface of the plastic film 203, a connecting spring 206 is spot-welded at the middle part of one end of the metal sheet 204, one end, far away from the metal sheet 204, of the connecting spring 206 is welded on the inner wall of the bottom cover 201, a steel wire rope 207 is connected with the middle part of the bottom surface of the metal sheet 204, roller frames 208 are uniformly welded on the middle part of the inner wall of the bottom cover 201, one end, a plurality of roller frames 208 are uniformly arranged on the same round edge, so that when the steel wire rope 207 is pulled, the roller frames 208 are uniformly arranged on the same round edge, rollers 209 are arranged, a driving motor 210 is arranged at the middle part of the bottom end of the differential absorption laser radar body 1, a driving motor 210 is electrically connected with one end of the driving motor 211 by the middle part of the driving motor, and the driving motor 210 is electrically connected with one end 211;
the bottom surface of the bottom cover 201 is adhered with a heat insulation film 212, both ends of the bottom surface of the bottom cover 201 are embedded with air supply fans 213, the middle part of the bottom end of the bottom cover 201 is uniformly provided with exhaust holes 214, and one end of each air supply fan 213 and the inside of each exhaust hole 214 are provided with dust filtering nets 215;
the bottom end of the bottom cover 201 is provided with a lubrication oiling assembly 3.
The lubrication oiling assembly 3 comprises an oil groove 301, a sponge sleeve 302, an oil penetration hole 303, a crude cotton sliver 304, a connecting pipe 305, an oil tank 306, a sponge strip 307, an oil plug 308 and a sealing ring 309;
the oil through groove 301 is formed in the bottom end of the winding frame 211, the sponge sleeve 302 is sleeved at the winding position inside the winding frame 211, oil through holes 303 are uniformly formed in the winding position inside the winding frame 211 and close to the inner wall of the sponge sleeve 302, coarse cotton silver 304 is placed inside the oil through holes 303, the bottom end of the oil through groove 301 is connected with a connecting pipe 305, the connecting pipe 305 penetrates through the bottom cover 201 to be connected with an oil tank 306, sponge strips 307 are placed inside the oil through groove 301 and the connecting pipe 305, lubricating oil is filled inside the oil tank 306, the depth of the oil through holes 303 is equal to the length of the coarse cotton silver 304, two ends of the coarse cotton silver 304 are respectively contacted with the sponge sleeve 302 and the sponge strips 307, lubricating oil is conveniently sucked, an oil plug 308 is arranged at the middle part of the bottom end of the oil tank 306, and a sealing ring 309 is bonded at the position of the top end of the oil tank 306 close to the bottom cover 201.
An adjusting component 4 is arranged at the bottom end of the differential absorption laser radar body 1, and the adjusting component 4 comprises a main hydraulic rod 401, a secondary hydraulic rod 402, a rotary table 403, a base 404, a sealing rubber ring 405, an adjusting hydraulic rod 406 and a horizontal ruler 407;
the main hydraulic rod 401 top rotates and installs in bottom cover 201 bottom middle part one side, the vice hydraulic rod 402 is installed to bottom cover 201 bottom middle part opposite side, main hydraulic rod 401 and vice hydraulic rod 402 are all installed in the revolving stage 403 top, base 404 has been cup jointed to the revolving stage 403 outside bottom, base 404 and revolving stage 403 junction bond has sealed rubber ring 405, sealed rubber ring 405 inner wall and outer wall bond respectively in revolving stage 403 bottom edge and base 404 top, sealed rubber ring 405 longitudinal section middle part thickness is greater than both sides thickness, the revolving stage 403 activity of being convenient for, the inside bottom evenly distributed of base 404 has the regulation hydraulic rod 406, it all connects in the revolving stage 403 bottom through the universal joint to adjust hydraulic rod 406 top, the level bar 407 has evenly been inlayed to revolving stage 403 top edge.
The bottom end of the base 404 is sleeved with a positioning support assembly 5, and the positioning support assembly 5 comprises a support ring 501, a storage groove 502, a diamond-shaped groove 503, a quadrangular prism 504, an adjusting screw 505, a bottom plate 506, a sliding groove 507, a support pipe 508 and a support spring 509;
the supporting ring 501 cup joints in base 404 bottom edge, evenly set up storage tank 502 in the bottom of supporting ring 501, storage tank 502 top surface middle part has been seted up diamond groove 503, diamond groove 503 inside slidable mounting has quadrangular 504, quadrangular 504 top rotates and installs adjusting screw 505, adjusting screw 505 passes through threaded through connection supporting ring 501, quadrangular 504 bottom corresponds storage tank 502 inside position department welding bottom plate 506, sliding tray 507 has evenly been seted up to bottom plate 506 bottom surface, sliding tray 507 inside slidable mounting has support stay tube 508, storage tank 502 agrees with bottom plate 506, sliding tray 507 agrees with stay tube 508, be convenient for mounting bottom plate 506 and stay tube 508, replacement cushion has been cup jointed to a plurality of stay tube 508 bottom, be convenient for replace the cushion according to ground situation, in order to reach better fixed effect, the inside bottom welding support spring 509 of stay tube 508 is connected in the inside top of sliding tray 507.
The working principle and the using flow of the invention are as follows: placing the differential absorption laser radar body 1 on the ground, when placing, the bottom surface of the supporting ring 501 contacts the ground, if the ground is rugged and easy to shake after placing, the adjusting screw 505 is rotated, the adjusting screw 505 pushes the quadrangular prism 504 to slide in the diamond-shaped groove 503, the bottom plate 506 is pushed to move downwards and separate from the storage groove 502, at the moment, the supporting pipe 508 is matched with the pit extension of the ground or the bulge contraction of the ground through the action of the supporting spring 509 until the bottom end of the supporting pipe 508 contacts the ground, the effect of attaching with the ground is better, and the rest adjusting screws 505 are sequentially rotated until the placement is stable, the sliding during placing is prevented, the placement is more stable, and the stability of the radar during working is ensured;
after the radar is arranged, the main hydraulic rod 401 and the auxiliary hydraulic rod 402 are started simultaneously to push the differential absorption laser radar body 1 to move, change angles, and the plurality of adjusting hydraulic rods 406 are started in sequence to push the turntable 403 to incline for multiple times until bubbles in the level bar 407 are at the right center and adjust the level, and the optimal arrangement effect is achieved through the common adjustment of the main hydraulic rod 401, the auxiliary hydraulic rod 402 and the plurality of adjusting hydraulic rods 406;
when information is received, the winding frame 211 is driven to rotate by the driving motor 210, the steel wire rope 207 is pulled to wind or unwind, at the moment, the steel wire rope 207 slides along the outer side of the roller 209 in the roller frame 208, the metal sheet 204 is pulled to move, the connecting spring 206 is contracted and elongated along with the steel wire rope, the angle of the reflecting film 205 on the outer side of the plastic film 203 is changed, the reflecting film 205 is a silver-plated film, more information waves are reflected by the reflecting film 205, and the information waves are transmitted to an information receiving position, so that the differential absorption laser radar body 1 can receive more information through reflection, required data can be obtained quickly, and the overall processing efficiency of the information is improved;
the heat insulation film 212 is an aluminized film, external air is sent into a gap between the differential absorption laser radar body 1 and the bottom cover 201 through the air sending fan 213 to dissipate heat, the air subjected to heat exchange is discharged from the air outlet 214, the temperature of the radar is reduced, and the bottom cover 201 plays a protective role at the same time, so that the normal operation of the radar is ensured;
adding lubricating oil into the oil tank 306, sequentially soaking the sponge strip 307, the crude cotton strip 304 and the sponge sleeve 302 by the lubricating oil, conveying the lubricating oil, continuously extruding the sponge sleeve 302 by the steel wire rope 207 in the use process of the enlarged reflection assembly 2, extruding a small amount of the lubricating oil, soaking the steel wire rope 207, enabling the lubricating oil to flow along a tiny gap of the steel wire rope 207 through capillary phenomenon, ensuring smoothness of the steel wire rope 207 during sliding and ensuring normal operation of the enlarged reflection assembly 2 while preventing rust;
utilize location supporting component 5 and adjustment subassembly 4, the device is better with ground laminating effect, prevents to slide when putting, and angle and position until the level of adjustment subassembly 4 adjustment radar make things convenient for the radar to carry out normal work, and the cooperation enlarges reflection subassembly 2 and lubricated oiling subassembly 3 combined action, reaches the best adjustment result of use.
Finally, it should be noted that: the foregoing is merely a preferred example 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 (10)
1. Multi-angle difference absorbing device based on laser radar, including difference absorption laser radar body (1), its characterized in that: an expansion reflection assembly (2) is arranged on the outer side of the differential absorption laser radar body (1), and the expansion reflection assembly (2) comprises a bottom cover (201), a folding cover (202), a plastic film (203), a metal sheet (204), a reflection film (205), a connecting spring (206), a steel wire rope (207), a roller frame (208), a roller (209), a driving motor (210), a winding frame (211), a heat insulation film (212), an air supply fan (213), an exhaust hole (214) and a dust filtering net (215);
the enlarging reflection assembly (2) comprises a bottom cover (201), the bottom cover (201) is sleeved at the bottom end of the differential absorption laser radar body (1), a folding cover (202) is adhered to the edge of the top end of the bottom cover (201), a plastic film (203) is adhered to the edge of the top end of the folding cover (202), a metal sheet (204) is uniformly adhered to the bottom end of the plastic film (203), a reflection film (205) is adhered to the top surface of the plastic film (203), a connecting spring (206) is spot-welded at the middle part of one end of the metal sheet (204), a wire rope (207) is connected to the middle part of the bottom surface of the metal sheet (204), a roller frame (208) is uniformly welded at the middle part of the inner wall of the bottom cover (201), a roller (209) is arranged at the middle part of the roller frame (208) through a rotating shaft, a driving motor (210) is arranged at the middle part of the bottom end of the differential absorption laser radar body (1), a roller (211) is arranged at the output end of the driving motor (210), one end of the wire rope (207) is far away from the metal sheet (204) and is electrically connected with the output end of the driving motor (211) through the roller frame (209);
the bottom surface of the bottom cover (201) is adhered with a heat insulation film (212), both ends of the bottom surface of the bottom cover (201) are embedded with air supply fans (213), exhaust holes (214) are uniformly formed in the middle of the bottom end of the bottom cover (201), and dust filtering nets (215) are arranged at one end of each air supply fan (213) and inside each exhaust hole (214);
the bottom end of the bottom cover (201) is provided with a lubrication oiling component (3).
2. The multi-angle differential absorption device based on the laser radar according to claim 1, wherein one end, far away from the bottom cover (201), of a plurality of roller frames (208) is fixedly installed at the bottom end of the differential absorption laser radar body (1), and the plurality of roller frames (208) are all located at the same round edge.
3. The multi-angle differential absorption device based on the laser radar according to claim 1, wherein folding grooves are formed in the plastic film (203) corresponding to gaps between adjacent metal sheets (204), and the length of each metal sheet (204) is equal to the width of the plastic film (203).
4. The multi-angle differential absorption device based on laser radar according to claim 1, wherein the lubrication oiling assembly (3) comprises an oil groove (301), a sponge sleeve (302), an oil penetration hole (303), a crude cotton sliver (304), a connecting pipe (305), an oil tank (306), a sponge strip (307), an oil plug (308) and a sealing ring (309);
oil drain groove (301) are offered in bobbin (211) bottom, inside wire winding position department of bobbin (211) cup joints sponge sleeve pipe (302), inside wire winding position of bobbin (211) is close to sponge sleeve pipe (302) inner wall department and evenly has offered oil penetration hole (303), inside coarse silver (304) of having placed in oil penetration hole (303), oil drain groove (301) bottom is connected with connecting pipe (305), connecting pipe (305) run through bottom cover (201) and connect oil tank (306), sponge strip (307) have all been placed to oil drain groove (301) and connecting pipe (305) inside, oil tank (306) bottom mid-mounting has oil plug (308), oil tank (306) top is close to bottom cover (201) department and bonds there is sealing ring (309).
5. The multi-angle differential absorption device based on the laser radar according to claim 4, wherein the oil tank (306) is internally filled with lubricating oil, the depth of the oil penetration hole (303) is equal to the length of the cotton sliver (304), and two ends of the cotton sliver (304) are respectively contacted with the sponge sleeve (302) and the sponge strip (307).
6. The multi-angle differential absorption device based on the laser radar according to claim 1, wherein an adjusting component (4) is installed at the bottom end of the differential absorption laser radar body (1), and the adjusting component (4) comprises a main hydraulic rod (401), a secondary hydraulic rod (402), a turntable (403), a base (404), a sealing rubber ring (405), an adjusting hydraulic rod (406) and a level bar (407);
the main hydraulic rod (401) top is rotated and is installed in end cover (201) bottom middle part one side, vice hydraulic rod (402) are installed to end cover (201) bottom middle part opposite side, main hydraulic rod (401) and vice hydraulic rod (402) are all installed on revolving stage (403) top, base (404) have been cup jointed to revolving stage (403) outside bottom, base (404) and revolving stage (403) junction bonding have sealed rubber ring (405), inside bottom evenly distributed of base (404) has regulation hydraulic rod (406), regulation hydraulic rod (406) top is all connected in revolving stage (403) bottom through the universal joint, evenly inlay on revolving stage (403) top edge has horizon rule (407).
7. The multi-angle differential absorption device based on the laser radar according to claim 6, wherein the inner wall and the outer wall of the sealing rubber ring (405) are respectively adhered to the bottom edge of the turntable (403) and the top end of the base (404), and the thickness of the middle part of the longitudinal section of the sealing rubber ring (405) is larger than the thickness of two sides.
8. The multi-angle differential absorption device based on the laser radar according to claim 6, wherein a positioning support assembly (5) is sleeved at the bottom end of the base (404), and the positioning support assembly (5) comprises a support ring (501), a storage groove (502), a diamond groove (503), a quadrangular prism (504), an adjusting screw (505), a bottom plate (506), a sliding groove (507), a support tube (508) and a support spring (509);
support ring (501) cup joints in base (404) bottom edge, accomodate groove (502) have evenly been seted up to support ring (501) bottom, accomodate groove (503) have been seted up at groove (502) top surface middle part, diamond groove (503) inside slidable mounting has quadrangular (504), adjusting screw (505) are installed in quadrangular (504) top rotation, adjusting screw (505) are through screw thread through connection support ring (501), quadrangular (504) bottom corresponds to accomodate groove (502) inside position department welding has bottom plate (506), sliding tray (507) have evenly been seted up to bottom plate (506) bottom surface, sliding tray (507) inside slidable mounting has support stay tube (508), inside bottom welding support spring (509) of stay tube (508) are connected in the inside top of sliding tray (507).
9. The multi-angle differential absorption device based on lidar according to claim 8, wherein the receiving groove (502) engages with a bottom plate (506), and the sliding groove (507) engages with a support tube (508).
10. The multi-angle differential absorption device based on the laser radar according to claim 8, wherein the bottom ends of a plurality of supporting pipes (508) are sleeved with replacement cushion blocks.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109031342A (en) * | 2017-06-10 | 2018-12-18 | 秦泓怡 | Ozone sounding Difference Absorption quantum laser radar installations based on single Raman pipe |
| CN109521440A (en) * | 2018-12-11 | 2019-03-26 | 安徽优思天成智能科技有限公司 | It is a kind of can multi-angle regulation differential absorption lidar |
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| US7724788B2 (en) * | 2008-03-26 | 2010-05-25 | Itt Manufacturing Enterprises, Inc. | Wavelength-agile laser transmitter using optical parametric oscillator |
| DE102017115710A1 (en) * | 2017-07-12 | 2019-02-07 | Airbus Defence and Space GmbH | LIDAR arrangement and lidar method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109031342A (en) * | 2017-06-10 | 2018-12-18 | 秦泓怡 | Ozone sounding Difference Absorption quantum laser radar installations based on single Raman pipe |
| CN109521440A (en) * | 2018-12-11 | 2019-03-26 | 安徽优思天成智能科技有限公司 | It is a kind of can multi-angle regulation differential absorption lidar |
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