CN117629689B - Sampling device and system for omnibearing detection of rapid aircraft - Google Patents
Sampling device and system for omnibearing detection of rapid aircraft Download PDFInfo
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- CN117629689B CN117629689B CN202311736612.2A CN202311736612A CN117629689B CN 117629689 B CN117629689 B CN 117629689B CN 202311736612 A CN202311736612 A CN 202311736612A CN 117629689 B CN117629689 B CN 117629689B
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- 238000005070 sampling Methods 0.000 title claims abstract description 95
- 238000001514 detection method Methods 0.000 title claims abstract description 35
- 239000013535 sea water Substances 0.000 claims abstract description 53
- 230000005855 radiation Effects 0.000 claims abstract description 26
- 238000009434 installation Methods 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000000926 separation method Methods 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims 1
- 230000008859 change Effects 0.000 abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 18
- 230000008569 process Effects 0.000 description 16
- 230000009471 action Effects 0.000 description 7
- 230000002159 abnormal effect Effects 0.000 description 5
- 238000011084 recovery Methods 0.000 description 5
- 238000007599 discharging Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 241000251468 Actinopterygii Species 0.000 description 3
- 230000005856 abnormality Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000006355 external stress Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U20/00—Constructional aspects of UAVs
- B64U20/80—Arrangement of on-board electronics, e.g. avionics systems or wiring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U10/00—Type of UAV
- B64U10/10—Rotorcrafts
- B64U10/13—Flying platforms
- B64U10/14—Flying platforms with four distinct rotor axes, e.g. quadcopters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/44—Constructional details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/44—Constructional details
- B65H75/48—Automatic re-storing devices
- B65H75/486—Arrangements or adaptations of the spring motor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U2101/00—UAVs specially adapted for particular uses or applications
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Aviation & Aerospace Engineering (AREA)
- Physics & Mathematics (AREA)
- Remote Sensing (AREA)
- Mechanical Engineering (AREA)
- Molecular Biology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Chemical & Material Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Spectroscopy & Molecular Physics (AREA)
- High Energy & Nuclear Physics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to the technical field of aircraft detection, in particular to a sampling device and a sampling system for an omnibearing detection rapid aircraft, comprising an aircraft body, a motor and an aerial radiation detector, wherein the aerial radiation detector is fixedly arranged at the bottom of the aircraft body; still including sending rope subassembly, sampling rod and escapement subassembly, the motor output passes through the driving gear drive and sends rope subassembly, it has the rope to send the reel in the rope subassembly, rope bottom fixedly connected with sampling rod, sliding mounting has the sample bottle in the sampling rod, the sample bottle will wait to detect the sea water and carry the simple and easy detector of rope subassembly bottom installation to detect through the traction of rope, send the rope subassembly to change the travel speed of rope through the block of escapement subassembly.
Description
Technical Field
The invention relates to the technical field of aircraft detection, in particular to a sampling device and a sampling system for an omnibearing detection rapid aircraft.
Background
The unmanned aerial vehicle is widely applied to society at present, plays an important role in military, civil, commercial and scientific research and the like, and is an important direction of the research and development of the unmanned aerial vehicle at present, and the unmanned aerial vehicle can go deep into dangerous areas for detection when performing scientific research work, so that accidents of personnel are avoided, and a device for related scientific research is arranged on the unmanned aerial vehicle for detection.
When the unmanned aerial vehicle is used for carrying out radiation monitoring on sea areas in a certain range, the unmanned aerial vehicle is used for carrying out sea area radiation rapid detection by using a loaded aerial radiation detector, when the unmanned aerial vehicle detects that the radiation content in the sea areas is abnormal, signals are transmitted to a station, a professional or a sampling unmanned aerial vehicle is sent out to the station for carrying out seawater sampling after information is acquired, then the seawater component is specifically analyzed to determine the cause of the seawater abnormality and prevent the seawater abnormality, however, because the climate in the deep sea is unstable, the condition of large fluctuation amplitude of wind waves exists, and at the moment, the rope is lowered too quickly to enable the rope to swing greatly under the action of the wind waves, so that stable sampling is difficult to realize.
When the rope descends too fast, the sampling rod is in a weightlessness state at this moment, under the action of wind force, the sampling rod swings along with the speed brought by wind force, the force can be transmitted to the rope, and then the rope drives the aircraft to move along with the wind off direction, and because the wind force action is large, the aircraft is easy to fall down at this moment, in addition, the rope can lead to the sampling bottle to fall into the water at a relatively high speed when descending too fast, and the water surface can oscillate under the impact, so that the water content of the place is influenced, and the accuracy of sampling is further influenced.
Based on this, through detecting sea wind speed among the prior art, and then putting down the rope again when waiting for the wind speed to be suitable, realize the sampling to improve sampling accuracy, but fail to solve the rope and descend the too fast unstable problem of aircraft and sampling that causes of speed.
In order to solve the problem, the invention designs a sampling device and a sampling system for omnibearing detection of a rapid aircraft.
Disclosure of Invention
The sampling device and the sampling system for the omnibearing detection rapid aircraft limit the descending speed of the rope by means of escapement clamping, so that the problem of excessively high descending speed of the rope is solved.
The invention provides a sampling device for an omnibearing detection rapid aircraft, which comprises an aircraft body, a motor and an aerial radiation detector, wherein the aerial radiation detector is fixedly arranged at the bottom of the aircraft body; the air radiation detector is used for detecting diffuse nuclear radiation substances in the air, and detecting different air quality above an abnormal sea area, so as to perform preliminary judgment on the sea area; still including sending rope subassembly, sample pole and escapement subassembly, motor output passes through the drive gear drive and sends rope subassembly, and motor accessible mounting bracket is installed in the aircraft is originally internal, it has the rope to send the rope to coil in the rope subassembly, rope bottom fixedly connected with sample pole, through rope pulling and sample pole, and then drive the sample bottle sample, sliding mounting has the sample bottle in the sample pole, the sample bottle is carried the sea water that will wait to detect to send the simple and easy detector of rope subassembly bottom installation through the traction of rope and is detected, and simple and easy detector can carry out the initial detection of sample to the water on the sea, and then knows send the rope subassembly to change the travel speed of rope through the block of escapement subassembly.
Preferably, send the rope subassembly to include rope, simple and easy detector, receive the rope box, receive rope post, fixed column, ratchet, drive gear, stopper, annular slab, driven tooth, drive gear, lug and escape wheel, fixed column fixed mounting is in the aircraft is originally internal, the fixed column is hollow structure, the ratchet is installed at the fixed column top, ratchet and the interior receipts rope post fixed connection of fixed column, receive rope post and receive rope box intercommunication, receive the innermost fixed mounting of rope box on the fixed column, receive the rope box and be the wind spring form, simple and easy detector installs in receiving rope box bottom, the rope is reeled in receiving rope box and receipts rope post, motor one end is kept away from to the rope and is connected with the sampling rod, the escape wheel is located receiving rope box outside, the escape wheel is rotated with simple and is connected with the simple and easy detector through the mounting bracket, annular slab fixed connection is at the top of escape wheel, offer driven tooth in the escape wheel, driven tooth and driving gear meshing, the driven tooth department installs the motor, the drive gear is installed at the same axis of rotation of the motor, the ratchet is installed to be stopped when the stopper is received to the rotation position at the fixed rope box.
Preferably, the escapement assembly comprises a fixed ring, a locking block, a rotary table, a shifting block, a balance spring, an escapement fork, a feeding shoe and a discharging shoe, wherein the fixed ring and the rotary table are all installed inside an aircraft body, the rotary table is rotationally connected with the aircraft body, the shifting block is fixedly installed on the rotary table, the shifting block is positioned at one end of the escapement fork, the feeding shoe and the discharging shoe are installed at one end of the escapement fork far away from the shifting block, the feeding shoe and the discharging shoe are arranged between gear teeth of an escapement wheel, the center position of the balance spring is fixedly installed at the bottom of the rotary table, and the balance spring is fixedly connected with the locking block which is arranged on the fixed ring at one end far away from the center, and the locking shoe is fixedly connected with the fixed ring.
Preferably, the junction of stopper and escape wheel is divided into connecting portion and separating portion, connecting portion are connected for rotating, the escape wheel is located separating portion department and has seted up the arc wall, the stopper is located separating portion department and has seted up the arc piece, the arc piece is sealed installation with the arc wall initially, and then realizes relative vacuum, further slows down stopper restoring velocity, and then reduces the vibration of escape wheel.
Preferably, the top of the limiting block is rotatably provided with a rotating rod, one end, far away from the limiting block, of the rotating rod is provided with a supporting piece, the top of the rope collecting box is provided with an opening, and the supporting piece is arranged in the rope collecting box and is in contact with the rope, so that trowelling of the rope is realized.
Preferably, the sampling rod is divided into a telescopic section and a storage section, the telescopic section is in sliding connection with the storage section, a clamping block is fixedly connected to the inner side of the storage section, and the top of the telescopic section is made of rubber.
Preferably, the upper section floating plate of the sampling rod is arranged to be streamline, a through wind hole is formed in the bottom surface of the floating plate, the surface tension of the streamline balance floating plate and seawater is regulated and controlled, the lifting speed of the aircraft body is regulated and controlled, the wind hole changes the seawater from sliding along the streamline into sliding vertically, the lifting force of the aircraft body is enhanced by the floating plate streamline, the seawater slides along the streamline cambered surface, the seawater is prevented from accumulating and corroding the sampling rod and the aircraft body, the floating plate is controlled to rotate by the swing of the swing section of the sampling rod, the aircraft body is further stabilized for the wave direction and the size, the aircraft body is further prevented from falling due to wave impact, the wind hole shunts sea wind, the aircraft body is prevented from falling due to overlarge shaking amplitude caused by frequent change of the lifting force, and meanwhile the wind hole can reduce the impact of sea waves on the floating plate, so that the wave water flows away along the wind hole.
Preferably, the surface is collected to the sample bottle bottleneck sets up to wavy, wavy change sample bottle and the area of contact of sea water, wavy can make the sea water stay in the pit for a short time, only can collect a small amount of sea water after avoiding the sea water to increase the water intaking speed of sea water sampling, wavy bottleneck can effectively collect mixed sea water simultaneously, makes the sea water of collecting more representative, obtains even sea water.
Preferably, the crane is provided with the clamping block, the clamping block cross section is the side trapezoid, clamping block both sides hypotenuse is the arc to can slide in smoothly when realizing the sample bottle gliding to the crane, and can progressively reduce the pressurized area when guaranteeing the sample bottle roll-off, clamping block arc limit progressively increases the clamping area of crane to the sample bottle, thereby realizes the clamping of clamping block to the sample bottle, avoids falling down the sample bottle and drops and cause the collision when the process, damages when leading to the sample bottle to sample.
Preferably, a sampling system for detecting a rapid aircraft in all directions comprises one or more sampling devices, wherein the sampling devices comprise a plurality of sampling bottles, the number of the sampling bottles is equal to the number of the required detection sea areas of a single aircraft, a simple detector is correspondingly arranged above the sampling bottles, the aircraft realizes primary detection in the working process, and further the suspected nuclear radiation sea areas are analyzed.
The beneficial effects of the invention are as follows:
1. According to the sampling device for the omnibearing detection rapid aircraft, through the cooperation of the escape wheel and the rope collecting box, the rope is paid off along with the rotating speed of the escape wheel when being released, and meanwhile, the rope is smoothed, so that the stability of rope release is realized, the condition that severe weather cannot be collected is overcome, and the accuracy of sampling is improved.
2. According to the sampling device for the omnibearing detection rapid aircraft, the sampling rod can swing at the same frequency along with sea waves during sampling, so that the up-and-down shaking amplitude of the sampling bottle is reduced, the repeated collection of sea water is realized, and the actual situation that the sea water is too fast to collect and cannot be detected in the sea area is avoided.
3. According to the sampling system of the omnibearing detection rapid aircraft, provided by the invention, by setting a plurality of sampling devices, the instant detection and collection of a plurality of sea areas are realized, the suspected nuclear radiation substances are found, a signal is fed back, the coordinate positions are recorded through a radar, and if the coordinate positions are not detected preliminarily, the collected seawater sample is returned to the center for detection and replacement.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will briefly explain the drawings required for the embodiments or the prior art description, and it is obvious that the drawings in the following description are one embodiment of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is an overall isometric view of the present invention;
FIG. 2 is a front cross-sectional view of the present invention;
FIG. 3 is an enlarged view at A in FIG. 2;
FIG. 4 is a mating view of the present invention rope feed assembly and escapement assembly;
FIG. 5 is a partial cross-sectional view of the rope feed assembly of the present invention;
FIG. 6 is a detail view of the stopper of the present invention;
FIG. 7 is a cross-sectional view of a sample bottle of the present invention.
In the figure: 1. an aircraft body; 2. a motor; 3. an aerial radiation detector; 4. a rope feeding assembly; 41. a rope; 42. a simple detector; 43. a rope collecting box; 44. a rope collecting column; 441. a motor; 45. fixing the column; 46. a ratchet wheel; 47. a limiting block; 471. a connection part; 472. a separation section; 4721. an arc-shaped block; 473. abutting the sheet; 48. an annular plate; 481. driven teeth; 482. a transmission gear; 483. a bump; 49. an escape wheel; 491. an arc-shaped groove; 5. a sampling rod; 51. sampling bottle; 511. wave-like; 512. a funnel structure; 52. a telescoping section; 53. a storage section; 531. a clamping block; 54. a floating plate; 6. an escapement assembly; 61. a fixing ring; 611. a locking block; 62. a turntable; 63. a shifting block; 64. a hairspring; 65. a pallet fork; 651. tile feeding; 652. tile discharging; 7. a driving gear.
Detailed Description
In order to better understand the above-mentioned aspects, the following detailed description will explain the above-mentioned aspects with reference to the drawings and the specific embodiments.
As shown in fig. 1 and 3, the invention provides a sampling device for detecting a rapid aircraft in all directions, which comprises an aircraft body 1, a motor 2 and an aerial radiation detector 3, wherein the aerial radiation detector 3 is fixedly arranged at the bottom of the aircraft body 1; the air radiation detector 3 is used for detecting diffuse nuclear radiation substances in the air, and detecting different air quality above an abnormal sea area, so as to perform preliminary judgment on the sea area; still include send rope subassembly 4, sample bar 5 and escapement subassembly 6, motor 2 output passes through driving gear 7 drive and send rope subassembly 4, and motor 2 accessible mounting bracket is installed in aircraft body 1, and it only needs to make motor 2's output can drive driving gear 7 rotate can, the transmission ratio of here can be set up according to required use, it has rope 41 to send the reel in the rope subassembly 4, rope 41 bottom fixedly connected with sample bar 5, pulls sample bar 5 through rope 41, and then drives sample bottle 51 sample, slidable mounting has sample bottle 51 in sample bar 5, sample bottle 51 carries the simple and easy detector 42 of sending rope subassembly 4 bottom installation to waiting to detect the sea water through the traction of rope 41, and simple and easy detector 42 can carry out the initial detection of sample to the water on the sea, and then knows send rope subassembly 4 through the block of escapement subassembly 6 change the speed of rope 41.
Based on the protection of marine ecological environment, the seawater sample is required to be collected, the seawater sample collection has certain timeliness and regionality, the propagation speed of nuclear pollution is quicker in any situation, the process from monitoring abnormality to sampling aircraft or staff goes to sampling, the time difference exists in the process, the samples collected at different times can have different conditions, an incorrect result is obtained after detection, the risk that serious damage is caused by abnormal untimely treatment exists, in the case, the marine environment is required to be detected timely, and bad weather such as storm and the like is overcome, however, the stability of the rope 41 is greatly influenced on the collected samples in the sampling process, and the power of water flow can disturb the sampler when the paying-off speed of the rope 41 is higher, so that suspended matters and particulate matters of surrounding water bodies can not be fully mixed, and the representativeness of sampling is influenced; in addition, too fast paying-off speed may cause the sampler to be excessively filled, so that the sample is excessively watered, thereby influencing the subsequent analysis and test, while when the paying-off speed of the rope 41 is too slow, the condition of uneven water mixing may occur in the sampling process, so that the water sample in the sampler may not be representative enough, and the water quality condition of the required sampling point cannot be accurately reflected, so that it is necessary to select a uniform paying-off mode;
According to the application, the paying-off speed is regulated, so that the paying-off speed is driven to be reduced during sea water detection, the taking-up speed is improved, the influence of severe weather on the paying-off process is further reduced, the surprise fish shoal is avoided, the liquid to be sampled is not representative, and the problems that the components of the liquid sample are interfered by other substances due to the too slow recovery speed are avoided.
As shown in fig. 4 to 5, the rope feeding assembly 4 includes a rope 41, a simple detector 42, a rope receiving box 43, a rope receiving column 44, a fixed column 45, a ratchet 46, a limit block 47, a ring plate 48, a driven tooth 481 and an escape wheel 49, wherein the fixed column 45 is fixedly installed in the aircraft body 1 to support and fix, the fixed column 45 is in a hollow structure, the rope receiving column 44 is placed in the fixed column 45, the outer surface of the rope receiving column 44 is spiral, the rope 41 can be placed along the thread of the rope receiving column 44, the ratchet 46 is installed at the top of the fixed column 45, the ratchet 46 is fixedly connected with the rope receiving column 44 in the fixed column 45, a bump 483 driven by a transmission gear 482 is installed at the driven tooth 481 corresponding to the ring plate 48, and then the ratchet 46 drives the rope receiving column 44 to rotate forward, the ratchet 46 is in the prior art, i.e. during normal rotation, the ratchet 46 can shrink under the extrusion of the cam, the shrinkage is controlled by the spring, or other elastic elements are adopted, and meanwhile, the width between the ratchet 46 and the ratchet 46 cannot be driven by the cam 46 to rotate in a small gap when the cam is driven by the cam; when the rope collecting column 44 collects the rope, the motor 441 is used for collecting the rope, so that the rope 41 is quickly recovered, inaccurate detection samples caused by too low recovery speed are avoided, and the whole sampling process of the sampling rod 5, namely sampling and recovery, is realized; the rope collecting column 44 is communicated with the rope collecting box 43, the innermost side of the rope collecting box 43 is fixedly arranged on the fixed column 45, the rope collecting box 43 is in a coil spring shape, namely, the rope 41 is wound around the rope collecting box 43 while being wound around the rope collecting column 44, so that the rope 41 can be bound by the rope collecting box 43 in the releasing process, and the releasing speed of the rope 41 is further slowed down, so that the rope 41 can be uniformly released along with the escapement assembly 6;
In addition, the rope collecting box 43 is coil spring-shaped, so when the external wind force is large, the rope 41 can exert a part of force on the rope collecting box 43, the rope collecting box 43 can gather towards the middle under the action of force, and further the rope collecting box 43 can generate certain elastic deformation, the elastic deformation can offset a part of external stress, and further the inertia of the wind on the aircraft body 1 caused by the rope 41 when the wind force is large is reduced, the simple detector 42 is arranged at the bottom of the rope collecting box 43, and further after the sampling of the sampling bottle 51 is finished, the simple detector 42 can perform preliminary detection on the water quality, the rope 41 is wound in the rope collecting box 43 and the rope collecting column 44, one end of the rope 41, which is far away from the motor 441, is connected with the sampling rod 5, the end of the rope 41 is connected in a detachable fixed connection, so that the sampling rod 5 can be detached or replaced conveniently, and meanwhile, when the emergency situation occurs in the sampling rod 5 is recovered, the connection between the rope 41 and the sampling rod 5 is timely disconnected, and the aircraft body 1 is prevented from being pulled into the water by the sampling rod 5;
The escape wheel 49 is positioned at the outer side of the rope collecting box 43, the escape wheel 49 is rotationally connected with the simple detector 42 through a mounting frame, the escape wheel 49 can rotate relative to the aircraft body 1 and the rope collecting column 44, the annular plate 48 is fixedly connected at the top of the escape wheel 49, the annular plate 48 is internally provided with a driven tooth 481, the driven tooth 481 is meshed with the driving gear 7, the driving gear 7 is fixedly connected with an output shaft of the motor 2, the motor 2 can drive the driving gear 7 to rotate, the driving gear 7 drives the driven tooth 481 to rotate, the driven tooth 481 drives the converted rotating speed to the escape wheel 49, the escape wheel 49 is driven to rotate, the positions of the driving gear 7 and the motor 2 are not fixed, a worker can set the mounting position of the driving gear 7 and the motor 2 according to actual requirements, the escape wheel 49 is clamped under the action of the escape component 6, the ratchet wheel 46 is further driven to slow down in rotation speed, the moving speed of the rope 41 is ensured to be uniform, the rope 41 is further prevented from being influenced by other disturbance factors such as external fishes in the descending process, the shoal of fish is prevented from being stimulated to disturb water flow, the limiting block 47 is fixedly arranged on the inner side of the escape wheel 49, the limiting block 47 extrudes the rope receiving box 43 when the motor 2 rotates, the reaction force of the rope receiving box 43 to the rope 41 in the descending process of the rope 41 is further improved, the paying-off speed is further slowed down, the paying-off speed is prevented from being too fast, suspended matters and particles of surrounding water bodies cannot be uniformly mixed, the representativeness of sampling is further influenced, meanwhile, the sampling rod 5 is prevented from generating inertia due to too fast speed, the excessive water content of the sample is further caused, the subsequent analysis and testing are influenced, the limiting block 47 is limited by the rope receiving box 43 when the motor 2 stops rotating, so that the escapement assembly 6 is engaged, and the winding of the rope by the motor 441 is not affected under the action of the ratchet 46 and the projection 483.
As shown in fig. 4, the escapement assembly 6 includes a fixed ring 61, a locking block 611, a rotary plate 62, a shifting block 63, a balance spring 64, an escapement fork 65, an input shoe 651 and an output shoe 652, wherein the fixed ring 61 and the rotary plate 62 are both installed inside the aircraft body 1, the fixed ring 61 is in a relatively static state for installing other components in the escapement assembly 6, the rotary plate 62 is rotatably installed inside the aircraft through a connecting rod, the rotary plate 62 can rotate relative to the fixed ring 61, the rotary plate 62 is rotatably connected with the aircraft body 1, a shifting block 63 is fixedly installed on the rotary plate 62, the shifting block 63 is positioned at one end of the escapement fork 65, the position of the escapement fork 65 corresponding to the shifting block 63 is a double-inclined part, when the escapement fork 65 rotates, one inclined part contacts with the shifting block 63 to drive the rotary plate 62 to rotate, one end of the escapement fork 65, which is far from the shifting block 63, is provided with the input shoe 651 and the output shoe 652, the entering shoe 651 and the exiting shoe 652 are positioned between the gear teeth of the escape wheel 49, the center position of the hairspring 64 is fixedly arranged at the bottom of the turntable 62, the hairspring 64 is driven to rotate in the rotating process of the turntable 62, the hairspring 64 can regularly and continuously vibrate in one period under the action of elastic potential energy in the swinging process, the uniform vibration is further transmitted to the escape wheel 49, the periodic uniform rotation of the escape wheel 49 is further controlled, the escape wheel 49 transmits uniform motion to a cam through a transmission gear 482, the cam transmits the uniform motion to the ratchet 46, the ratchet 46 transmits the motion to a rope collecting post 44 connected with the ratchet 46, the release of the rope 41 is realized, the sampling rod 5 is further released, the sampling is realized, one end of the hairspring 64 far away from the center is fixedly connected with a locking block 611 arranged on the fixed ring 61, the locking block 611 is fixedly connected with the fixed ring 61, the lock block 611 is used to change the rotation of the balance spring 64 into a wobble, thereby achieving a cyclic wobble of the escapement fork 65.
The one end of the entering shoe 651 far away from the escapement fork 65 is a double inclined plane, the inclined plane inclination angle of one side facing to the moving direction of the escapement wheel 49 is the same as the inclination angle of the corresponding position of the escapement wheel 49 and is 45 degrees, so that the force of the entering shoe 651 pushing the escapement fork 65 can act on the escapement fork 65 to the maximum extent, the too small force of the entering shoe 651 is avoided, the stress of the escapement wheel 49 is uneven, and the rotation speed uniformity of the rope collecting post 44 is affected.
As shown in fig. 6, the connection portion 471 and the separation portion 472 are connected by rotation at the connection portion 471 of the stop block 47 and the escape wheel 49, the separation portion 472 of the escape wheel 49 is provided with an arc groove 491, the separation portion 472 of the stop block 47 is provided with an arc block 4721, the arc block 4721 and the arc groove 491 are initially in sealed installation, the arc block 4721 and the arc groove 491 form a vacuum area through sealed installation, when the escape wheel 49 rotates, the stop block 47 is always contacted with the rope receiving box 43, the rope receiving box 43 is coil spring-shaped, and the rope receiving box 43 also has a certain acting force on the stop block 47, when the stop block 47 is positioned at the farthest position of the rope receiving box 43, the acting force received by the stop block 47 is the largest, the stop block 47 is deformed at this time, the arc block 4721 moves in the direction separated from the arc groove 491, and the connection portion 471 only rotates around the connection portion 471, and the rope receiving box 43 is compressed, and the paying-off speed is reduced;
When the maximum point is exceeded, the stop block 47 is affected by the vacuum seal, the arcuate block 4721 moves into the arcuate slot 491, and the vacuum return is slower than the spring, thereby reducing the frequency of vibration while avoiding interference with the self-movement of the escape wheel 49, as is the case where no spring is employed.
The rope receiving box 43 is provided with a supporting piece 473 on one side far away from the center, one side of the supporting piece 473 is arranged in the rope receiving box 43 and is in contact with the rope 41, the other side of the supporting piece 473 is intermittently in contact with the limiting block 47, when the limiting block 47 extrudes the first box, the rotating rod drives the supporting piece 473 to always extrude the rope 41, so that the rope 41 is prevented from sliding too fast on one hand, the rope 41 is prevented from being leveled on the other hand, the rope 41 is prevented from being knotted to influence recovery and use, when the limiting block 47 is extruded and reset, the slowly moving shifting piece can prolong the time for supporting the rope 41, and further realize the rope 41 winding and the rope 41 leveling after multiple uses; when the rope 41 is uneven or moves too fast to cause deflection, the abutting piece 473 is pushed to move outwards, and at the moment, the limiting block 47 intermittently pushes the abutting piece 473, so that trowelling of the rope 41 is achieved.
The floating plate 54 on the fixed section of the sampling rod 5 is arranged to be streamline, the bottom surface of the floating plate 54 is provided with a penetrating wind hole, the wind hole is initially parallel to wind, the surface tension of the streamline balance floating plate 54 and sea water is not influenced by the surface tension of the sea water in the vertical direction, the ascending speed of the aircraft body 1 after the collection is improved, the ascending speed of the aircraft body 1 is regulated and controlled, meanwhile, the wind hole changes the sea water from sliding along the streamline into sliding vertically, the sea water sliding speed is accelerated, the influence of the sea water on the lifting force of the streamline is reduced, the floating plate 54 streamline enhances the lifting force of the aircraft body 1, the aircraft body 1 is prevented from falling due to wave impact, the wind hole shunts sea wind, and the phenomenon that the aircraft body 1 swings too much due to frequent change of the lifting force is avoided.
As shown in fig. 7, the collecting surface of the bottle mouth of the sampling bottle 51 is provided with a wavy 511, the contact area of the sampling bottle 51 and the seawater is changed by the wavy 511, the contact area of the seawater and the bottle mouth of the sampling bottle 51 is increased, so that the seawater collecting speed is accelerated, meanwhile, the wavy 511 can enable the seawater to stay in the concave part for a short time, only a small amount of seawater can be collected after the seawater is prevented from impacting, the water taking speed of the seawater sampling is increased, meanwhile, the mixed seawater can be effectively collected by the bottle mouth of the wavy 511, the collected seawater is uniformly mixed, the components are rich, the collected seawater is more representative, and the uniform seawater is obtained.
The inside funnel structure 512 that is of sample bottle 51, funnel structure 512 bottom is initially closed, and funnel structure 512 is storing downwards after filling certain sea water, when collecting the sea water, the funnel shape makes the sample bottle 51 float the in-process from top to bottom, the speed of sea water collection has been slowed down, only can be when sinking to certain position based on the funnel shape when floating from top to bottom at every turn, absorb a portion of sea water under the effect of pressure, simultaneously in the come-up process, the funnel top also can keep partial sea water for the sample bottle 51 is when rising to initial position, the sea water at top can realize preliminary detection with the simple and easy sensor of installation in the device, and then when avoiding monitoring the border position of nuclear radiation sea water, the aircraft flies back to the detection center and needs certain time, and then leads to nuclear radiation sea area further spreading, and then be difficult to control nuclear radiation's scope.
The sampling rod 5 is divided into a telescopic section 52 and a storage section 53, the telescopic section 52 and the storage section 53 are in sliding connection, the storage section 53 is detachably and fixedly installed on the aircraft body 1, the storage section 53 is pulled by the rope 41, the storage section 53 can slide in the telescopic section 52 along with the up-and-down fluctuation of seawater, the sampling bottle 51 is enabled to float up and down, the stability of the descending of the rope is guaranteed, stable sampling of the seawater is achieved, a clamping block 531 is fixedly connected to the inner side of the storage section 53, the clamping block 531 is in an inverted cone shape, the top of the telescopic section 52 is made of rubber, the telescopic section 52 can be compressed and sunk into the deep part of the clamping block 531, the speed is gradually reduced when the telescopic section 52 moves up, the sampling bottle 51 is enabled to slowly move up, the situation that the sampling bottle 51 moves up and is enabled to spill seawater in the funnel structure 512 completely is avoided, and the sampling bottle 51 can be kept with a certain amount of seawater on the funnel structure 512 for preliminary detection in the recovery process is further guaranteed.
The utility model provides a sampling system of all-round detection rapid vehicle, contains one or more foretell sampling device, can be equipped with 1-3 in this sampling device and send rope subassembly 4, under the effect of same hairspring 64, one or more escapement fork 65 keep the same frequency, and then can realize restricting each other, can realize the collection in a short time simultaneously, the staff can select to start one or more motors 441 and realize the multiple spot detection to a sea area, the aircraft realizes the initial detection in the course of the work, and then carries out analysis to the existence suspected nuclear radiation sea area.
When the fixed sea area is periodically patrolled, the unmanned aerial vehicle is used for carrying out flight detection according to a set path, the aerial radiation detector 3 is used for continuously carrying out radiation detection on the sea area during the flight process, and then the suspected nuclear radiation sea area is searched, when the abnormal sea area is detected, a worker drives a controller through an electric signal, the controller drives a motor 2 to work, the motor 2 drives a driving gear 7 to rotate, the driving gear 7 drives a driven tooth 481 meshed with the driving gear 7, the driven tooth 481 is positioned on an escape wheel 49, the escape wheel 49 rotates, the escape wheel 49 and the escape wheel 65 are mutually clamped, the power of the motor 2 is further transmitted to the escape wheel 65, one end of the escape wheel 65 far away from the turntable 62 drives a shifting block 63 to rotate, and the turntable 62 is connected with a balance spring 64, so that the rotation of the shifting block 63 can only realize swinging, at the moment, the swinging force is reversely acted and is transmitted to the escape wheel 65 to drive the driving gear 49 to rotate at a uniform speed, the driven gear 481 is meshed with a driven gear 482, the driven gear 482 is further driven by the driven gear 49 to rotate at a uniform speed, and the driven gear wheel 482 is further rotated at a uniform speed, and the gear is further rotated at a uniform speed, and the speed is not rotated by a rope is rotated by a rotating shaft 46, and a rotating shaft is further rotated, and a rotating shaft is not in a rotating speed, a rotating speed is rotated, and a rotating speed is simultaneously, and a rotating speed is rotated, and a speed is not is rotated, and a rotating speed is rotated by a rotating shaft 46;
Meanwhile, in the forward rotation rope releasing process, the initial position of the limiting block 47 rotates along the rope collecting box 43, when the limiting block 47 rotates from a low position to a high position, the limiting block 47 is extruded, then the arc-shaped block 4721 on the limiting block 47 is far away from the arc-shaped groove 491, further the rope collecting box 43 is abutted, and meanwhile when the high position rotates from the low position, the limiting block 4721 is limited by vacuum connection, and then the limiting block 4721 slowly returns into the arc-shaped groove 491, so that resetting is achieved.
While the basic principle and advantages of the present invention have been shown and described, the present invention is not limited to the above-described embodiments, but various changes and modifications can be made therein without departing from the effects and scope of the present invention, which is defined in the appended claims and their equivalents.
Claims (2)
1. The sampling device for the omnibearing detection of the rapid aircraft comprises an aircraft body (1), a motor (2) and an aerial radiation detector (3), wherein the aerial radiation detector (3) is fixedly arranged at the bottom of the aircraft body (1); the method is characterized in that: the device also comprises a rope conveying component (4), a sampling rod (5) and an escapement component (6);
The rope feeding assembly (4) comprises a rope (41), a simple detector (42), a rope collecting box (43), a rope collecting column (44), a motor (441), a fixed column (45), a ratchet wheel (46), a limiting block (47), an annular plate (48), a driven tooth (481), a transmission gear (482), a lug (483) and an escape wheel (49), the fixed column (45) is fixedly arranged in an aircraft body (1), the fixed column (45) is of a hollow structure, the ratchet wheel (46) is arranged at the top of the fixed column (45), the ratchet wheel (46) is fixedly connected with the rope collecting column (44) in the fixed column (45), the rope collecting column (44) is communicated with the rope collecting box (43), the innermost side of the rope collecting box (43) is fixedly arranged on the fixed column (45), the rope collecting box (43) is coiled, the simple detector (42) is arranged at the bottom of the rope collecting box (43), the rope (41) is coiled and is wound on the top of the rope collecting box (43), and the rope collecting column (44) is fixedly connected with the motor (44); one end of a rope (41) is far away from a motor (441) and is connected with a sampling rod (5), an escapement wheel (49) is positioned at the outer side of a rope collecting box (43), the escapement wheel (49) is rotationally connected with a simple detector (42) through a mounting frame, an annular plate (48) is fixedly connected to the top of the escapement wheel (49), driven teeth (481) are arranged in the annular plate (48), the driven teeth (481) are meshed with a driving gear (7), a transmission gear (482) is arranged at the driven teeth (481) of the annular plate (48), a lug (483) matched with a ratchet wheel (46) is coaxially driven by the transmission gear (482), a limiting block (47) is arranged at the inner side of the escapement wheel (49), the limiting block (47) extrudes the rope collecting box (43) when the motor (2) rotates, and is limited by the rope collecting box (43) when the motor (2) stops rotating.
The output end of the motor (2) drives the rope conveying assembly (4) through the driving gear (7), the rope (41) is wound in the rope conveying assembly (4), the bottom of the rope (41) is fixedly connected with the sampling rod (5), a sampling bottle (51) is slidably mounted in the sampling rod (5), the sampling bottle (51) conveys seawater to be detected to a simple detector (42) mounted at the bottom of the rope conveying assembly (4) for detection through traction of the rope (41), and the rope conveying assembly (4) changes the moving speed of the rope (41) through clamping of the escapement assembly (6);
The escapement assembly (6) comprises a fixed ring (61), a locking block (611), a rotary table (62), a shifting block (63), a hairspring (64), an escapement fork (65), an inflow shoe (651) and an outflow shoe (652), wherein the fixed ring (61) and the rotary table (62) are both installed inside an aircraft body (1), the rotary table (62) is rotationally connected with the aircraft body (1), the shifting block (63) is fixedly installed on the rotary table (62), the shifting block (63) is located at one end of the escapement fork (65), the inflow shoe (651) and the outflow shoe (652) are installed at one end, far away from the shifting block (63), of the escapement fork (65) and are located between gear teeth of the escapement wheel (49), the center position of the hairspring (64) is fixedly installed at the bottom of the rotary table (62), one end, far away from the center, of the hairspring (64) is fixedly connected with a locking block (611) arranged on the fixed ring (61), and the locking block (611) is fixedly connected with the fixed ring (61).
The connection part of the limiting block (47) and the escape wheel (49) is divided into a connection part (471) and a separation part (472), the connection part (471) is in rotary connection, an arc groove (491) is formed in the position of the escape wheel (49) at the separation part (472), an arc block (4721) is formed in the position of the limiting block (47) at the separation part (472), and the arc block (4721) and the arc groove (491) are in sealing installation initially;
A supporting piece (473) is arranged on one side, far away from the center position, of the rope receiving box (43), one side of the supporting piece (473) is arranged in the rope receiving box (43) and is contacted with the rope (41), and the other side of the supporting piece (473) is intermittently contacted with the limiting block (47);
The sampling rod (5) is divided into a telescopic section (52) and a storage section (53), the telescopic section (52) is in sliding connection with the storage section (53), a clamping block (531) is fixedly connected to the inner side of the storage section (53), and the top of the telescopic section (52) is made of rubber;
The bottle mouth collecting surface of the sampling bottle (51) is arranged to be wavy (511), the sampling bottle (51) is located in the telescopic section (52) when arranged in the sampling rod (5), a funnel structure (512) is arranged inside the sampling bottle (51), and the bottom of the funnel structure (512) is initially closed.
2. The sampling device for the omnidirectional detection of a fast vehicle of claim 1, wherein: the upper section of the sampling rod (5) is fixedly connected with a floating plate (54), the floating plate (54) is arranged in a streamline shape, and the floating plate (54) is provided with a through air hole.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107246457A (en) * | 2017-07-31 | 2017-10-13 | 轻工业钟表研究所 | Escapement damper |
| CN108613841A (en) * | 2018-07-07 | 2018-10-02 | 华川技术有限公司 | UAV system automatic water quality sampler |
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| CA3194069A1 (en) * | 2020-09-30 | 2022-04-07 | William H. Lewis | System and method for multiple liquid sample capture from aerial drones |
| CN112874712A (en) * | 2021-01-12 | 2021-06-01 | 史琼 | Super-huge type offshore floating platform capable of realizing ecological system circulation |
| US11897608B2 (en) * | 2021-01-29 | 2024-02-13 | Daniel Marion | Methods, systems, apparatuses, and devices for facilitating sampling water of water bodies |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107246457A (en) * | 2017-07-31 | 2017-10-13 | 轻工业钟表研究所 | Escapement damper |
| CN108613841A (en) * | 2018-07-07 | 2018-10-02 | 华川技术有限公司 | UAV system automatic water quality sampler |
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