CN112173107B - Rapid gamma dose rate measuring system based on unmanned aerial vehicle technology - Google Patents
Rapid gamma dose rate measuring system based on unmanned aerial vehicle technology Download PDFInfo
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- CN112173107B CN112173107B CN202011051814.XA CN202011051814A CN112173107B CN 112173107 B CN112173107 B CN 112173107B CN 202011051814 A CN202011051814 A CN 202011051814A CN 112173107 B CN112173107 B CN 112173107B
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- 238000005259 measurement Methods 0.000 claims abstract description 20
- 230000001681 protective effect Effects 0.000 claims abstract description 18
- 230000000712 assembly Effects 0.000 claims abstract description 13
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C39/00—Aircraft not otherwise provided for
- B64C39/02—Aircraft not otherwise provided for characterised by special use
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D47/00—Equipment not otherwise provided for
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/02—Dosimeters
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/16—Measuring radiation intensity
- G01T1/167—Measuring radioactive content of objects, e.g. contamination
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T7/00—Details of radiation-measuring instruments
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/10—Cleaning arrangements
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- 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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The invention relates to a rapid gamma dose rate measuring system based on unmanned aerial vehicle technology, which comprises a measuring device, the measuring instrument comprises a measuring instrument and a data transmission system, wherein the measuring instrument is provided with a flight mechanism and an energy-saving mechanism, the flying mechanism comprises a connecting box, a fixed pipe, a movable disc, a movable pipe, a protective disc, four connecting assemblies, four blades and four power devices, the connecting assembly comprises a supporting rod, a limiting block, a spring and a mounting hole, the energy-saving mechanism comprises a photovoltaic panel, a rotating disc, a transmission assembly and four dust removal assemblies, the transmission assembly comprises a rotating shaft, a connecting bearing, a screw rod, a ball screw bearing and an assembling hole, this quick gamma dose rate measurement system based on unmanned aerial vehicle technique has improved measuring speed and convenience through flight mechanism, moreover, still realizes energy-conserving function through energy-conserving mechanism.
Description
Technical Field
The invention relates to the field of gamma dose rate measurement systems, in particular to a rapid gamma dose rate measurement system based on an unmanned aerial vehicle technology.
Background
The gamma dose rate measuring system is used for measuring the absorption dose rate of environmental radiation gamma air through a gamma dose rate measuring instrument, and is used for monitoring industrial radioactive radiation (flaw detection), dose rate in an X-gamma radiation source workplace, dose around an X-ray machine, radioactivity monitoring of various building materials, radiation monitoring of departments such as geological mines, medical treatment and health, and the like.
The current gamma dose rate measuring apparatu is in the use, and the position is comparatively fixed, needs the manual work just can measure the data of different positions to its shift position, has reduced convenience, flexibility and measuring speed, and current gamma dose rate measuring apparatu needs the power consumption during the use, has reduced the practicality.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, a rapid gamma dose rate measuring system based on an unmanned aerial vehicle technology is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a rapid gamma dose rate measuring system based on an unmanned aerial vehicle technology comprises a measuring device, wherein the measuring device comprises a measuring instrument and a data transmission system, and the measuring instrument is provided with a flight mechanism and an energy-saving mechanism;
the flight mechanism comprises a connecting box, a fixed pipe, a moving disc, a moving pipe, a protective disc, four connecting assemblies, four paddles and four power devices, wherein the connecting box is cuboid in shape, the measuring instrument is arranged below the connecting box and is just opposite to the connecting box, the fixed pipe is vertically arranged in the connecting box and is just opposite to the measuring instrument, the top end of the fixed pipe is sealed and fixedly connected with the top in the connecting box, the moving disc is arranged in the fixed pipe and is coaxial with the fixed pipe, the moving disc is in sliding and sealing connection with the inner wall of the fixed pipe, the paddles are uniformly distributed outside the connecting box by taking the axis of the fixed pipe as the central circumferential direction, the paddles are connected with the connecting box through the power devices, the power devices are in transmission connection with the paddles, the bottom of the connecting box is provided with through holes, and the through holes, the protective disc and the moving pipe are all coaxial with the fixed pipe, the movable disc is provided with a round hole and matched with a measuring instrument, the movable pipe penetrates through the through hole and a gap is formed between the movable pipe and the inner wall of the through hole, the top end of the movable pipe is inserted into the round hole, the measuring instrument is sealed and fixedly connected with the bottom end of the movable pipe, the protective disc is fixed at the bottom of the measuring instrument, the diameter of the protective disc is larger than the aperture of the through hole, and the connecting components correspond to the blades one to one;
the connecting assembly comprises a supporting rod, a limiting block, a spring and a mounting hole, the mounting hole is formed in the bottom of the connecting box, the supporting rod is parallel to the moving pipe and penetrates through the mounting hole, the supporting rod is connected with the inner wall of the mounting hole in a sliding and sealing mode, the bottom end of the supporting rod is fixed to the bottom of the moving disc, the distance between the bottom end of the supporting rod and the connecting box is larger than the distance between the bottom of the protection disc and the connecting box, the spring and the limiting block are both arranged in the connecting box, the top of the moving disc is connected with the top of the connecting box through the spring, and the limiting block is fixed to the bottom of the connecting box and abuts against the bottom of the moving disc;
the energy-saving mechanism comprises a photovoltaic panel, a rotating disc, a transmission assembly and four dust removal assemblies, the rotating disc and the moving pipe are coaxially arranged and are attached to the top of the connecting box, the photovoltaic panel is arranged on the top of the rotating disc, the dust removal assemblies correspond to the supporting rods one by one, and the transmission assemblies are arranged in the fixed pipe;
the transmission assembly comprises a rotating shaft, a connecting bearing, a screw rod, a ball screw bearing and an assembling hole, the assembling hole is formed in the top of the connecting box, the assembling hole, the rotating shaft and the screw rod are coaxially arranged with the moving pipe, the rotating shaft penetrates through the assembling hole, the rotating shaft is connected with the inner wall of the assembling hole in a sliding and sealing mode, the top end of the rotating shaft is fixed to the bottom of the rotating disc, the screw rod is fixed to the bottom end of the rotating shaft, an inner ring of the connecting bearing is installed on the rotating shaft, an outer ring of the connecting bearing is fixedly connected with the inner wall of the connecting box, an external thread is arranged on the screw rod, the inner ring of the ball screw bearing is matched with the external thread and installed on the screw rod, and the outer ring of the ball screw bearing is fixedly connected with the moving disc;
the dust removal component comprises an air inlet hole, an air outlet hole, an air pipe, a first check valve, a second check valve and a nozzle, wherein the air inlet hole and the air outlet hole are all arranged at the top of the connecting box and communicated with the top end of the fixed pipe, the first check valve is arranged in the air inlet hole, the air pipe is parallel to the movable pipe, the bottom end of the air pipe is inserted into the air outlet hole, the nozzle is arranged at the top end of the air pipe and arranged towards the direction of the photovoltaic panel, the air pipe is sealed and fixedly connected with the inner wall of the air outlet hole, and the second check valve is arranged in the air pipe.
Preferably, a filter screen is installed in each air pipe to filter dust.
Preferably, in order to reduce a gap between the inner wall of the stationary pipe and the moving plate, the inner wall of the stationary pipe is coated with a sealing grease.
Preferably, in order to realize buffering and vibration reduction, the limiting block is made of rubber.
Preferably, in order to facilitate the installation of the support rod, chamfers are arranged at both ends of the support rod.
Preferably, the screw is coated with a lubricating oil in order to reduce the frictional force between the screw and the ball screw bearing.
Preferably, in order to prolong the service life of the support rod, an anti-corrosion zinc coating is arranged on the support rod.
Preferably, in order to reduce noise, four sound-absorbing plates are arranged on the outer wall of the connecting box and correspond to the support rods one to one.
Preferably, the connecting box is white in color in order to reduce its ability to absorb light and convert it to heat.
Preferably, in order to improve the heat dissipation effect, the protective plate is coated with heat-conducting silica gel.
The invention has the advantages that the rapid gamma dose rate measuring system based on the unmanned aerial vehicle technology improves the measuring speed and convenience through the flight mechanism, compared with the existing flight mechanism, the flight mechanism can also realize buffering and vibration reduction through the elastic action of the spring, the practicability is stronger, not only, but also the energy-saving function is realized through the energy-saving mechanism, compared with the existing energy-saving mechanism, the energy-saving mechanism can also realize the function of dust removal of a photovoltaic panel, in addition, the movement of the movable disc in the fixed pipe is used as the driving force to enable the nozzle to spray air and the photovoltaic panel to rotate, the integrated linkage mechanism is realized with the flight mechanism, and the practicability is stronger.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of a rapid gamma dose rate measurement system based on unmanned aerial vehicle technology according to the present invention;
FIG. 2 is a schematic structural diagram of a flight mechanism of the rapid gamma dose rate measurement system based on unmanned aerial vehicle technology;
FIG. 3 is an enlarged view of portion A of FIG. 1;
FIG. 4 is an enlarged view of portion B of FIG. 1;
in the figure: 1. the measuring instrument comprises a measuring instrument body, a connecting box, a fixing pipe, a moving disc, a moving pipe, a protecting disc, a blade, a supporting rod, a limiting block, a spring, a photovoltaic plate, a rotating disc, a rotating shaft, a connecting bearing, a screw rod, a ball screw bearing, a gas pipe, an air pipe, a first check valve, a second check valve, a nozzle, a filter screen and an acoustic panel, wherein the measuring instrument body comprises 2, the connecting box, 3, the fixing pipe, 4, the moving disc, 5, the moving pipe, 6, the protecting disc, 7, the blade, 8, the supporting rod, 9, the limiting block, 10, the spring, 11, the photovoltaic plate, 12, the rotating disc, 13, the rotating shaft, 14, the connecting bearing, 15, the screw rod, 16, the ball screw bearing, 17, the gas pipe, 18, the first check valve, 19, the second check valve, 20, the nozzle, the filter screen and the acoustic panel.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1-2, a fast gamma dose rate measurement system based on an unmanned aerial vehicle technology includes a measurement device, the measurement device includes a measurement instrument 1 and a data transmission system, and the measurement instrument 1 is provided with a flight mechanism and an energy-saving mechanism;
the flight mechanism comprises a connecting box 2, a fixed pipe 3, a moving disc 4, a moving pipe 5, a protective disc 6, four connecting assemblies, four paddles 7 and four power devices, wherein the connecting box 2 is cuboid in shape, the measuring instrument 1 is arranged below the connecting box 2 and is just opposite to the connecting box 2, the fixed pipe 3 is vertically arranged in the connecting box 2 and is just opposite to the measuring instrument 1, the top end of the fixed pipe 3 is sealed and fixedly connected with the top of the connecting box 2, the moving disc 4 is arranged in the fixed pipe 3 and is coaxial with the fixed pipe 3, the moving disc 4 is in sliding and sealing connection with the inner wall of the fixed pipe 3, the paddles 7 are circumferentially and uniformly distributed outside the connecting box 2 by taking the axis of the fixed pipe 3 as the center, the paddles 7 are connected with the connecting box 2 through the power devices, and the power devices are in transmission connection with the paddles 7, the bottom of the connecting box 2 is provided with a through hole, the protective disc 6 and the movable tube 5 are all arranged coaxially with the fixed tube 3, a round hole is formed in the movable disc 4 and matched with the measuring instrument 1, the movable tube 5 penetrates through the through hole and a gap is formed between the movable tube 5 and the inner wall of the through hole, the top end of the movable tube 5 is inserted into the round hole, the measuring instrument 1 and the bottom end of the movable tube 5 are sealed and fixedly connected, the protective disc 6 is fixed at the bottom of the measuring instrument 1, the diameter of the protective disc 6 is larger than the aperture of the through hole, and the connecting components correspond to the blades 7 one to one;
the connecting assembly comprises a supporting rod 8, a limiting block 9, a spring 10 and a mounting hole, the mounting hole is formed in the bottom of the connecting box 2, the supporting rod 8 is parallel to the moving pipe 5 and penetrates through the mounting hole, the supporting rod 8 is connected with the inner wall of the mounting hole in a sliding and sealing mode, the bottom end of the supporting rod 8 is fixed to the bottom of the moving plate 4, the distance between the bottom end of the supporting rod 8 and the connecting box 2 is larger than the distance between the bottom of the protection plate 6 and the connecting box 2, the spring 10 and the limiting block 9 are both arranged in the connecting box 2, the top of the moving plate 4 is connected with the top of the connecting box 2 through the spring 10, and the limiting block 9 is fixed to the bottom of the connecting box 2 and abuts against the bottom of the moving plate 4;
when the device is used, the paddle 7 is rotated through the power device, so that the connecting box 2 can fly, actually, the paddle 7, the power device and the connecting box 2 form an unmanned aerial vehicle, the flying of the connecting box 2 can drive the measuring instrument 1 to fly, the measuring instrument 1 can conveniently change the measuring position, the convenience and the measuring speed are improved, when the connecting box 2 drives the measuring instrument 1 to move to a specified position, the gamma dose rate measurement can be carried out through the measuring instrument 1, the measured data are transmitted to a wireless terminal of a user through a data transmission system, after the measurement is finished, the connecting box 2 is descended, the bottom end of the supporting rod 8 is abutted against the ground, the distance between the limiting block 9 and the moving disc 4 is increased through the gravity action of the connecting box 2, the spring 10 is compressed, the buffering and the vibration damping can be realized through the elastic action of the spring 10, the bottom of the connecting box 2 is abutted against the protective disc 6 through the descending of the connecting box 2, and make measuring apparatu 1 pass the through-hole and remove to in the connecting box 2, can play the function of protection measuring apparatu 1, prevent that connecting box 2 from damaging because of foreign matter and measuring apparatu 1 device in the in-process that descends, improved the protectiveness, and when connecting box 2 takes off once more, make under the elastic action of spring 10 and move dish 4 and stopper 9 and support, and make and move dish 4 and drive measuring apparatu 1 through removing pipe 5 and shift out connecting box 2.
As shown in fig. 3-4, the energy-saving mechanism includes a photovoltaic panel 11, a rotating disc 12, a transmission assembly and four dust removing assemblies, the rotating disc 12 is coaxially disposed with the moving pipe 5 and attached to the top of the connection box 2, the photovoltaic panel 11 is disposed on the top of the rotating disc 12, the dust removing assemblies are in one-to-one correspondence with the support rods 8, and the transmission assembly is disposed in the fixed pipe 3;
the transmission assembly comprises a rotating shaft 13, a connecting bearing 14, a screw rod 15, a ball screw bearing 16 and an assembly hole, the assembly hole is formed in the top of the connecting box 2, the assembly hole, the rotating shaft 13 and the screw rod 15 are coaxially arranged with the moving pipe 5, the rotating shaft 13 penetrates through the assembly hole, the rotating shaft 13 is connected with the inner wall of the assembly hole in a sliding and sealing mode, the top end of the rotating shaft 13 is fixed to the bottom of the rotating disc 12, the screw rod 15 is fixed to the bottom end of the rotating shaft 13, the inner ring of the connecting bearing 14 is installed on the rotating shaft 13, the outer ring of the connecting bearing 14 is fixedly connected with the inner wall of the connecting box 2, external threads are arranged on the screw rod 15, the inner ring of the ball screw bearing 16 is matched with the external threads and installed on the screw rod 15, and the outer ring of the ball screw bearing 16 is fixedly connected with the moving disc 4;
dust removal component includes inlet port, venthole, trachea 17, first check valve 18, second check valve 19 and nozzle 20, inlet port and venthole all set up at the top of connecting box 2 and all communicate with the top of fixed pipe 3, first check valve 18 is installed in the inlet port, trachea 17 is parallel with removal pipe 5, in the venthole was inserted to trachea 17's bottom, nozzle 20 was installed on trachea 17's top and towards the setting of 11 directions of photovoltaic board, trachea 17 and venthole's inner wall is sealed and fixed connection, second check valve 19 is installed in trachea 17.
When the distance between the movable disc 4 and the limiting block 9 is increased, the air in the fixed tube 3 is extruded, the air in the fixed tube 3 cannot be discharged from the air inlet hole through the one-way characteristic of the first one-way valve 18, the air in the fixed tube 3 can only be conveyed to the nozzle 20 from the air tube 17 and is sprayed out from the nozzle 20 to the photovoltaic panel 11, the dust on the photovoltaic panel 11 can be separated from the photovoltaic panel 11 under the action of the airflow, the dust of the photovoltaic panel 11 is removed, the power generation efficiency of the photovoltaic panel 11 is prevented from being reduced by the dust, when the distance between the movable disc 4 and the limiting block 9 is increased, the air in the air tube 17 cannot be conveyed into the fixed tube 3 through the one-way characteristic of the second one-way valve 19, and the air outside the connecting box 2 can only be conveyed into the fixed tube 3 from the air tube 17, here, the movement through the movable plate 4 can drive the ball screw bearing 16 to move on the screw rod 15, because the ball screw bearing 16 converts rotary motion into linear motion, or converts linear motion into rotary motion's bearing, thereby can make the screw rod 15 drive the axis of rotation 13 and rotate under the supporting action of connecting bearing 14, the rotation of axis of rotation 13 drives the photovoltaic board 11 through the rolling disc 12 and rotates, the rotation through the photovoltaic board 11 can make the dust on the photovoltaic board 11 become flexible with the photovoltaic board 11 under inertial effect, be convenient for the dust to separate with the photovoltaic board 11 under the air current effect, promote the dust removal effect of photovoltaic board 11.
Preferably, a strainer 21 is installed in each air pipe 17 to filter dust.
The filter screen 21 is used for trapping dust in the air pipe 17, and the function of filtering the air is realized.
Preferably, in order to reduce the gap between the inner wall of the fixed pipe 3 and the moving plate 4, the inner wall of the fixed pipe 3 is coated with a sealing grease.
The sealing grease has the function of reducing the gap between the inner wall of the fixed tube 3 and the movable disk 4, and the sealing performance is improved.
Preferably, in order to achieve buffering and vibration reduction, the limiting block 9 is made of rubber.
The rubber texture is comparatively soft, can reduce the impact force that produces when removing dish 4 and stopper 9 support and lean on, has realized buffering and damping.
Preferably, in order to facilitate the installation of the support rod 8, chamfers are provided at both ends of the support rod 8.
The chamfer angle is used for reducing the caliber of the support rod 8 when the support rod passes through the mounting hole, and the effect of convenient mounting is achieved.
Preferably, in order to reduce the frictional force between the screw 15 and the ball screw bearing 16, the screw 15 is coated with a lubricating oil.
The lubricating oil functions to reduce the friction between the screw 15 and the ball bearing 16, and to improve the smoothness of movement of the ball bearing 16 on the screw 15.
Preferably, in order to prolong the service life of the support rod 8, an anti-corrosion zinc coating is arranged on the support rod 8.
The function of anticorrosive galvanizing coat is to promote the rust-resistant ability of bracing piece 8, prolongs the life of bracing piece 8.
Preferably, four sound-absorbing plates 22 are arranged on the outer wall of the connecting box 2 for reducing noise, and the sound-absorbing plates 22 correspond to the support rods 8 one by one.
The sound-absorbing panel 22 can absorb noise, achieving noise reduction.
Preferably, the connecting box 2 is white in color in order to reduce the ability of the connecting box 2 to absorb light and convert it into heat.
White ability of absorbing light and converting into heat is relatively weak to can reduce the heat in the connecting box 2, promote the radiating effect of connecting box 2.
Preferably, in order to improve the heat dissipation effect, the protection plate 6 is coated with heat-conducting silica gel.
The measuring instrument 1 can generate heat and transmit to the protection disk 6 during the working period, and the heat dissipation capacity of the protection disk 6 can be improved through the heat conduction silica gel, so that the heat dissipation effect of the measuring instrument 1 can be improved.
When the device is used, the paddle 7 is rotated through the power device, so that the connecting box 2 can fly, actually, the paddle 7, the power device and the connecting box 2 form an unmanned aerial vehicle, the flying of the connecting box 2 can drive the measuring instrument 1 to fly, the measuring instrument 1 can conveniently change the measuring position, the convenience and the measuring speed are improved, when the connecting box 2 drives the measuring instrument 1 to move to a specified position, the gamma dose rate measurement can be carried out through the measuring instrument 1, the measured data are transmitted to a wireless terminal of a user through a data transmission system, after the measurement is finished, the connecting box 2 is descended, the bottom end of the supporting rod 8 is abutted against the ground, the distance between the limiting block 9 and the moving disc 4 is increased through the gravity action of the connecting box 2, the spring 10 is compressed, the buffering and the vibration damping can be realized through the elastic action of the spring 10, the bottom of the connecting box 2 is abutted against the protective disc 6 through the descending of the connecting box 2, and make the survey meter 1 pass the through hole and move to the connecting box 2, can play the function of protecting the survey meter 1, prevent the connecting box 2 from damaging because of foreign matter and survey meter 1 device in the course of descending, have improved the protection, and when the connecting box 2 takes off again, make the movable plate 4 abut against with the stopper 9 under the elastic action of the spring 10, and make the movable plate 4 drive the survey meter 1 to move out of the connecting box 2 through the shift pipe 5, and, during the protection device uses, absorb the light through the photovoltaic board 11 and carry on the photovoltaic power generation, the generated energy can be provided the survey meter 1 to use, has realized energy-conservation, when the distance between stopper 9 and the movable plate 4 increases, make the air in the fixed tube 3 squeezed, through the unidirectional characteristic of the first check valve 18, make the air in the fixed tube 3 unable to discharge from the air inlet, and can only make the air in the fixed tube 3 transport to the spray nozzle 20 from the trachea 17, and is sprayed from the nozzle 20 to the photovoltaic panel 11, under the action of the air current, the dust on the photovoltaic panel 11 can be separated from the photovoltaic panel 11, the dust removal of the photovoltaic panel 11 is realized, the dust is prevented from reducing the power generation efficiency of the photovoltaic panel 11, when the distance between the movable disk 4 and the limiting block 9 is increased, the air in the air pipe 17 can not be conveyed into the fixed pipe 3 and only the air outside the connecting box 2 can be conveyed into the fixed pipe 3 from the air inlet pipe 17 through the one-way characteristic of the second one-way valve 19, here, the ball screw bearing 16 can be driven to move on the screw rod 15 by the movement of the movable disk 4, because the ball screw bearing 16 converts the rotary motion into the linear motion or converts the linear motion into the bearing of the rotary motion, the screw rod 15 can drive the rotary shaft 13 to rotate under the supporting action of the connecting bearing 14, the rotation of the rotary shaft 13 drives the photovoltaic panel 11 to rotate through the rotary disk 12, the rotation through photovoltaic board 11 can make the dust on the photovoltaic board 11 become flexible with photovoltaic board 11 under inertial effect, and the dust of being convenient for promotes the 11 dust removal effects of photovoltaic board under the air current effect with the separation of photovoltaic board 11.
Compared with the prior art, this quick gamma dose rate measurement system based on unmanned aerial vehicle technique has improved measuring speed and convenience through flight mechanism, compare with current flight mechanism, this flight mechanism passes through the elastic action of spring 10, can also realize buffering and damping, the practicality is stronger, moreover, not only, still realize energy-conserving function through energy-conserving mechanism, compare with current energy-conserving mechanism, this energy-conserving mechanism can also realize the function that photovoltaic board 11 removed dust, moreover, it makes jet-propelled and photovoltaic board 11 rotation of nozzle 20 as drive power to make through the removal of movable plate 4 in fixed pipe 3, integral type link gear has been realized with flight mechanism, the practicality is stronger.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. A rapid gamma dose rate measuring system based on an unmanned aerial vehicle technology comprises a measuring device, wherein the measuring device comprises a measuring instrument (1) and a data transmission system, and is characterized in that the measuring instrument (1) is provided with a flight mechanism and an energy-saving mechanism;
the flight mechanism comprises a connecting box (2), a fixed pipe (3), a moving disc (4), a moving pipe (5), a protective disc (6), four connecting assemblies, four blades (7) and four power devices, wherein the connecting box (2) is cuboid in shape, the measuring instrument (1) is arranged below the connecting box (2) and is just opposite to the connecting box (2), the fixed pipe (3) is vertically arranged in the connecting box (2) and is just opposite to the measuring instrument (1), the top end of the fixed pipe (3) and the top in the connecting box (2) are sealed and fixedly connected, the moving disc (4) is arranged in the fixed pipe (3) and is coaxial with the fixed pipe (3), the moving disc (4) is in sliding and sealing connection with the inner wall of the fixed pipe (3), and the blades (7) are uniformly distributed outside the connecting box (2) in a circumferential direction by taking the axis of the fixed pipe (3) as the center, the paddle (7) is connected with the connecting box (2) through a power device, the power device is in transmission connection with the paddle (7), a through hole is formed in the bottom of the connecting box (2), the through hole, the protective disc (6) and the moving pipe (5) are coaxially arranged with the fixed pipe (3), a round hole is formed in the moving disc (4) and matched with the measuring instrument (1), the moving pipe (5) penetrates through the through hole and a gap is formed between the moving pipe and the inner wall of the through hole, the top end of the moving pipe (5) is inserted into the round hole, the measuring instrument (1) is sealed and fixedly connected with the bottom end of the moving pipe (5), the protective disc (6) is fixed to the bottom of the measuring instrument (1), the diameter of the protective disc (6) is larger than the aperture of the through hole, and the connecting assemblies correspond to the paddles (7) one to one;
the connecting component comprises a supporting rod (8), a limiting block (9), a spring (10) and a mounting hole, the mounting hole is arranged at the bottom of the connecting box (2), the support rod (8) is parallel to the moving pipe (5) and passes through the mounting hole, the supporting rod (8) is connected with the inner wall of the mounting hole in a sliding and sealing way, the bottom end of the supporting rod (8) is fixed at the bottom of the movable disc (4), the distance between the bottom end of the supporting rod (8) and the connecting box (2) is larger than the distance between the bottom of the protective disc (6) and the connecting box (2), the spring (10) and the limiting block (9) are both arranged in the connecting box (2), the top of the moving plate (4) is connected with the top in the connecting box (2) through a spring (10), the limiting block (9) is fixed at the bottom in the connecting box (2) and is abutted against the bottom of the moving disc (4);
the energy-saving mechanism comprises a photovoltaic panel (11), a rotating disc (12), a transmission assembly and four dust removal assemblies, wherein the rotating disc (12) is coaxially arranged with the moving pipe (5) and is attached to the top of the connecting box (2), the photovoltaic panel (11) is arranged on the top of the rotating disc (12), the dust removal assemblies correspond to the support rods (8) one by one, and the transmission assembly is arranged in the fixed pipe (3);
the transmission assembly comprises a rotating shaft (13), a connecting bearing (14), a screw rod (15), a ball screw bearing (16) and an assembly hole, wherein the assembly hole is formed in the top of the connecting box (2), the assembly hole, the rotating shaft (13) and the screw rod (15) are coaxially arranged with the moving pipe (5), the rotating shaft (13) penetrates through the assembly hole, the rotating shaft (13) is connected with the inner wall of the assembly hole in a sliding and sealing manner, the top end of the rotating shaft (13) is fixed at the bottom of the rotating disc (12), the screw rod (15) is fixed at the bottom end of the rotating shaft (13), an inner ring of the connecting bearing (14) is installed on the rotating shaft (13), an outer ring of the connecting bearing (14) is fixedly connected with the inner wall of the connecting box (2), an external thread is arranged on the screw rod (15), and an inner ring of the ball screw bearing (16) is matched with the external thread and installed on the screw rod (15), the outer ring of the ball screw bearing (16) is fixedly connected with the movable disc (4);
the dust removal component comprises an air inlet hole, an air outlet hole, an air pipe (17), a first check valve (18), a second check valve (19) and a nozzle (20), wherein the air inlet hole and the air outlet hole are all arranged at the top of the connecting box (2) and communicated with the top end of the fixed pipe (3), the first check valve (18) is arranged in the air inlet hole, the air pipe (17) is parallel to the movable pipe (5), the bottom end of the air pipe (17) is inserted into the air outlet hole, the nozzle (20) is arranged at the top end of the air pipe (17) and faces towards the direction of the photovoltaic panel (11), the air pipe (17) is sealed and fixedly connected with the inner wall of the air outlet hole, and the second check valve (19) is arranged in the air pipe (17).
2. The fast gamma dose rate measurement system based on drone technology as claimed in claim 1, characterized by a screen (21) installed inside each air tube (17).
3. The unmanned aerial vehicle technology-based rapid gamma dose rate measurement system of claim 1, wherein the inner wall of the fixed tube (3) is coated with a sealing grease.
4. The unmanned aerial vehicle technology-based rapid gamma dose rate measurement system as claimed in claim 1, wherein the stopper (9) is made of rubber.
5. The fast gamma dose rate measuring system based on unmanned aerial vehicle technology as claimed in claim 1, characterized in that both ends of the support rod (8) are provided with chamfers.
6. The fast gamma dose rate measuring system based on unmanned aerial vehicle technology as claimed in claim 1, characterized in that the screw (15) is coated with lubricating oil.
7. The fast gamma dose rate measuring system based on unmanned aerial vehicle technology as claimed in claim 1, characterized in that the support rod (8) is provided with an anti-corrosion zinc coating.
8. The fast gamma dose rate measuring system based on unmanned aerial vehicle technology as claimed in claim 1, characterized in that the outer wall of the connecting box (2) is provided with four sound-absorbing boards (22), and the sound-absorbing boards (22) are in one-to-one correspondence with the support rods (8).
9. The unmanned aerial vehicle technology-based fast gamma dose rate measurement system of claim 1, wherein the color of the junction box (2) is white.
10. The unmanned aerial vehicle technology-based rapid gamma dose rate measurement system of claim 1, wherein the protective disk (6) is coated with thermally conductive silica gel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011051814.XA CN112173107B (en) | 2020-09-29 | 2020-09-29 | Rapid gamma dose rate measuring system based on unmanned aerial vehicle technology |
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| CN202011051814.XA CN112173107B (en) | 2020-09-29 | 2020-09-29 | Rapid gamma dose rate measuring system based on unmanned aerial vehicle technology |
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| CN112173107B true CN112173107B (en) | 2021-12-21 |
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| CN112945147B (en) * | 2021-01-25 | 2023-02-14 | 绍兴上虞华源通用机械有限公司 | Valve seat detection device of valve seat chamfering machine |
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| RU2640311C1 (en) * | 2016-12-09 | 2017-12-27 | Российская Федерация, от имени которой выступает Государственная корпорация по атомной энергии "Росатом" | Method for searching and detecting sources of gamma-radiation under conditions of nonuniform radioactive contamination |
| CN208842615U (en) * | 2018-05-24 | 2019-05-10 | 湖南中电金骏软件科技有限公司 | A kind of unmanned plane landing gear structure |
| CN108820189A (en) * | 2018-05-30 | 2018-11-16 | 深圳市晓控通信科技有限公司 | A kind of face recognition device that monitoring range is wide |
| CN110450954B (en) * | 2019-08-13 | 2023-05-30 | 广东宿卫保安服务有限公司 | Unmanned flying device with high security patrol endurance |
| CN110901912A (en) * | 2019-11-22 | 2020-03-24 | 深圳市中科智诚科技有限公司 | Aerial photography unmanned aerial vehicle with high safety and reliability based on block chain technology |
| CN111017189A (en) * | 2019-12-05 | 2020-04-17 | 刘树臣 | A unmanned aerial vehicle device that reliability is high for shake back interim communication |
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