CN114486795A - Device for detecting substances in closed space - Google Patents
Device for detecting substances in closed space Download PDFInfo
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- CN114486795A CN114486795A CN202210136706.5A CN202210136706A CN114486795A CN 114486795 A CN114486795 A CN 114486795A CN 202210136706 A CN202210136706 A CN 202210136706A CN 114486795 A CN114486795 A CN 114486795A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
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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
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U10/00—Type of UAV
- B64U10/10—Rotorcrafts
- B64U10/13—Flying platforms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U30/00—Means for producing lift; Empennages; Arrangements thereof
- B64U30/20—Rotors; Rotor supports
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- 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
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
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- 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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
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- G01N33/18—Water
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
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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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Abstract
The invention relates to the technical field of detection of an enclosed space, and particularly discloses a device for detecting substances in the enclosed space. According to the invention, the ground is drilled through the drill bit, soil drilled by the drill bit can be conveyed upwards through the spiral conveying blade, the soil drilled by the drill bit is scattered to the periphery under the action of the blocking of the connecting disc and the centrifugal force of the spiral conveying blade, massive soil is thrown out by a short distance under the action of heavier gravity and falls on the ground again, and finer granular soil falls in the collecting box, so that later-stage workers can conveniently detect the soil, and meanwhile, the weight of the soil carried by the unmanned aerial vehicle is reduced.
Description
Technical Field
The invention relates to the technical field of detection of a closed space, in particular to a device for detecting a substance in the closed space.
Background
Enclosed space is an industrial safety term and refers to a sealed and occluded environment such as a sand well, a tunnel, a pump house, etc.; because the access to the site is limited, and the closed space is usually full of indoor air pollution; from the fire fighting perspective, risk assessment is carried out, and huge dangers exist in the closed space, including fatal phenomena such as flashback and flash fire are easily caused; therefore, before the work in the closed space, the training and examination are generally required.
In the mine survey process, often meet the phenomenon that has the karst cave in the massif, the karst cave is the cavity of natural formation in the massif, inside is airtight space before not being developed, need survey the material in the karst cave before getting into the karst cave and exploring, can not produce harm to the human body after guaranteeing that the material in the karst cave is contacted by the human, it is mostly detecting air and earth in the development entrance to a cave department of karst cave, but this kind of detection mode is difficult to find out whether the karst cave depths contain other harmful substance, it is comprehensive inadequately to survey, consequently, in order to solve this type of problem, we have proposed a material detection device in the airtight space.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a device for detecting a substance in a closed space.
In order to achieve the purpose, the invention adopts the following technical scheme:
a device for detecting substances in an enclosed space comprises an unmanned aerial vehicle, wherein the bottom of the body of the unmanned aerial vehicle is connected with a transverse plate through a buffer mechanism, the bottom of the transverse plate is rotatably provided with a collecting mechanism, and the top of the body of the unmanned aerial vehicle is provided with a detection mechanism;
the collecting mechanism comprises a rotating shaft, spiral conveying blades, a drill bit and a connecting disc, the rotating shaft is rotatably arranged at the bottom of the transverse plate, a spiral sleeve of the spiral conveying blades is arranged on the outer wall of the rotating shaft, the drill bit is arranged at the bottom of the rotating shaft, a groove is formed in the outer wall of the drill bit, a metal detection probe and a harmful substance detection probe are arranged in the groove, the connecting disc is rotatably sleeved on the outer wall of the rotating shaft, a fixing rod is fixed at the top of the connecting disc, the top end of the fixing rod is fixedly connected to the bottom of the transverse plate, and a receiving assembly is arranged at the bottom of the transverse plate.
Preferably, the receiving and taking assembly comprises two connecting plates fixed to the bottom of the transverse plate, the bottom ends of the two connecting plates are fixedly provided with fixing plates, two collecting boxes are mounted on the fixing plates, and the two collecting boxes are located on two sides of the spiral conveying blade respectively.
Preferably, the fixing plate is provided with a through hole, the spiral conveying blade is positioned in the through hole, two ends of the spiral conveying blade extend to the outer side of the through hole, the collecting box is provided with a taking and placing opening, and the collecting box is positioned below the connecting disc.
Preferably, the motor is installed to the diaphragm bottom, and the output shaft of motor is connected with the pivot, and the pivot is located the motor below, and the protective housing is installed to the diaphragm bottom, and the motor is located the protective housing.
Preferably, the diaphragm side is fixed with the installation piece, the installation piece bottom is rotated and is connected with the connecting axle, the connecting axle bottom mounting has the gear, the fixed plate bottom is rotated and is connected with the ring gear, ring gear and gear engagement, the auger delivery blade is located the ring gear inner circle, the connecting axle outer wall rotates and has cup jointed the axle sleeve, the axle sleeve outer wall is fixed with the stiffener, stiffener tip rigid coupling is in the connecting plate side, the ring gear bottom articulates there are two flabellum boards, two flabellum board bottom articulates there is the electro-magnet of mutually supporting, the electro-magnet surface covers there is the rubber piece, all install the belt pulley on the output shaft of motor and the connecting axle, two belt pulleys pass through belt meshing.
Preferably, the connecting disc is located above the spiral conveying blade, an opening is formed in the connecting disc, a first bearing is installed in the opening, and the rotating shaft is installed on an inner ring of the first bearing.
Preferably, detection mechanism installs the telescopic link including seting up the mounting groove at unmanned aerial vehicle fuselage top in the mounting groove, and the piston rod of telescopic link extends to the mounting groove top and is connected with the camera.
Preferably, the terminal rigid coupling of the piston rod of telescopic link has the collar, and the camera is installed at the collar top, and a plurality of lights are installed to the collar outer wall, and infrared gas analysis appearance is installed at unmanned aerial vehicle fuselage top.
Preferably, buffer gear is fixed with two slide bars including installing the mounting panel in unmanned aerial vehicle fuselage bottom, mounting panel bottom, and the diaphragm slides and cup joints on two slide bars, is connected with the spring between the diaphragm mounting panel, and the slide bar is located the spring inner circle, and two slide bar bottoms all are fixed with the stopper, and the stopper is located the diaphragm bottom.
Preferably, two mounting holes are formed in the transverse plate, sliding sleeves are mounted in the two mounting holes, and the two sliding rods are slidably mounted in the two sliding sleeves respectively.
Compared with the prior art, the invention has the beneficial effects that:
1: in the invention, the ground is drilled through the drill bit, soil drilled by the drill bit can be conveyed upwards through the spiral conveying blade, the soil drilled by the drill bit is scattered to the periphery under the action of the blocking of the connecting disc and the centrifugal force of the spiral conveying blade, massive soil is thrown out by the heavy action of the gravity of the massive soil and falls on the ground again, fine granular soil falls into the collecting box, and is convenient for later-stage workers to detect the soil, and simultaneously, the weight of the soil carried by the unmanned aerial vehicle is reduced, metal detection probes arranged in grooves formed in the outer wall of the drill bit can detect metal elements in the soil and detect the soil in a karst cave while the drill bit drills the soil, the unmanned aerial vehicle can carry out omnibearing detection in the karst cave, the electromagnet and the rubber block 30 rotate to collide with stones and the like on the ground below the drill bit, and sundries on the ground below the drill bit can be removed, the soil drilled by the drill bit is guaranteed to be soil inside the karst cave, the original degree of a soil sample collected in the collecting box through the drill bit and the spiral conveying blades is guaranteed, so that the later detection precision of the soil sample is improved, the collecting box can be sunk into a water pit in the karst cave to collect water by using the downward movement of the unmanned aerial vehicle, solid and liquid substances in the karst cave can be collected and transported out of the karst cave to be accurately analyzed and detected, the detection precision of the substances in the karst cave is improved, the later exploration safety and understanding degree of personnel entering the cave are improved, meanwhile, the water in the water pit of the karst cave can be collected by using the rotation of the fan blade plates and the rubber blocks, and water plants, impurities and the like on the surface of the water to be collected below the unmanned aerial vehicle can be swept all around by using the fan blade plates and the rubber blocks, the false collection of waterweeds, impurities and the like into the collection box is avoided.
2: in the invention, the mounting plate, the sliding rod, the spring and the transverse plate are used in a matched manner, so that a buffer force can be provided for the lower drill bit when drilling soil, the unmanned aerial vehicle is prevented from shaking and falling down due to rigid impact when the lower drill bit is in initial contact with the soil, the stability of the unmanned aerial vehicle when the drill bit is in contact with the ground soil is improved, and the telescopic rod and the camera on the unmanned aerial vehicle body are used in a matched manner, can be used for conveniently shooting the structure and the structure in the karst cave and facilitating the analysis of later-stage workers, the device can record the view of the unmanned aerial vehicle in the karst cave, is convenient for later-stage workers to analyze the karst cave, the illuminating lamp can provide light supplement effect for the camera, improves the shooting definition of the camera in the dark karst cave space, and the telescopic link can be adjusted the height of camera, can adjust the shooting height of camera according to specific in service behavior.
3: according to the invention, the unmanned aerial vehicle enters the karst cave, the air in the karst cave is detected and analyzed by the infrared gas analyzer, the metal detection probe is matched with a drill bit to detect metal elements in soil, the unmanned aerial vehicle is not influenced by the terrain in the karst cave in the free flight process, the unmanned aerial vehicle can go deep into the karst cave at all angles and depths, the comprehensive detection can be carried out in the karst cave, the safety guarantee is provided for the later worker to enter the cave to detect, the soil or water in the karst cave can be brought out of the karst cave through the unmanned aerial vehicle and the collection box to carry out later-stage precise detection, the unmanned aerial vehicle has a detection function, the function of bringing out a detection sample from the karst cave is also realized, the accurate detection is carried out by using the brought-out object, and the understanding degree of the worker on various substances in the newly developed karst cave in the closed space can be improved.
Drawings
Fig. 1 is an isometric view of a device for detecting substances in an enclosed space according to the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
FIG. 3 is an isometric view of a device for detecting substances in an enclosed space according to the present invention;
FIG. 4 is a sectional view of a device for detecting a substance in a closed space according to the present invention;
FIG. 5 is a partial enlarged view of portion B of FIG. 4;
FIG. 6 is a schematic structural diagram of a fixing plate of the device for detecting a substance in an enclosed space according to the present invention;
FIG. 7 is a front view of a device for detecting substances in a closed space according to the present invention;
fig. 8 is a schematic diagram of the connection between the electromagnet and the rubber block of the device for detecting a substance in an enclosed space according to the present invention.
In the figure: 1. an unmanned aerial vehicle; 2. mounting a plate; 3. a slide bar; 4. a spring; 5. a transverse plate; 6. a sliding sleeve; 7. a protective shell; 8. fixing the rod; 9. a rotating shaft; 10. an infrared gas analyzer; 11. a connecting plate; 12. a connecting disc; 13. a first bearing; 14. a screw conveying blade; 15. a fixing plate; 16. a collection box; 17. a drill bit; 18. an electromagnet; 19. a telescopic rod; 20. mounting grooves; 21. a motor; 22. a mounting ring; 23. a camera; 24. an illuminating lamp; 25. a reinforcing bar; 26. a belt pulley; 27. a connecting shaft; 28. a gear; 29. a leaf plate; 30. a rubber block; 31. a shaft sleeve; 32. a toothed ring; 33. and (7) installing the block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-8, the device for detecting the substances in the closed space comprises an unmanned aerial vehicle 1, wherein the bottom of the body of the unmanned aerial vehicle 1 is connected with a transverse plate 5 through a buffer mechanism, the bottom of the transverse plate 5 is rotatably provided with a collecting mechanism, and the top of the body of the unmanned aerial vehicle 1 is provided with a detection mechanism;
collect the mechanism and include pivot 9, auger delivery blade 14, drill bit 17 and connection pad 12, pivot 9 rotates and sets up in diaphragm 5 bottom, 14 spiral covers of auger delivery blade are established at pivot 9 outer wall, drill bit 17 is installed in pivot 9 bottom, drill bit 17 outer wall is seted up flutedly, install metal detection probe in the recess, connection pad 12 rotates and cup joints at pivot 9 outer wall, connection pad 12 top is fixed with dead lever 8, 8 top rigid couplings of dead lever are in diaphragm 5 bottoms, 5 bottoms of diaphragm are provided with and connect the subassembly.
As a technical optimization scheme of the invention, the receiving assembly comprises two connecting plates 11 fixed at the bottom of a transverse plate 5, a fixing plate 15 is fixed at the bottom ends of the two connecting plates 11, two collecting boxes 16 are mounted on the fixing plate 15, the two collecting boxes 16 are respectively positioned at two sides of a spiral conveying blade 14, the two collecting boxes 16 can be used for conveniently collecting soil particles conveyed upwards by the spiral conveying blade 14, a certain distance exists between the collecting boxes 16 and the spiral conveying blade 14, soil drilled by a drill bit 17 is scattered around under the action of the blocking of the connecting plate 12 and the centrifugal force of the spiral conveying blade 14, block soil of the block soil falls on the ground again due to short throwing distance under the action of the gravity of the block soil, and finer granular soil falls in the collecting boxes 16 due to the smaller throwing distance of the gravity of the block soil and can be collected, the later stage staff of being convenient for detects it, also reduces the earth weight that unmanned aerial vehicle 1 carried simultaneously.
According to the technical optimization scheme, the fixing plate 15 is provided with the through hole, the spiral conveying blade 14 is located in the through hole, two ends of the spiral conveying blade 14 extend to the outer side of the through hole, the collecting box 16 is provided with the taking and placing opening, the collecting box 16 is located below the connecting disc 12, and the taking and placing opening formed in the collecting box 16 can facilitate the unmanned aerial vehicle 1 to take out soil or water collected in the collecting box 16 after flying out of the karst cave in the later period.
As a technical optimization scheme of the invention, the motor 21 is arranged at the bottom of the transverse plate 5, the output shaft of the motor 21 is connected with the rotating shaft 9, the rotating shaft 9 is positioned below the motor 21, the protective shell 7 is arranged at the bottom of the transverse plate 5, the motor 21 is positioned in the protective shell 7, the protective shell 7 can protect the motor 21, the damage caused by the impact of soil and the splashing of water when the soil or water is collected is avoided, and the protection performance of the motor 21 is improved.
As a technical optimization scheme of the invention, the lateral surface of the transverse plate 5 is fixedly provided with the mounting block 33, the bottom of the mounting block 33 is rotatably connected with the connecting shaft 27, the bottom end of the connecting shaft 27 is fixedly provided with the gear 28, the bottom of the fixing plate 15 is rotatably connected with the gear ring 32, and the gear ring 32 is rotatably mounted with the fixing plate 15 through the second bearing. The helical conveying blade 14 passes through the toothed ring 32, the fixing plate 15 and the second bearing to rotate normally in use. The outer ring of the second bearing is sleeved in the gear ring 32 and fixedly connected with the gear ring 32, and the upper end of the inner ring of the second bearing is fixedly connected with the bottom of the fixing plate 15 through a plurality of vertical rods. The ring gear 32 meshes with gear 28, screw conveying blade 14 is located ring gear 32 inner circle, connecting axle 27 outer wall rotates and has cup jointed axle sleeve 31, axle sleeve 31 outer wall is fixed with stiffener 25, stiffener 25 tip rigid coupling is in connecting plate 11 side, ring gear 32 bottom articulates there are two flabellum boards 29, two flabellum board 29 bottom articulates there is mutually supported electro-magnet 18, electro-magnet 18 surface covers has rubber block 30, all install belt pulley 26 on motor 21's the output shaft and the connecting axle 27, two belt pulleys 26 pass through the belt meshing.
As a technical optimization scheme of the invention, the connecting disc 12 is positioned above the spiral conveying blade 14, an opening is formed in the connecting disc 12, the first bearing 13 is installed in the opening, the rotating shaft 9 is installed on the inner ring of the first bearing 13, the first bearing 13 can provide supporting and guiding functions for the rotating shaft 9, and the stability of the rotating shaft 9 during rotation is improved.
As a technical optimization scheme of the invention, the detection mechanism comprises a mounting groove 20 arranged at the top of the body of the unmanned aerial vehicle 1, a telescopic rod 19 is arranged in the mounting groove 20, a piston rod of the telescopic rod 19 extends above the mounting groove 20 and is connected with a camera 23, the telescopic rod 19 and the camera 23 on the body of the unmanned aerial vehicle 1 are matched for use, the structure and the structure in the karst cave can be conveniently shot, later-stage workers can conveniently analyze the structure and the structure, the visibility of the unmanned aerial vehicle 1 in the karst cave can be recorded, and the later-stage workers can conveniently analyze the karst cave.
As a technical optimization scheme of the invention, the tail end of the piston rod of the telescopic rod 19 is fixedly connected with a mounting ring 22, the camera 23 is mounted at the top of the mounting ring 22, the outer wall of the mounting ring 22 is provided with a plurality of illuminating lamps 24, the top of the unmanned aerial vehicle 1 body is provided with the infrared gas analyzer 10, the illuminating lamps 24 can provide a light supplementing effect for the camera 23, the shooting definition of the camera 23 in a dark karst cave space is improved, the telescopic rod 19 can adjust the height of the camera 23, and the shooting height of the camera 23 can be adjusted according to specific use conditions.
As a technical optimization scheme of the invention, the buffering mechanism comprises a mounting plate 2 mounted at the bottom of the body of the unmanned aerial vehicle 1, two sliding rods 3 are fixed at the bottom of the mounting plate 2, a transverse plate 5 is slidably sleeved on the two sliding rods 3, a spring 4 is connected between the mounting plate 2 of the transverse plate 5, the sliding rods 3 are positioned at the inner ring of the spring 4, the bottom ends of the two sliding rods 3 are respectively fixed with a limiting block, the limiting blocks are positioned at the bottom of the transverse plate 5, and through the matching use of the mounting plate 2, the sliding rods 3, the spring 4 and the transverse plate 5, a buffering force can be provided for the lower drill bit 17 during soil drilling, the situation that the unmanned aerial vehicle 1 shakes and crashes due to rigid impact when the lower drill bit 17 is initially contacted with soil is avoided, and the stability of the unmanned aerial vehicle 1 when the drill bit 17 is contacted with ground soil is improved.
As a technical optimization scheme of the invention, the transverse plate 5 is provided with two mounting holes, sliding sleeves 6 are respectively arranged in the two mounting holes, and the two sliding rods 3 are respectively arranged in the two sliding sleeves 6 in a sliding manner.
The infrared gas analyzer of the invention has the following model: NK-190 head air gas analyzer.
The metal detector with the metal detection probe in wireless connection in the invention has the following model: LD-ZSE
Soil heavy metal detector.
When the metal detection device is used, the metal detection probe is wirelessly connected with an external metal detector, the unmanned aerial vehicle 1 flies into the karst cave, and when soil in the karst cave needs to be detected, the unmanned aerial vehicle 1 is hovered above the soil on the ground detected by the bag; the motor 21 is started, the rotating speed of the motor 21 is controlled to rotate at a low speed, the output shaft of the motor 21 drives the rotating shaft 9 to rotate, the rotating shaft 9 drives the spiral conveying blades 14 and the drill bit 17 to rotate, the output shaft of the motor 21 drives the two belt pulleys 26 to rotate so that the connecting shaft 27 rotates, the connecting shaft 27 drives the gear 28 to rotate so that the toothed ring 32 rotates, and the unmanned aerial vehicle 1 is enabled to move downwards to the bottom end of the rubber block 30 and stop after contacting with the ground.
Separate two electro-magnets 18 outage, the ring gear 32 is at gear 28, connecting axle 27, belt pulley 26 and motor 21's effect drives the rotatory flabellum board 29 that makes two electro-magnets 18 rotatory, electro-magnet 18 drives the rubber block 30 rotatory and bumps with subaerial stone etc. of drill bit 17 below, can sweep away subaerial debris of drill bit 17 below, guarantee that drill bit 17 is not influenced by debris when boring soil to below ground earth, simultaneously can sweep away the superficial settlement on ground earth surface, guarantee that the earth that drill bit 17 bored out is the inside earth in solution cavity ground, guarantee to collect the primitive degree of the earth sample in collecting box 16 through drill bit 17 and screw conveying blade 14, thereby improve the detection precision of later stage to sample earth.
The unmanned aerial vehicle 1 is moved upwards, the rotating speed of the motor 21 is increased simultaneously, the fan blade plate 29, the electromagnet 18 and the rubber block 30 rotate along with the gear ring 32 with the same increased rotating speed after the rotating speed of the motor 21 is increased, so that the fan blade plate 29 and the rubber block 30 gradually form a horizontal state under the action of centrifugal force, and the fan blade plate 29 and the rubber block 30 are in the horizontal state, so that the influence of the drill bit 17 on soil drilling on the ground below can be avoided; when unmanned aerial vehicle 1 shifts up and motor 21 rotational speed increases, rubber block 30 does the circumferential direction when subaerial removes to opposite direction gradually, can sweep surrounding debris all around, two rubber block 30 levels after moving up to a take the altitude and motor 21 rotational speed reach the certain speed until unmanned aerial vehicle 1.
The unmanned aerial vehicle 1 gradually descends until the drill bit 17 is in contact with ground soil, when the drill bit 17 is in contact with the ground soil, a buffer force is provided for the lower drill bit 17 during soil drilling through the matching use of the mounting plate 2, the slide rod 3, the spring 4 and the transverse plate 5, the unmanned aerial vehicle 1 is prevented from shaking and falling down due to rigid impact when the lower drill bit 17 is initially in contact with the soil, and the stability of the unmanned aerial vehicle 1 when the drill bit 17 is in contact with the ground soil is improved; at the moment, the drill bit 17 breaks the earth on the ground, the drilled earth is conveyed upwards through the spiral conveying blade 14, the earth scatters the earth drilled by the drill bit 17 to the periphery under the action of the blocking of the connecting disc 12 and the centrifugal force of the spiral conveying blade 14, the massive earth is thrown out by the heavy action of the gravity of the massive earth and falls on the ground again, the fine granular earth falls in the collecting box 16, the later-stage workers can conveniently detect the fine granular earth, and the weight of the earth carried by the unmanned aerial vehicle 1 is reduced; rotatory flabellum 29 rotatory in-process produces certain wind-force to the below simultaneously, can blow the raise dust that produces when boring soil to drill bit 17, avoids the raise dust that drill bit 17 produced to get into the unmanned aerial vehicle 1 organism of top in and causes the influence to unmanned aerial vehicle 1, improves the protectiveness to unmanned aerial vehicle 1 when boring soil.
When the drill bit 17 drills soil, the metal detection probe installed in the groove formed in the outer wall of the drill bit can detect metal in the soil, metal elements contained in the soil in the karst cave can be detected, and the unmanned aerial vehicle 1 can be matched to conduct all-dimensional detection in the karst cave.
Meanwhile, the unmanned aerial vehicle 1 can move downwards to enable the collecting box 16 to sink into a water pit in the karst cave to collect water, when the water in the water pit in the karst cave is collected, the fan blade plate 29 and the rubber block 30 can be used for rotating, the water plants, impurities and the like on the surface of the water prepared to be collected below the unmanned aerial vehicle 1 are swept around by the fan blade plate 29 and the rubber block 30, the occupied space in the collecting box 16 is prevented from being collected by mistake, the solid and liquid substances in the karst cave can be collected by the fan blade plate 29 and the rubber block 30, the substances in the karst cave can be conveyed out of the karst cave to be accurately analyzed and detected, the detection precision of the substances in the karst cave is improved, and the later-stage personnel are improved in the cave surveying safety and the understanding degree.
The telescopic rod 19 and the illuminating lamp 24 are started, the piston rod of the telescopic rod 19 pushes the mounting ring 22 to move upwards until the camera 23 extends out of the mounting groove 20 formed in the body of the unmanned aerial vehicle 1, and the telescopic rod 19 and the camera 23 on the body of the unmanned aerial vehicle 1 are matched for use, so that the structure and the structure in the cave in the karst cave can be conveniently shot, and later-period workers can conveniently analyze the structure; the view of the unmanned aerial vehicle 1 in the karst cave can be recorded, so that later-period workers can analyze the karst cave conveniently; light 24 can provide the light filling effect for camera 23, improves the definition that camera 23 shot in the solution cavity space of dark, and makes things convenient for outside staff to see the structure of inside clearly through camera 23, and telescopic link 19 can highly adjust camera 23, can adjust camera 23's shooting height according to specific in service behavior.
Utilize unmanned aerial vehicle 1 to get into the solution cavity, carry out the detection and analysis through infrared gas analyzer 10 to the air in the solution cavity, its cooperation drill bit 17 is surveyed the metal element in earth when boring, it is not influenced by topography in the solution cavity at unmanned aerial vehicle 1 free flight in-process, can go deep into each angle and degree of depth in the solution cavity and survey, can all-roundly survey in the solution cavity, it provides the safety guarantee to advance the hole detection for later stage staff, and can carry out later stage precision detection with earth in the solution cavity or water through unmanned aerial vehicle 1 and collection box 16 carry out the solution cavity, it not only has the detection function, still possess the function of taking out the detection sample in the solution cavity, utilize the material object of taking out to carry out the precision detection, can improve the degree of understanding of staff to each material in the confined space solution cavity of just developing.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A device for detecting substances in a closed space comprises an unmanned aerial vehicle (1) and is characterized in that the bottom of the body of the unmanned aerial vehicle (1) is connected with a transverse plate (5) through a buffer mechanism, a collecting mechanism is rotatably arranged at the bottom of the transverse plate (5), and a detecting mechanism is arranged at the top of the body of the unmanned aerial vehicle (1);
collect mechanism including pivot (9), auger delivery blade (14), drill bit (17) and connection pad (12), pivot (9) are rotated and are set up in diaphragm (5) bottom, auger delivery blade (14) spiral shell is established at pivot (9) outer wall, install in pivot (9) bottom drill bit (17) outer wall and have been seted up flutedly, install metal detection probe in the recess, connection pad (12) are rotated and are cup jointed at pivot (9) outer wall, connection pad (12) top is fixed with dead lever (8), dead lever (8) top rigid coupling is in diaphragm (5) bottom, diaphragm (5) bottom is provided with to connect gets the subassembly.
2. The device for detecting the substances in the closed space according to claim 1, wherein the receiving assembly comprises two connecting plates (11) fixed at the bottom of the transverse plate (5), a fixing plate (15) is fixed at the bottom ends of the two connecting plates (11), two collecting boxes (16) are mounted on the fixing plate (15), and the two collecting boxes (16) are respectively located at two sides of the spiral conveying blade (14).
3. The device for detecting the substances in the closed space according to claim 2, wherein the fixing plate (15) is provided with a through hole, the spiral conveying blade (14) is positioned in the through hole, both ends of the spiral conveying blade (14) extend to the outer side of the through hole, the collecting box (16) is provided with a taking and placing opening, and the collecting box (16) is positioned below the connecting disc (12).
4. The device for detecting the substances in the closed space according to claim 1, wherein a motor (21) is installed at the bottom of the transverse plate (5), an output shaft of the motor (21) is connected with a rotating shaft (9), the rotating shaft (9) is located below the motor (21), a protective shell (7) is installed at the bottom of the transverse plate (5), and the motor (21) is located in the protective shell (7).
5. The device for detecting the substances in the closed space according to claim 4, wherein a mounting block (33) is fixed on the lateral surface of the transverse plate (5), a connecting shaft (27) is rotatably connected to the bottom of the mounting block (33), a gear (28) is fixed at the bottom end of the connecting shaft (27), a toothed ring (32) is rotatably connected to the bottom of the fixing plate (15), the toothed ring (32) is meshed with the gear (28), the spiral conveying blade (14) is positioned at the inner ring of the toothed ring (32), a shaft sleeve (31) is rotatably sleeved on the outer wall of the connecting shaft (27), a reinforcing rod (25) is fixed on the outer wall of the shaft sleeve (31), the end part of the reinforcing rod (25) is fixedly connected to the lateral surface of the connecting plate (11), two fan blade plates (29) are hinged to the bottom of the toothed ring (32), electromagnets (18) which are mutually matched are hinged to the bottom ends of the two fan blade plates (29), and a rubber block (30) covers the outer surface of the electromagnets (18), both an output shaft of the motor (21) and the connecting shaft (27) are provided with belt pulleys (26), and the two belt pulleys (26) are meshed through a belt.
6. The device for detecting the substances in the closed space as claimed in claim 1, wherein the connecting disc (12) is positioned above the spiral conveying blade (14), the connecting disc (12) is provided with an opening, a first bearing (13) is arranged in the opening, and the rotating shaft (9) is arranged at the inner ring of the first bearing (13).
7. The device for detecting the substances in the closed space according to claim 1, wherein the detection mechanism comprises a mounting groove (20) formed in the top of the body of the unmanned aerial vehicle (1), a telescopic rod (19) is mounted in the mounting groove (20), and a piston rod of the telescopic rod (19) extends above the mounting groove (20) and is connected with a camera (23).
8. The device for detecting the substances in the closed space according to claim 7, wherein a mounting ring (22) is fixedly connected to the tail end of a piston rod of the telescopic rod (19), the camera (23) is mounted at the top of the mounting ring (22), a plurality of illuminating lamps (24) are mounted on the outer wall of the mounting ring (22), and the infrared gas analyzer (10) is mounted at the top of the unmanned aerial vehicle (1) body.
9. The device for detecting the substances in the closed space, according to claim 1, is characterized in that the buffering mechanism comprises a mounting plate (2) installed at the bottom of the body of the unmanned aerial vehicle (1), two sliding rods (3) are fixed at the bottom of the mounting plate (2), a transverse plate (5) is slidably sleeved on the two sliding rods (3), a spring (4) is connected between the transverse plate (5) and the mounting plate (2), the sliding rods (3) are located at the inner ring of the spring (4), and limit blocks are fixed at the bottom ends of the two sliding rods (3) and located at the bottom of the transverse plate (5).
10. The device for detecting the substances in the closed space according to claim 9, wherein the transverse plate (5) is provided with two mounting holes, sliding sleeves (6) are respectively mounted in the two mounting holes, and the two sliding rods (3) are respectively slidably mounted in the two sliding sleeves (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210136706.5A CN114486795A (en) | 2022-02-15 | 2022-02-15 | Device for detecting substances in closed space |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210136706.5A CN114486795A (en) | 2022-02-15 | 2022-02-15 | Device for detecting substances in closed space |
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| Publication Number | Publication Date |
|---|---|
| CN114486795A true CN114486795A (en) | 2022-05-13 |
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ID=81480998
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210136706.5A Withdrawn CN114486795A (en) | 2022-02-15 | 2022-02-15 | Device for detecting substances in closed space |
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| Country | Link |
|---|---|
| CN (1) | CN114486795A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115096671A (en) * | 2022-08-22 | 2022-09-23 | 常州市富运环境工程设备有限公司 | Wisdom building site is with atmospheric environment quality on-line monitoring measuring device |
| CN116952880A (en) * | 2023-08-07 | 2023-10-27 | 江苏省环境科学研究院 | Detection system and detection method suitable for various media |
-
2022
- 2022-02-15 CN CN202210136706.5A patent/CN114486795A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115096671A (en) * | 2022-08-22 | 2022-09-23 | 常州市富运环境工程设备有限公司 | Wisdom building site is with atmospheric environment quality on-line monitoring measuring device |
| CN115096671B (en) * | 2022-08-22 | 2022-10-28 | 常州市富运环境工程设备有限公司 | Wisdom building site is with atmospheric environment quality on-line monitoring measuring device |
| CN116952880A (en) * | 2023-08-07 | 2023-10-27 | 江苏省环境科学研究院 | Detection system and detection method suitable for various media |
| CN116952880B (en) * | 2023-08-07 | 2024-03-15 | 江苏省环境科学研究院 | Detection system and detection method suitable for various media |
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