CN113777234B - Prevent that dust from getting into atmospheric observation device that can self priming change windward angle - Google Patents
Prevent that dust from getting into atmospheric observation device that can self priming change windward angle Download PDFInfo
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- CN113777234B CN113777234B CN202111011610.8A CN202111011610A CN113777234B CN 113777234 B CN113777234 B CN 113777234B CN 202111011610 A CN202111011610 A CN 202111011610A CN 113777234 B CN113777234 B CN 113777234B
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- 239000000428 dust Substances 0.000 title claims abstract description 42
- 230000008859 change Effects 0.000 title description 5
- 230000037452 priming Effects 0.000 title description 3
- 238000004140 cleaning Methods 0.000 claims abstract description 21
- 230000017525 heat dissipation Effects 0.000 claims description 18
- 230000007246 mechanism Effects 0.000 claims description 18
- 238000009423 ventilation Methods 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000007790 scraping Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 6
- 238000001514 detection method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 208000034699 Vitreous floaters Diseases 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001658 differential optical absorption spectrophotometry Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000004451 qualitative analysis Methods 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
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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
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/24—Suction devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0029—Cleaning of the detector
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Abstract
The invention discloses an atmosphere observation device capable of preventing dust from entering and self-sucking and changing windward angle, which comprises a shell, wherein the shell is a main outer frame structure of equipment, an air analyzer and a control box are respectively arranged in the shell, and the control box is positioned at the right end of the air analyzer; the wind speed detector is arranged on the opposite face of the wind speed detector, one end of the wind direction detector is fixed at the upper end of the shell, and a movable disc is arranged at the top end of the support frame. This prevent that dust from getting into can inhaling atmospheric observation device that changes windward angle, the carriage of setting not only can remove with aviation baffle internal surface, can also utilize the cleaning roller of surface to clean the aviation baffle to can play inside and outside clear effect, increase air collection efficiency, reduce the influence of dust to equipment.
Description
Technical Field
The invention relates to the technical field of atmospheric environment observation, in particular to an atmospheric observation device capable of preventing dust from entering and changing windward angle in a self-suction way.
Background
Along with the continuous development of the economic level of China, the environmental pollution problem becomes increasingly prominent problem related to the economic sustainable development and national health, how to accurately, qualitatively and quantitatively analyze pollutant gas in the atmosphere and timely take control measures is particularly necessary, and the passive multi-axis DOAS observation system adopts the solar light source and adopts the differential absorption method to carry out qualitative and quantitative analysis on regional atmospheric pollutants.
However, various atmospheric environmental pollution monitoring devices are proposed in the market, but the following problems still exist;
1. the windward side is fixed in the device, so that the windward side is inconvenient to change according to the wind direction, the concentration of the content in the collected air is influenced, the air collection efficiency is reduced, and the observation accuracy is influenced;
2. the dustproof structure can accumulate a large amount of dust after long-term use, and the accumulated dust and foreign matters can directly influence the air detection result, and meanwhile, rain and snow can penetrate into the observation device in rainy and snowy weather, so that the normal operation of equipment is influenced;
3. when natural wind power is small, the collected air quantity is limited, and the air quantity required by normal observation cannot be met, so that the observation work on the atmosphere cannot be accurately performed, and therefore, an atmosphere observation device capable of automatically absorbing dust and changing the windward angle is required to be prevented.
Disclosure of Invention
The invention aims to provide an atmosphere observation device capable of automatically absorbing and changing a windward angle, which aims to solve the problems that in the prior art, the windward surface is fixed in the device, the windward surface is inconvenient to change according to the wind direction, so that the concentration of the collected air contained in the air is affected, the air collection efficiency is reduced, the observation accuracy is affected, a dust-proof structure can accumulate a large amount of dust after long-term use, the accumulated dust and foreign matters can directly influence the air detection result, meanwhile, in rainy and snowy days, the rainy and snowy days can go deep into the inside of the observation device, the normal operation of equipment is affected, and when the natural wind force is small, the collected air quantity is limited, the air flow required by normal observation cannot be met, and thus the observation work cannot be accurately carried out on the atmosphere.
In order to achieve the above purpose, the present invention provides the following technical solutions: an atmospheric observation device capable of self-priming changing windward angle for preventing dust from entering, comprising:
the shell is a main outer frame structure of the equipment, an air analyzer and a control box are respectively arranged in the shell, and the control box is positioned at the right end of the air analyzer;
the wind speed detector is arranged on the opposite face of the wind speed detector, one end of the wind direction detector is fixed at the upper end of the shell, and the top end of the support frame is provided with a movable disc;
the conveying pipe is positioned at the upper end of the shell, a driven gear is arranged on the outer surface of the conveying pipe, and one end of the conveying pipe penetrates through the shell and is connected with the air analyzer;
the air deflector is positioned at the top end of the conveying pipe, a movable shaft is arranged in the air deflector, and air guide blades are annularly distributed on the outer surface of the movable shaft;
the servo motor is positioned in the support frame, one end of the servo motor is connected with a driving shaft, the tail end of the servo motor is provided with a ventilation plate, and one end of the ventilation plate penetrates through the inside of the shell;
the heat dissipation mechanism is positioned at the left end of the shell, the back of the heat dissipation mechanism is connected with a heat conduction pipe, and the top end of the heat dissipation mechanism is provided with a connector;
the first arc-shaped support is positioned on the outer surface of one end of the air deflector, a connecting rod is arranged on the outer surface of the first arc-shaped support, the first arc-shaped support is connected with the air deflector through the connecting rod, a sliding rail is arranged in the first arc-shaped support, and a sliding frame is connected to the outer surface of the sliding rail;
the guide seats are positioned at the upper end and the lower end of the air deflector, the top ends of the guide seats are provided with connecting shafts, and the outer surfaces of the connecting shafts are respectively provided with windward blades and pinions.
As the preferable technical scheme of the invention, the baffle is connected in the guide seat, miniature tooth blocks are distributed at equal intervals on the top end of the baffle, the miniature tooth blocks are connected with the pinion in a meshed manner, and a cleaning scraping plate is arranged on the outer surface of one end of the baffle.
By adopting the technical scheme, the baffle plate connected with the inside of the guide seat can block liquid in rainy and snowy days, and is meshed with the pinion through the miniature tooth blocks on the outer surface of the baffle plate, so that the baffle plate can slide inside the guide seat by means of wind power, and dust can be removed from the outer surface of the dust screen through the cleaning scraping plate in the sliding process.
As the preferable technical scheme of the invention, the inside of the air deflector is connected with the fixing frame, the inside of the fixing frame is provided with the dust screen, the outer surface of the fixing frame is provided with the guide rail, the air deflector and the baffle form a sliding structure through the guide rail, and the air deflector is identical with the arc of the baffle.
By adopting the technical scheme, the fixing frame is arranged inside the air deflector to fix the dust screen, the dust screen filters foreign matters, and the guide rail on the outer surface of the air deflector guides and fixes the baffle, so that the baffle can slide along the outer surface of the baffle, and cleaning work of the dust screen is facilitated.
As the preferable technical scheme of the invention, the inside of the connector is movably connected with the exhaust pipe, the outer surface of the exhaust pipe is provided with the air pump, the air pump is fixed at the top end of the shell, the inside of the exhaust pipe is distributed with nozzles at equal intervals, and the exhaust pipe is in fit connection with the fixing frame.
By adopting the technical scheme, the connector and the exhaust pipe can be split, connection is convenient, the exhaust pipe is under the pressure increase of the air pump, hot air exhausted by the heat dissipation mechanism is conveyed to the outer surface of the front end of the air deflector, dust at the front end of the air deflector can be removed, snow and water accumulated at the front end of the air deflector can be dried in rainy and snowy weather, air inlet blockage is avoided, and accordingly overall practicability is improved.
As a preferable technical scheme of the invention, a driving gear is arranged on the outer surface of the driving shaft, the driving gear is connected with a driven gear, the driven gear is in clamping connection with a conveying pipe, one end of the conveying pipe is movably connected with a shell, one end of the conveying pipe is fixedly connected with the inside of an air deflector, the conveying pipe is in sliding connection with a movable disc, the diameter of the movable disc is directly larger than that of the conveying pipe, and reinforcing ribs are annularly distributed on the outer surface of the movable disc.
By adopting the technical scheme, the driving shaft rotates the driving gear, the driving gear is meshed with the driven gear, and the conveying pipe rotates along the top surface of the shell under the control of the servo motor, so that the windward direction of the air deflector can be adjusted, the conveying pipe is assisted to rotate by the movable disc in the adjusting process, and the supporting stability of the conveying pipe is improved.
As the preferable technical scheme of the invention, the outer surface of the connecting shaft is symmetrically provided with the windward blade and the pinion respectively, the connecting shaft is connected with the baffle plate through the pinion and the miniature tooth block, and the baffle plate is respectively in fit sliding connection with the air deflector and the dust screen.
By adopting the technical scheme, the connecting shaft passes through the windward blade and the pinion which are arranged, when wind force influences the windward blade, the windward blade drives the connecting shaft to synchronously rotate with the pinion, and the pinion and the miniature tooth block are in meshed transmission, so that the baffle can be controlled, the baffle can be moved and adjusted by utilizing wind force, and the overall flexibility of the equipment is improved.
As the preferable technical scheme of the invention, the first arc-shaped bracket and the second arc-shaped bracket are of the same structure, the first arc-shaped bracket and the second arc-shaped bracket are distributed in a mirror image manner about the central vertical line of the air deflector, and the central points of the first arc-shaped bracket and the second arc-shaped bracket are positioned on the same horizontal line with the central point of the air deflector.
By adopting the technical scheme, the first arc-shaped support and the second arc-shaped support are fixed at the left end and the right end of the air deflector through the connecting rods, and according to the shape structures of the air deflector and the first arc-shaped support and the second arc-shaped support, the transmission structures inside the first arc-shaped support and the second arc-shaped support can move along the inner surface of the air deflector, so that the moving stability is improved.
As the preferable technical scheme of the invention, fixed tooth blocks are annularly distributed on the inner surfaces of the first arc-shaped support and the second arc-shaped support, the fixed tooth blocks are connected with a linkage gear in a meshed manner, the middle end of the linkage gear is connected with a rotating shaft, one end of the rotating shaft is connected with a stepping motor, the outer surface of the rotating shaft is provided with a cleaning roller, the cleaning roller is in fit connection with the inner surface of an air deflector, the stepping motor is fixedly connected with a sliding frame, the radian of the left end and the right end of the sliding frame is the same as that of the inner surfaces of the first arc-shaped support and the second arc-shaped support, and the sliding frame and a sliding rail form a sliding structure.
By adopting the technical scheme, the step motor drives the rotating shaft to drive the linkage gear to drive the fixed tooth block, the linkage gear drives the fixed tooth block, and the sliding rail guides and moves the whole sliding frame, so that the whole sliding frame slides along the inner surface of the first arc-shaped bracket, and meanwhile, in the rotating process of the rotating shaft, the inner surface of the air deflector is cleaned by the cleaning roller on the outer surface of the rotating shaft, and the influence of floaters such as dust accumulated in the air deflector on the air detection result is avoided.
Compared with the prior art, the invention has the beneficial effects that: this prevent dust from getting into atmospheric observation device that can self priming change windward angle:
1. through increasing the baffle at the aviation baffle front end, the tooth piece that the baffle surface set up and the inside gear that sets up of guide holder intermesh, the gear is through pivot and windward blade interconnect, under the effect of wind power, can make the baffle remove along the aviation baffle front end, utilize the cleaning scraper blade of baffle bottom to clear away the dust of aviation baffle front end, and set up by dustproof construction in the aviation baffle, utilize the inside motor drive gear of carriage to rotate, the tooth piece in arc support is rotatory with the gear, when making the pivot rotate, not only can remove with the aviation baffle internal surface, can also utilize the cleaning roller of surface to clean the aviation baffle, thereby can play inside and outside clean effect, air collection efficiency has been increased, reduce the influence of dust to equipment;
2. through increasing the power equipment interconnect of cooling body and device inside, can reduce the influence of heat to the equipment operation to can utilize the heat of emission, make the heat carry the aviation baffle front end from the discharge tube, avoid ponding or snow to cause the jam to the income wind gap of aviation baffle, reduce the influence of sleet weather to observation equipment with the mode of stoving, thereby increased holistic practicality.
Drawings
FIG. 1 is a schematic diagram of the overall front view of the present invention;
FIG. 2 is a schematic top view of the whole structure of the present invention;
FIG. 3 is a schematic side view of the air deflector and baffle plate of the present invention;
FIG. 4 is a schematic top view of the structure of the fixing frame and the baffle plate of the present invention;
FIG. 5 is a schematic diagram of the front view of the inside of the air deflector and the first arc bracket of the present invention;
FIG. 6 is a schematic top view of the first and second arc brackets according to the present invention;
fig. 7 is a schematic diagram of an internal side view of the heat dissipation mechanism of the present invention.
In the figure: 1. a housing; 101. an air analyzer; 102. a control box; 2. a support frame; 21. a movable plate; 22. a wind speed detector; 23. a wind direction detector; 24. reinforcing ribs; 3. an air deflector; 31. a movable shaft; 32. a fan blade; 4. a delivery tube; 41. a driven gear; 42. a drive gear; 43. a drive shaft; 5. a servo motor; 6. a heat dissipation mechanism; 61. a heat conduction pipe; 62. a ventilation board; 63. a connector; 64. an air pump; 65. an exhaust pipe; 66. a nozzle; 7. a first arc-shaped bracket; 71. fixing the tooth block; 72. a carriage; 73. a rotating shaft; 74. a linkage gear; 75. a second arc-shaped bracket; 76. a stepping motor; 77. a cleaning roller; 78. a slide rail; 79. a connecting rod; 8. a guide seat; 81. a connecting shaft; 82. a windward blade; 83. a baffle; 84. a dust screen; 85. a fixing frame; 86. a guide rail; 87. a cleaning blade; 88. a pinion gear; 89. miniature tooth block.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, the present invention provides a technical solution: an atmospheric observation device capable of self-priming changing windward angle for preventing dust from entering, comprising:
the device comprises a shell 1, a control box 102 and an air analyzer 101, wherein the shell 1 is a main outer frame structure of the device, the air analyzer 101 and the control box 102 are respectively arranged in the shell 1, and the control box 102 is positioned at the right end of the air analyzer 101; the support frame 2 is positioned at the top end of the shell 1, the upper left end of the support frame 2 is provided with a wind speed detector 22, the opposite surface of the wind speed detector 22 is provided with a wind direction detector 23, one end of the wind direction detector 23 is fixed at the upper end of the shell 1, and the top end of the support frame 2 is provided with a movable disc 21; the conveying pipe 4 is positioned at the upper end of the shell 1, a driven gear 41 is arranged on the outer surface of the conveying pipe 4, and one end of the conveying pipe 4 penetrates through the shell 1 and is connected with the air analyzer 101; the air deflector 3 is positioned at the top end of the conveying pipe 4, a movable shaft 31 is arranged in the air deflector 3, and air guide blades 32 are annularly distributed on the outer surface of the movable shaft 31; the servo motor 5 is positioned in the support frame 2, one end of the servo motor 5 is connected with the driving shaft 43, the tail end of the servo motor 5 is provided with the ventilation plate 62, and one end of the ventilation plate 62 penetrates through the inside of the shell 1; the heat dissipation mechanism 6 is positioned at the left end of the shell 1, the back surface of the heat dissipation mechanism 6 is connected with a heat conduction pipe 61, and the top end of the heat dissipation mechanism 6 is provided with a connector 63; the first arc-shaped bracket 7 is positioned on the outer surface of one end of the air deflector 3, a connecting rod 79 is arranged on the outer surface of the first arc-shaped bracket 7, the first arc-shaped bracket 7 is connected with the air deflector 3 through the connecting rod 79, a sliding rail 78 is arranged in the first arc-shaped bracket 7, and a sliding frame 72 is connected to the outer surface of the sliding rail 78; the guide seats 8 are positioned at the upper end and the lower end of the air deflector 3, the top ends of the guide seats 8 are provided with connecting shafts 81, and the outer surfaces of the connecting shafts 81 are respectively provided with windward blades 82 and pinions 88.
The inside of the guide seat 8 is connected with a baffle 83, miniature tooth blocks 89 are distributed at equal intervals on the top end of the baffle 83, the miniature tooth blocks 89 are connected with a pinion 88 in a meshed manner, and a cleaning scraping plate 87 is arranged on the outer surface of one end of the baffle 83; the baffle 83 of guide holder 8 internal connection can block liquid in sleet weather to through the miniature tooth piece 89 and the pinion 88 meshing of baffle 83 surface be connected, can drive the baffle 83 inside the guide holder 8 with the help of wind-force, can remove dust to dust screen 84 surface through cleaning scraper blade 87 at the gliding in-process.
The inside of the air deflector 3 is connected with a fixing frame 85, a dust screen 84 is arranged in the fixing frame 85, a guide rail 86 is arranged on the outer surface of the fixing frame 85, the air deflector 3 and the baffle 83 form a sliding structure through the guide rail 86, and the air deflector 3 and the baffle 83 have the same arc shape; the inside mount 85 that sets up of aviation baffle 3 is fixed dust screen 84, and dust screen 84 filters the foreign matter, and the guided way 86 of aviation baffle 3 surface is fixed to the baffle 83 direction simultaneously, makes the baffle 83 can slide along the baffle 83 surface, is convenient for clean work to dust screen 84.
The inside of the connector 63 is movably connected with an exhaust pipe 65, the outer surface of the exhaust pipe 65 is provided with an air pump 64, the air pump 64 is fixed at the top end of the shell 1, nozzles 66 are distributed at equal intervals inside the exhaust pipe 65, and the exhaust pipe 65 is in fit connection with a fixing frame 85; the connector 63 can be split with blast pipe 65, is convenient for connect, and blast pipe 65 is under the pressure boost of air pump 64, carries the outer surface of aviation baffle 3 front end with the hot gas of cooling machanism 6 exhaust, not only can clear away the dust of aviation baffle 3 front end, can also dry snow and ponding to aviation baffle 3 front end when sleet weather to avoid leading to the air intake to block up, thereby has increased holistic practicality.
The outer surface of the driving shaft 43 is provided with a driving gear 42, the driving gear 42 is connected with a driven gear 41, the driven gear 41 is in clamping connection with the conveying pipe 4, one end of the conveying pipe 4 is movably connected with the shell 1, one end of the conveying pipe 4 is fixedly connected with the inside of the air deflector 3, the conveying pipe 4 is in sliding connection with the movable disc 21, the diameter of the movable disc 21 is directly larger than that of the conveying pipe 4, and reinforcing ribs 24 are annularly distributed on the outer surface of the movable disc 21; the driving shaft 43 rotates the driving gear 42, the driving gear 42 is meshed with the driven gear 41, the conveying pipe 4 rotates along the top surface of the shell 1 under the control of the servo motor 5, so that the windward direction of the air deflector 3 can be adjusted, and the conveying pipe 4 is assisted to rotate by the movable disc 21 in the adjusting process, so that the supporting stability of the conveying pipe 4 is improved.
The outer surface of the connecting shaft 81 is symmetrically provided with a windward blade 82 and a pinion 88 respectively, the connecting shaft 81 is connected with the baffle 83 through the pinion 88 and a miniature tooth block 89, and the baffle 83 is respectively attached to the air deflector 3 and the dust screen 84 in a sliding connection manner; the connecting shaft 81 drives the connecting shaft 81 and the pinion 88 to synchronously rotate when wind force influences the windward blade 82 through the windward blade 82 and the pinion 88, and the pinion 88 and the miniature tooth block 89 are in meshed transmission, so that the baffle 83 can be controlled, the baffle 83 can be moved and adjusted by wind force, and the overall flexibility of the equipment is improved.
The first arc-shaped support 7 and the second arc-shaped support 75 are of the same structure, the first arc-shaped support 7 and the second arc-shaped support 75 are distributed in a mirror image mode with respect to the central vertical line of the air deflector 3, and the central points of the first arc-shaped support 7 and the second arc-shaped support 75 are positioned on the same horizontal line with the central point of the air deflector 3; the first arc-shaped support 7 and the second arc-shaped support 75 are fixed at the left end and the right end of the air deflector 3 through the connecting rods 79, and according to the shape structures of the air deflector 3 and the first arc-shaped support 7 and the second arc-shaped support 75, the transmission structures inside the first arc-shaped support 7 and the second arc-shaped support 75 can move along the inner surface of the air deflector 3, so that the moving stability is improved.
The inner surfaces of the first arc-shaped support 7 and the second arc-shaped support 75 are annularly provided with fixed tooth blocks 71, the fixed tooth blocks 71 are meshed with a linkage gear 74, the middle end of the linkage gear 74 is connected with a rotating shaft 73, one end of the rotating shaft 73 is connected with a stepping motor 76, the outer surface of the rotating shaft 73 is provided with a cleaning roller 77, the cleaning roller 77 is in fit connection with the inner surface of the air deflector 3, the stepping motor 76 is fixedly connected with a sliding frame 72, the radian of the left end and the right end of the sliding frame 72 is the same as that of the inner surfaces of the first arc-shaped support 7 and the second arc-shaped support 75, and the sliding frame 72 and a sliding rail 78 form a sliding structure; the step motor 76 drives the rotating shaft 73 to drive the linkage gear 74, the linkage gear 74 and the fixed tooth block 71 are driven, the sliding rail 78 guides the whole sliding frame 72 to move, the whole sliding frame 72 slides along the inner surface of the first arc-shaped bracket 7, meanwhile, in the rotating process of the rotating shaft 73, the cleaning roller 77 on the outer surface of the rotating shaft 73 cleans the inner surface of the air deflector 3, and the air detection result is prevented from being influenced by floaters such as dust accumulated in the air deflector 3.
Working principle: when the atmospheric observation device capable of self-priming changing the windward angle is used, firstly, the windward direction of the air deflector 3 is regulated according to the direction pointed by the wind direction detector 23, the servo motor 5 is started to rotate the driving shaft 43 to control the driving gear 42, the driving gear 42 and the driven gear 41 are mutually meshed for transmission, the conveying pipe 4 is subjected to steering regulation along the movable disc 21 and drives the air deflector 3 to synchronously move, then wind gusts into the air deflector 3, under the action of wind force, the air deflector 32 in the air deflector 3 continuously rotates along the movable shaft 31, the air deflector 3 is in a negative pressure state, wind force is continuously sucked into the conveying pipe 4 to achieve the self-priming function, sucked gas is discharged into the air analyzer 101 for detection, the control box 102 is used for carrying out data transmission on detection data and results, and in the running process of equipment, the heat emitted by the servo motor 5 is discharged into the heat dissipation mechanism 6 through the heat conduction pipe 61, the heat emitted by the servo motor 5 is discharged into the tail end of the heat dissipation mechanism 6 from the ventilating plate 62, the heat dissipation mechanism 6 discharges the heat outside the device, when the rain and snow weather is met, the servo motor 5 is controlled to regulate the direction of the conveying pipe 4, the air deflector 3 is positioned in the upwind direction, under the influence of wind force, the windward blades 82 continuously rotate and drive the connecting shaft 81 to rotate, the connecting shaft 81 controls the pinion 88 and the miniature tooth block 89 to drive, the baffle 83 slides along the outer surface of the fixed frame 85 along the guide rail 86, the cleaning scraper 87 is matched to remove dust on the outer surface of the dust screen 84 in the moving process, the baffle 83 covers the front end of the air deflector 3, when the inside of the air deflector 3 is required to be cleaned, the stepping motor 76 is started to rotate the rotating shaft 73, the rotating shaft 73 drives the linkage gear 74 to drive with the fixed tooth block 71, so that the sliding frame 72 moves along the sliding rail 78 in an arc track, in the moving process, the cleaning roller 77 on the outer surface of the rotating shaft 73 cleans the inside of the air deflector 3, when the air collection is affected by rain and snow, the exhaust pipe 65 is inserted into the connector 63, hot air discharged by the heat dissipation mechanism 6 is transmitted into the inside of the exhaust pipe 65 and pressurized by the air pump 64, the nozzle 66 at one end of the exhaust pipe 65 ejects the hot air at the front end of the air deflector 3, a good drying effect is achieved, the heat dissipation mechanism 6 consists of a fan and a heat conduction plate, and the heat conduction plate is arranged at the tail end of the heat dissipation mechanism 6 and is connected with the heat conduction pipe 61, so that the overall practicability is improved.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. An atmospheric observation device capable of self-priming and changing windward angle for preventing dust from entering, comprising:
the device comprises a shell (1) and a control box (102), wherein the shell (1) is a main outer frame structure of the device, an air analyzer (101) and the control box (102) are respectively arranged in the shell (1), and the control box (102) is positioned at the right end of the air analyzer (101);
the wind speed detector (22) is arranged at the left upper end of the support frame (2), a wind direction detector (23) is arranged on the opposite surface of the wind speed detector (22), one end of the wind direction detector (23) is fixed at the upper end of the shell (1), and a movable disc (21) is arranged at the top end of the support frame (2);
the conveying pipe (4) is positioned at the upper end of the shell (1), a driven gear (41) is arranged on the outer surface of the conveying pipe (4), and one end of the conveying pipe (4) penetrates through the shell (1) and is connected with the air analyzer (101);
the air deflector (3) is positioned at the top end of the conveying pipe (4), a movable shaft (31) is arranged in the air deflector (3), and air guide blades (32) are annularly distributed on the outer surface of the movable shaft (31);
the servo motor (5) is positioned in the support frame (2), one end of the servo motor (5) is connected with a driving shaft (43), the tail end of the servo motor (5) is provided with a ventilation plate (62), and one end of the ventilation plate (62) penetrates through the inside of the shell (1);
the heat dissipation mechanism (6) is positioned at the left end of the shell (1), the back of the heat dissipation mechanism (6) is connected with a heat conduction pipe (61), and the top end of the heat dissipation mechanism (6) is provided with a connector (63);
the air deflector comprises a first arc-shaped support (7) and a second arc-shaped support, wherein the first arc-shaped support (7) is positioned on the outer surface of one end of the air deflector (3), a connecting rod (79) is arranged on the outer surface of the first arc-shaped support (7), the first arc-shaped support (7) is connected with the air deflector (3) through the connecting rod (79), a sliding rail (78) is arranged in the first arc-shaped support (7), and a sliding frame (72) is connected with the outer surface of the sliding rail (78);
the guide seats (8) are positioned at the upper end and the lower end of the air deflector (3), a connecting shaft (81) is arranged at the top end of each guide seat (8), and windward blades (82) and pinions (88) are respectively arranged on the outer surfaces of the connecting shafts (81);
the inside of the guide seat (8) is connected with a baffle (83), miniature tooth blocks (89) are distributed at equal intervals on the top end of the baffle (83), the miniature tooth blocks (89) are connected with a pinion (88) in a meshed mode, and a cleaning scraping plate (87) is arranged on the inner side of the baffle (83);
the air deflector (3) is internally connected with a fixing frame (85), a dust screen (84) is arranged in the fixing frame (85), a guide rail (86) is arranged on the outer surface of the fixing frame (85), the air deflector (3) and the fixing frame (85) form a sliding structure through the guide rail (86), and the air deflector (3) is identical to the arc shape of the baffle plate (83);
the connector (63) is internally and movably connected with an exhaust pipe (65), an air pump (64) is arranged on the outer surface of the exhaust pipe (65), the air pump (64) is fixed at the top end of the shell (1), nozzles (66) are distributed at equal intervals in the exhaust pipe (65), and the exhaust pipe (65) is in fit connection with a fixing frame (85);
the outer surface of the driving shaft (43) is provided with a driving gear (42), the driving gear (42) is connected with a driven gear (41) mutually, the driven gear (41) is connected with a conveying pipe (4) in a clamping way, one end of the conveying pipe (4) is movably connected with a shell (1), one end of the conveying pipe (4) is fixedly connected with the inside of the air deflector (3), the conveying pipe (4) is in sliding connection with a movable disc (21), the diameter of the movable disc (21) is directly larger than that of the conveying pipe (4), and reinforcing ribs (24) are annularly distributed on the outer surface of the movable disc (21);
the wind-facing blade type air conditioner is characterized in that windward blades (82) and pinions (88) are symmetrically arranged on the outer surface of the connecting shaft (81) respectively, the connecting shaft (81) is connected with the baffle plate (83) through the pinions (88) and the miniature tooth blocks (89), and the baffle plate (83) is respectively in fit sliding connection with the air deflector (3) and the dust screen (84).
2. An atmospheric observation device capable of self-priming changing windward angle for preventing dust from entering according to claim 1, wherein: the first arc-shaped support (7) and the second arc-shaped support (75) are of the same structure, the first arc-shaped support (7) and the second arc-shaped support (75) are distributed in a mirror image mode relative to the central vertical line of the air deflector (3), and the central points of the first arc-shaped support (7) and the second arc-shaped support (75) and the central point of the air deflector (3) are located on the same horizontal line.
3. An atmospheric observation device capable of self-priming changing windward angle for preventing dust from entering according to claim 1, wherein: the novel air conditioner is characterized in that fixed tooth blocks (71) are annularly distributed on the inner surfaces of the first arc-shaped support (7) and the second arc-shaped support (75), the fixed tooth blocks (71) are connected with a linkage gear (74) in a meshed mode, a rotating shaft (73) is connected to the middle end of the linkage gear (74), a stepping motor (76) is connected to one end of the rotating shaft (73), a cleaning roller (77) is arranged on the outer surface of the rotating shaft (73), the cleaning roller (77) is in fit connection with the inner surface of the air deflector (3), the stepping motor (76) is fixedly connected with a sliding frame (72), the radian of the left end and the right end of the sliding frame (72) is identical to that of the inner surfaces of the first arc-shaped support (7) and the second arc-shaped support (75), and the sliding frame (72) and a sliding rail (78) form a sliding structure.
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Citations (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10181341A (en) * | 1996-12-27 | 1998-07-07 | Zexel Corp | Cooling device |
| JP2000019081A (en) * | 1998-07-03 | 2000-01-21 | Nippon Mining & Metals Co Ltd | Sampling device for measuring constituent of exhaust gas |
| JP2012032080A (en) * | 2010-07-30 | 2012-02-16 | Mitsubishi Electric Corp | Air filter, cleaning unit for the air filter, and air conditioner using them |
| CN103877817A (en) * | 2014-03-27 | 2014-06-25 | 厦门联创达科技有限公司 | Integral type dedusting-deodorizing device in unloading hall of rubbish treatment station, and work flow of dedusting-deodorizing device |
| CN204741825U (en) * | 2015-03-04 | 2015-11-11 | 江苏大学 | Combine harvester cleans dirt percentage adaptive control device |
| CN105579687A (en) * | 2013-06-28 | 2016-05-11 | 埃克森美孚上游研究公司 | Systems and methods for controlling exhaust gas flow in exhaust gas recirculation gas turbine systems |
| JP2017018887A (en) * | 2015-07-10 | 2017-01-26 | 三光株式会社 | Cleaning device of insect screen |
| JP2017213558A (en) * | 2016-05-27 | 2017-12-07 | 株式会社コーワ | Dust removing mechanism of rotary cleaning body, air filter cleaning device, air conditioner, suction tool for cleaner and vacuum cleaner |
| CN109519341A (en) * | 2018-10-16 | 2019-03-26 | 安徽科技学院 | A kind of pneumatic equipment bladess and its wind energy conversion system |
| CN109621564A (en) * | 2018-11-27 | 2019-04-16 | 佛山市科蓝环保科技股份有限公司 | A kind of filter screen automatic cleaning apparatus |
| CN209296399U (en) * | 2018-09-14 | 2019-08-23 | 华东交通大学 | Gas collecting device is used in a kind of detection of orchard woodland weather |
| CN209586427U (en) * | 2019-03-07 | 2019-11-05 | 赵智宏 | A kind of underground coal mine device for reducing dust |
| CN209646096U (en) * | 2018-06-12 | 2019-11-19 | 轩建林 | Automatically cleaning dust removal filter |
| JP2020033043A (en) * | 2018-08-29 | 2020-03-05 | 花王株式会社 | Alignment reversal cleaner |
| CN111316085A (en) * | 2018-02-01 | 2020-06-19 | 山东诺方电子科技有限公司 | Atmospheric pollutant monitoring equipment with self-cleaning function |
| CN211061510U (en) * | 2019-11-20 | 2020-07-21 | 南京华得瑞科技有限责任公司 | Intelligent polluted gas concentration prediction device |
| CN111610293A (en) * | 2020-05-22 | 2020-09-01 | 合肥汇酷谷生物技术有限公司 | VOC (volatile organic compound) online monitor for organic acid environment |
| CN211652789U (en) * | 2020-02-18 | 2020-10-09 | 深圳市粤环科检测技术有限公司 | Monitoring device for indoor environmental pollution |
| CN211914831U (en) * | 2020-03-20 | 2020-11-13 | 宁波新日晟机电科技有限公司 | Sensor intelligence air sweeps cleaning device |
| CN112014523A (en) * | 2020-08-31 | 2020-12-01 | 潘茜茜 | Atmospheric environmental pollution monitoring device capable of adjusting windward side |
| CN212110803U (en) * | 2020-05-18 | 2020-12-08 | 河北清源环境监测有限公司 | Air particulate matter sampling device |
| CN212093613U (en) * | 2020-05-06 | 2020-12-08 | 王有娟 | Silo cleaning device for livestock |
| CN112228259A (en) * | 2020-10-21 | 2021-01-15 | 马鞍山市常立发机械制造有限公司 | Diesel engine air ducting for agricultural machine |
| CN212722509U (en) * | 2020-09-11 | 2021-03-16 | 廖会娣 | Detection equipment for collecting factory dust data |
| CN212989283U (en) * | 2020-07-13 | 2021-04-16 | 景阳东 | Public place empty gas detection surveys equipment |
| CN112683609A (en) * | 2021-03-15 | 2021-04-20 | 山东胜工检测技术有限公司 | Dust sampling instrument for environment detection |
| CN213001568U (en) * | 2020-07-30 | 2021-04-20 | 沈阳华维工程技术有限公司 | Self-cleaning device of dust collecting device of air purification equipment |
| CN112827869A (en) * | 2020-12-31 | 2021-05-25 | 湖州天亿环境检测有限公司 | Solve air residual influence testing result's cleaning device for empty gas detection |
| CN113109507A (en) * | 2021-03-02 | 2021-07-13 | 王洪 | Multidirectional atmospheric environmental pollution monitoring devices that can adjust windward side |
| CN113217757A (en) * | 2021-04-08 | 2021-08-06 | 安徽科技学院 | Portable automatic expansion self-calibration territory space planning information acquisition device |
| CN113210388A (en) * | 2021-05-14 | 2021-08-06 | 新疆美顺达实验室设备有限公司 | Dustproof and excessive harmful gas intelligent alarm system for laboratory fume hood |
| CN214014847U (en) * | 2020-12-01 | 2021-08-20 | 杭州派祺空气净化科技有限公司 | Heat abstractor for tourism economic data mining analysis prediction system |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9433071B2 (en) * | 2014-06-13 | 2016-08-30 | Plasma Innovations, LLC | Dielectric barrier discharge plasma generator |
| JP6556148B2 (en) * | 2014-09-05 | 2019-08-07 | ローツェ株式会社 | Load port and load port atmosphere replacement method |
-
2021
- 2021-08-31 CN CN202111011610.8A patent/CN113777234B/en active Active
Patent Citations (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10181341A (en) * | 1996-12-27 | 1998-07-07 | Zexel Corp | Cooling device |
| JP2000019081A (en) * | 1998-07-03 | 2000-01-21 | Nippon Mining & Metals Co Ltd | Sampling device for measuring constituent of exhaust gas |
| JP2012032080A (en) * | 2010-07-30 | 2012-02-16 | Mitsubishi Electric Corp | Air filter, cleaning unit for the air filter, and air conditioner using them |
| CN105579687A (en) * | 2013-06-28 | 2016-05-11 | 埃克森美孚上游研究公司 | Systems and methods for controlling exhaust gas flow in exhaust gas recirculation gas turbine systems |
| CN103877817A (en) * | 2014-03-27 | 2014-06-25 | 厦门联创达科技有限公司 | Integral type dedusting-deodorizing device in unloading hall of rubbish treatment station, and work flow of dedusting-deodorizing device |
| CN204741825U (en) * | 2015-03-04 | 2015-11-11 | 江苏大学 | Combine harvester cleans dirt percentage adaptive control device |
| JP2017018887A (en) * | 2015-07-10 | 2017-01-26 | 三光株式会社 | Cleaning device of insect screen |
| JP2017213558A (en) * | 2016-05-27 | 2017-12-07 | 株式会社コーワ | Dust removing mechanism of rotary cleaning body, air filter cleaning device, air conditioner, suction tool for cleaner and vacuum cleaner |
| CN111316085A (en) * | 2018-02-01 | 2020-06-19 | 山东诺方电子科技有限公司 | Atmospheric pollutant monitoring equipment with self-cleaning function |
| CN209646096U (en) * | 2018-06-12 | 2019-11-19 | 轩建林 | Automatically cleaning dust removal filter |
| JP2020033043A (en) * | 2018-08-29 | 2020-03-05 | 花王株式会社 | Alignment reversal cleaner |
| CN209296399U (en) * | 2018-09-14 | 2019-08-23 | 华东交通大学 | Gas collecting device is used in a kind of detection of orchard woodland weather |
| CN109519341A (en) * | 2018-10-16 | 2019-03-26 | 安徽科技学院 | A kind of pneumatic equipment bladess and its wind energy conversion system |
| CN109621564A (en) * | 2018-11-27 | 2019-04-16 | 佛山市科蓝环保科技股份有限公司 | A kind of filter screen automatic cleaning apparatus |
| CN209586427U (en) * | 2019-03-07 | 2019-11-05 | 赵智宏 | A kind of underground coal mine device for reducing dust |
| CN211061510U (en) * | 2019-11-20 | 2020-07-21 | 南京华得瑞科技有限责任公司 | Intelligent polluted gas concentration prediction device |
| CN211652789U (en) * | 2020-02-18 | 2020-10-09 | 深圳市粤环科检测技术有限公司 | Monitoring device for indoor environmental pollution |
| CN211914831U (en) * | 2020-03-20 | 2020-11-13 | 宁波新日晟机电科技有限公司 | Sensor intelligence air sweeps cleaning device |
| CN212093613U (en) * | 2020-05-06 | 2020-12-08 | 王有娟 | Silo cleaning device for livestock |
| CN212110803U (en) * | 2020-05-18 | 2020-12-08 | 河北清源环境监测有限公司 | Air particulate matter sampling device |
| CN111610293A (en) * | 2020-05-22 | 2020-09-01 | 合肥汇酷谷生物技术有限公司 | VOC (volatile organic compound) online monitor for organic acid environment |
| CN212989283U (en) * | 2020-07-13 | 2021-04-16 | 景阳东 | Public place empty gas detection surveys equipment |
| CN213001568U (en) * | 2020-07-30 | 2021-04-20 | 沈阳华维工程技术有限公司 | Self-cleaning device of dust collecting device of air purification equipment |
| CN112014523A (en) * | 2020-08-31 | 2020-12-01 | 潘茜茜 | Atmospheric environmental pollution monitoring device capable of adjusting windward side |
| CN212722509U (en) * | 2020-09-11 | 2021-03-16 | 廖会娣 | Detection equipment for collecting factory dust data |
| CN112228259A (en) * | 2020-10-21 | 2021-01-15 | 马鞍山市常立发机械制造有限公司 | Diesel engine air ducting for agricultural machine |
| CN214014847U (en) * | 2020-12-01 | 2021-08-20 | 杭州派祺空气净化科技有限公司 | Heat abstractor for tourism economic data mining analysis prediction system |
| CN112827869A (en) * | 2020-12-31 | 2021-05-25 | 湖州天亿环境检测有限公司 | Solve air residual influence testing result's cleaning device for empty gas detection |
| CN113109507A (en) * | 2021-03-02 | 2021-07-13 | 王洪 | Multidirectional atmospheric environmental pollution monitoring devices that can adjust windward side |
| CN112683609A (en) * | 2021-03-15 | 2021-04-20 | 山东胜工检测技术有限公司 | Dust sampling instrument for environment detection |
| CN113217757A (en) * | 2021-04-08 | 2021-08-06 | 安徽科技学院 | Portable automatic expansion self-calibration territory space planning information acquisition device |
| CN113210388A (en) * | 2021-05-14 | 2021-08-06 | 新疆美顺达实验室设备有限公司 | Dustproof and excessive harmful gas intelligent alarm system for laboratory fume hood |
Non-Patent Citations (5)
| Title |
|---|
| Jung-Bo Sim et al."Enhancement of louver dust collector efficiency using modified dust container".《Powder Technology》.2018,第325卷第69-77页. * |
| Stepan Nosek et al."Ventilation Processes in a Three-Dimensional Street Canyon".《Boundary-Layer Meteorol》.第159卷第259-284页. * |
| 刘洋等."吸尘车除尘系统设计研究".《汽车实用技术》.2018,第44卷(第11期),第92-94+104页. * |
| 周炀."家具VOC检测气候舱空气净化装置试制与研究".《中国优秀硕士学位论文全文数据库工程科技Ⅰ辑》.2021,(第4期),第1-63页. * |
| 梁文海等."基于面向对象方法的GF-2影像桉树林信息提取".《浙江农林大学学报》.2017,第34卷(第4期),第721-729页. * |
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