CN114252304B - Dust collection device for environment detection - Google Patents
Dust collection device for environment detection Download PDFInfo
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- CN114252304B CN114252304B CN202111569368.6A CN202111569368A CN114252304B CN 114252304 B CN114252304 B CN 114252304B CN 202111569368 A CN202111569368 A CN 202111569368A CN 114252304 B CN114252304 B CN 114252304B
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- 239000000428 dust Substances 0.000 title claims abstract description 150
- 238000001514 detection method Methods 0.000 title claims abstract description 21
- 238000005070 sampling Methods 0.000 claims abstract description 48
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 239000004744 fabric Substances 0.000 claims abstract description 21
- 238000001914 filtration Methods 0.000 claims abstract description 20
- 230000007613 environmental effect Effects 0.000 claims description 14
- 238000007790 scraping Methods 0.000 claims description 12
- 238000010521 absorption reaction Methods 0.000 claims 7
- 241001411320 Eriogonum inflatum Species 0.000 description 9
- 238000007789 sealing Methods 0.000 description 5
- 238000012544 monitoring process Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- POIUWJQBRNEFGX-XAMSXPGMSA-N cathelicidin Chemical compound C([C@@H](C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CO)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CCC(O)=O)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H]([C@@H](C)CC)C(=O)NCC(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CCC(O)=O)C(=O)N[C@@H](CC=1C=CC=CC=1)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](C(C)C)C(=O)N[C@@H](CCC(N)=O)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CC(O)=O)C(=O)N[C@@H](CC=1C=CC=CC=1)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H](CC(N)=O)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](C(C)C)C(=O)N1[C@@H](CCC1)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H]([C@@H](C)O)C(=O)N[C@@H](CCC(O)=O)C(=O)N[C@@H](CO)C(O)=O)NC(=O)[C@H](CC=1C=CC=CC=1)NC(=O)[C@H](CC(O)=O)NC(=O)CNC(=O)[C@H](CC(C)C)NC(=O)[C@@H](N)CC(C)C)C1=CC=CC=C1 POIUWJQBRNEFGX-XAMSXPGMSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- 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
- G01N1/2202—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling
- G01N1/2205—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling with filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/16—Rigid blades, e.g. scrapers; Flexible blades, e.g. wipers
- B08B1/165—Scrapers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Molecular Biology (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Biomedical Technology (AREA)
- Mechanical Engineering (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a dust collection device for environment detection, which comprises a dust collection mechanism and a dust collection mechanism, wherein the dust collection mechanism structurally comprises a base, a dust collection pipe and a wind direction cover, a dust discharge port is arranged on the rear lower side wall of the dust collection pipe, the bottom end of the dust collection pipe is horizontally and rotatably connected with the base through a support column, a waterproof net is fixed at the front end of the dust collection pipe, dust filtering cloth is fixed at the rear end of the dust collection pipe, an exhaust hole is arranged on the side wall of the wind direction cover, the front end part of the wind direction cover is rotatably connected with the dust collection pipe, a sampling ring is fixed on the inner side wall of the wind direction cover, the inner ring side wall of the sampling ring is attached to the outer side wall of the dust collection pipe, eight communicated through holes uniformly arranged on the sampling ring and the wind direction cover are sampling holes, and a sampling bottle is inserted into each sampling hole; the dust collection mechanism is arranged in the dust collection pipe and the wind direction cover and is connected with the sampling ring through the linkage mechanism. The invention is convenient for directly collecting dust in time-sharing period, and avoids inconvenient dust collection during back wind.
Description
Technical Field
The invention relates to the technical field of dust collection devices, in particular to a dust collection device for environment detection.
Background
Environmental monitoring refers to the activity of an environmental monitoring agency in monitoring and measuring environmental quality conditions. Environmental monitoring is to monitor and measure indexes reflecting environmental quality to determine environmental pollution and environmental quality.
The air quality detection is an item of environment detection, wherein the content and the type of dust in the air are an index, and Chinese patent discloses an energy-saving dust collection device (grant bulletin number CN 113654961A) for environment detection, which can automatically collect the air in a time period, but firstly, the caliber of a collection tube is small, an air suction area is small, and a detection result is influenced by the size of a space and the direction of wind; secondly, the time period acquired in a time period is greatly influenced by weather temperature, and the reference value is not compared; thirdly, the air bag is used for directly collecting the atmosphere to detect the dust content, and workers are required to classify air and dust, so that the workload of the users is increased. Therefore, a person skilled in the art provides a dust collection device for environmental detection to solve the problems set forth in the background art.
Disclosure of Invention
In order to solve the technical problems, the invention provides a dust collection device for environment detection, which comprises a dust collection mechanism and a dust collection mechanism, wherein the dust collection mechanism structurally comprises a base, a dust collection pipe and a wind direction cover, through holes arranged on the rear lower side wall of the dust collection pipe are dust discharge ports, a support column is fixed at the bottom end of the dust collection pipe, the bottom end of the support column is horizontally and rotatably connected with the base, a waterproof net is fixed at the front end of a pipe hole of the dust collection pipe, dust filtering cloth is fixed at the rear end of the dust collection pipe, a plurality of through holes arranged on the front side wall of the wind direction cover are exhaust holes, the front end part of the wind direction cover is sleeved on the dust collection pipe and rotatably connected with the dust collection pipe, a sampling ring is fixed on the inner side wall of the wind direction cover, the inner ring side wall of the sampling ring is attached to the outer side wall of the dust collection pipe, eight communicated through holes uniformly arranged on the sampling ring and the wind direction cover are sampling holes, and a sampling bottle is inserted into each sampling hole; the dust collection mechanism is arranged in the dust collection pipe and the wind direction cover and is connected with the sampling ring through the linkage mechanism.
Preferably: the dust collection mechanism structurally comprises a mounting plate and a motor, wherein the mounting plate is arranged in the wind direction cover and is fixedly connected with the dust collection pipe through a connecting rod; the motor is fixed on the rear side wall of the mounting plate, the front end of the rotor of the motor is fixed with a rotating shaft, the front end part of the rotating shaft penetrates through a central through hole of the dust filtering cloth, a scraping rod is fixed on the rotating shaft on the front side of the dust filtering cloth, a fan blade is fixed on the rotating shaft on the rear side, and the scraping rod is attached to the inner side wall of the dust suction pipe and the front side wall of the dust filtering cloth.
Preferably: the structure of the linkage mechanism comprises a first gear, a second gear, a first conical gear, a ring gear and a linkage piece, wherein the ring gear is fixed on the rear side wall of the sampling ring; the first gear is fixed on the rotating shaft; the second gear is coaxial with the first bevel gear and is arranged on the mounting plate, the second gear is connected with the first gear through a linkage piece, and the first bevel gear is meshed with the ring gear.
Preferably: the structure of the linkage piece comprises a rotating rod, a rack, a clock, a fourth gear and a push plate, wherein a first sliding block is arranged in a sliding hole on the rotating rod, the lower end of the first sliding block is connected with the rotating rod through a first spring, the push block is fixed at the left end of the first sliding block, the rotating rod is arranged at the front side of the mounting plate, the top end part of the rotating rod is rotationally connected with the mounting plate through a pin shaft with a torsion spring, and the bottom end of the rotating rod is connected with the mounting plate through a first positioning piece; the rack is arranged in a right notch of the rotating rod and is fixedly connected with the first sliding block; the clock is arranged in the through hole of the mounting plate, and a third gear is fixed at the front end of the wheel shaft of the hour wheel; the fourth gear is arranged on the front side wall of the mounting plate and meshed with the third gear; the left end part of the push plate is of a circular tube structure, and the left end of the push plate is connected through a second positioning piece.
Preferably: the structure of the first locating piece comprises a fixed block, a locating block and a moving block, wherein the fixed block is of an L-shaped structure and is fixed on the front side wall of the mounting plate, and the right lower end of the rotating rod is inserted into an included angle of the fixed block; the left lower end of the positioning block is an inclined plane and is arranged in the through hole of the fixed block, the left end of the positioning block is inserted into the socket of the rotating rod, and the right end of the positioning block is fixedly connected with the moving block; the movable block is of an L-shaped structure, the upper left end of the movable block is an inclined plane, and the movable block is covered on the fixed block and connected with the fixed block through a second spring.
The structure of the second positioning piece preferably comprises a positioning shaft, a positioning rod and a guide sleeve, wherein a circular ratchet groove is formed in the outer side wall of the positioning shaft, the rear end of the positioning shaft is fixed at the central position of the fourth gear, and the front part of the positioning shaft is inserted into a pipe hole of the push plate; the guide sleeve is sleeved on the positioning rod and fixed on the front side wall of the push plate; the left end of the locating rod is meshed with the ratchet groove after penetrating through the pipe wall of the push plate, a limiting plate is fixed on the locating rod, and the right end of the limiting plate is connected with the left end of the guide sleeve through a third spring.
Preferably: the bottle mouth of the sampling bottle is sleeved with a tubular bottle cap, and a sealing piece is arranged in the bottle cap.
Preferably: the sealing piece structurally comprises a fixed shaft and a bottle stopper, wherein two ends of the fixed shaft are fixedly provided with second sliding blocks, each second sliding block is arranged in a chute on the inner side wall of the bottle cap, and the bottom end of each second sliding block is connected with the bottom end of the chute through a fourth spring; the bottle stopper is sleeved on the fixed shaft, a supporting column is arranged in the through hole at the upper part, a positioning column is arranged in the hole of the front side wall, the rear end of the positioning column is inserted into the hole on the fixed shaft, the front end of the supporting column and the front end of the positioning column are fixedly connected through a connecting plate, and the rear side wall of the connecting plate is connected with the front side wall of the bottle stopper through a five-spring.
Preferably: the cavity of the base is provided with a storage battery, the side wall of the base is provided with a control switch, and the storage battery, the control switch and the motor form a loop.
The invention has the technical effects and advantages that:
1. The dust collecting mechanism is arranged, the wind direction cover is pushed by wind to enable the support column to horizontally rotate, the front end face of the dust collecting pipe faces the wind, air directly flows into the dust collecting pipe, dust is directly filtered through the dust filtering cloth, and dust in the air is prevented from being difficult to collect during back wind.
2. The dust collection mechanism is arranged, the scraping rod and the wind blades are driven to rotate by the motor, and air in the dust collection pipe passes through the dust filtering cloth and enters the wind direction cover by the wind blades, so that the dust filtering cloth is convenient to filter out dust; the dust filtering cloth and the dust adhered on the inner wall of the dust suction pipe are scraped by the scraping rod, so that the dust is conveniently discharged from the dust discharge port to the sampling bottle in a concentrated manner.
3. The invention is provided with the time linkage mechanism, the push plate is driven by the clock to rotate clockwise, so that the push plate pushes the rotary rod to rotate rightwards at regular time, the first gear is driven by the rack to rotate the second gear, the first conical gear is driven by the ring gear to rotate, and the next sampling bottle is aligned with the dust discharge port after the sampling ring rotates forty-five degrees.
Drawings
Fig. 1 is a perspective view of a dust collection device for environmental detection according to an embodiment of the present application;
FIG. 2 is a right side cross-sectional view of an upper part of the dust collection device for environmental detection according to the embodiment of the present application;
FIG. 3 is a schematic view of the wind shield of FIG. 2 with the wind shield removed;
FIG. 4 is a front view of a mounting plate in a dust collection device for environmental detection according to an embodiment of the present application;
FIG. 5 is an enlarged view of a portion of FIG. 4;
Fig. 6 is a schematic structural diagram of a second positioning member in the dust collection device for environmental detection according to the embodiment of the present application;
FIG. 7 is a cross-sectional view of a bottle cap in a dust collection device for environmental detection according to an embodiment of the present application;
fig. 8 is a cross-sectional view of a bottle stopper in the dust collecting device for environment detection according to the embodiment of the present application.
In the figure: the vacuum cleaner comprises a vacuum cleaner pipe 10, a support 11, a base 12, a waterproof net 13, a dust filtering cloth 14, a dust discharging port 15, a wind cover 16, a sampling ring 17, a sampling bottle 18, a bottle cap 19, a mounting plate 20, a motor 21, a rotating shaft 22, a fan blade 23, a scraping rod 24, an exhaust hole 25, a first gear 26, a second gear 27, a first conical gear 28, a ring gear 29, a rotating rod 30, a rack 31, a first spring 32, a fixed block 33, a moving block 34, a positioning block 35, a second spring 36, a clock 37, a third gear 38, a fourth gear 39, a push plate 40, a positioning shaft 41, a guide sleeve 42, a positioning rod 43, a limiting plate 44, a third spring 45, a connecting rod 46, a bottle plug 47, a fixed shaft 48, a second slider 49, a fourth spring 50, a supporting column 51, a positioning column 52, a connecting plate 53, a fifth spring 54, a push block 55 and a ratchet groove 56.
Detailed Description
The invention will be described in further detail with reference to the drawings and the detailed description. The embodiments of the invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Examples
Referring to fig. 1 to 8, in this embodiment, a dust collection device for environmental detection is provided, which includes a dust collection mechanism, the structure of the dust collection mechanism includes a base 12, a dust collection pipe 10, and a wind direction cover 16, a through hole provided on a rear lower sidewall of the dust collection pipe 10 is a dust discharge port 15, a support 11 is fixed at a bottom end of the dust collection pipe 10, the bottom end of the support 11 is horizontally and rotatably connected with the base 12, a waterproof net 13 is fixed at a front end of a pipe hole of the dust collection pipe 10, a dust filtering cloth 14 is fixed at a rear end of the pipe hole of the dust collection pipe 10, the waterproof net 13 prevents rainwater from entering the dust collection pipe 10, and the dust filtering cloth 14 filters dust; the dust collection device comprises a dust collection pipe 10, a wind direction cover 16, a sampling ring 17, eight through holes, a sampling bottle 18, a sampling ring 17 and a wind direction cover 16, wherein the through holes are arranged on the side wall of the front part of the wind direction cover 16 and are exhaust holes 25, the front end part of the wind direction cover 16 is sleeved on the dust collection pipe 10 and is in rotary connection with the dust collection pipe 10, the sampling ring 17 is fixed on the inner side wall of the wind direction cover 16, the inner side wall of the sampling ring 17 is attached to the outer side wall of the dust collection pipe 10, eight through holes which are uniformly arranged on the sampling ring 17 and the wind direction cover 16 are sampling holes, each sampling hole is inserted with one sampling bottle 18, and the sampling bottle 18 is used for collecting dust, and the wind direction cover 16 plays a role of wind guiding;
When the wind blows to the outer surface wall or the inner surface wall of the wind cover 16, the wind cover 16 is pushed, the support column 11 horizontally rotates on the base 12, so that the front port of the dust collection pipe 10 faces the direction of wind, and air is directly blown into the dust collection pipe 10; when the air passes through the dust collection pipe 10, the dust filtering cloth 14 filters dust in the air, and the dust in the dust collection pipe 10 falls into the sampling bottle 18 below from the dust discharge port 15, so that the dust can be directly collected, and the dust is prevented from being difficult to collect when the air is leeward.
The wind direction shield also comprises a dust collection mechanism, wherein the dust collection mechanism structurally comprises a mounting plate 20, a motor 21, a storage battery and a control switch, and the mounting plate 20 is arranged in the wind direction shield 16 and is fixedly connected with the dust collection pipe 10 through a connecting rod 46; the motor 21 is fixed on the rear side wall of the mounting plate 20, a rotating shaft 22 is fixed at the front end of a rotor of the motor 21 and is used for driving the rotating shaft 22 to rotate, a central through hole of the dust filtering cloth 14 penetrates through the front end part of the rotating shaft 22, a scraping rod 24 is fixed on the rotating shaft 22 at the front side of the dust filtering cloth 14, a fan blade 23 is fixed on the rotating shaft at the rear side, the scraping rod 24 is attached to the inner side wall of the dust suction pipe 10 and the front side wall of the dust filtering cloth 14 and is used for scraping dust, and the fan blade 23 scrolls air rightwards; the storage battery is arranged in the cavity of the base 12, and the control switch is arranged in the side wall of the base 12;
When in operation, the control switch is pressed to electrically conduct the storage battery and the motor 21; the motor 21 drives the rotating shaft 22 to rotate, and the rotating shaft 22 drives the fan blades 23 and the scraping rods 24 to rotate; the fan blade 23 rolls the air backwards and pumps the air in the dust collection pipe 10 backwards, so that the air between the mounting plate 20 and the dust collection pipe 10 is discharged from the exhaust hole 25; the scraping rod 24 scrapes down along the dust filtering cloth 14 and the dust adhered on the inner wall of the dust suction pipe 10, and sweeps to the dust discharge port 15 for discharge.
The device also comprises a linkage mechanism, wherein the structure of the linkage mechanism comprises a first gear 26, a second gear 27, a first conical gear 28, a ring gear 29 and a linkage piece, and the ring gear 29 is fixed on the rear side wall of the sampling ring 17; the first gear 26 is fixed on the rotating shaft 22; the second gear 27 and the first bevel gear 28 are coaxial and are arranged on the mounting plate 20, the second gear 27 is connected with the first gear 26 through a linkage piece, and the first bevel gear 28 is meshed with the ring gear 29; the structure of the linkage piece comprises a rotating rod 30, a rack 31, a clock 37, a fourth gear 39 and a push plate 40, wherein a first sliding block is arranged in a sliding hole on the rotating rod 30, the lower end of the first sliding block is connected with the rotating rod 30 through a first spring 32, a push block 55 is fixed at the left end of the first sliding block, the rotating rod 30 is arranged on the front side of the mounting plate 20, the top end part of the rotating rod 30 is rotationally connected with the mounting plate 20 through a pin shaft with a torsion spring, and the bottom end of the rotating rod 30 is connected with the mounting plate 20 through a first positioning piece; the rack 31 is arranged in a right notch of the rotating rod 30 and is fixedly connected with the first sliding block; the clock 37 is arranged in the through hole of the mounting plate 20, and a third gear 38 is fixed at the front end of the wheel shaft of the hour wheel; the fourth gear 39 is disposed on the front side wall of the mounting plate 20 and meshed with the third gear 38; the left end part of the push plate 40 is in a circular tube structure, and the left end of the push plate 40 is connected through a second positioning piece; the first positioning piece comprises a fixed block 33, a positioning block 35 and a moving block 34, wherein the fixed block 33 is of an L-shaped structure and is fixed on the front side wall of the mounting plate 20, and the right lower end of the rotating rod 30 is inserted into an included angle of the fixed block 33; the left lower end of the positioning block 35 is an inclined plane and is arranged in a through hole of the fixed block 33, the left end of the positioning block 35 is inserted into a socket of the rotating rod 30, and the right end of the positioning block is fixedly connected with the moving block 34; the moving block 34 is of an L-shaped structure, the upper left end of the moving block 34 is an inclined plane, the moving block 34 is covered on the fixed block 33 and is connected with the fixed block 33 through a second spring 36, and the first positioning piece is used for positioning the rotating rod 30 in the vertical direction; the structure of the second positioning piece comprises a positioning shaft 41, a positioning rod 43 and a guide sleeve 42, wherein a circular ratchet groove 56 is formed in the outer side wall of the positioning shaft 41, the rear end of the positioning shaft 41 is fixed at the center of a fourth gear 39, and the front part of the positioning shaft is inserted into a pipe hole of a push plate 40; the guide sleeve 42 is sleeved on the positioning rod 43 and fixed on the front side wall of the push plate 40; the left end of the positioning rod 43 penetrates through the pipe wall of the push plate 40 and then is meshed with the ratchet groove 56, the positioning rod 43 is fixedly provided with a limiting plate 44, the right end of the limiting plate 44 is connected with the left end of the guide sleeve 42 through a third spring 45, and the second positioning piece limits the push plate 40 to rotate clockwise; the linkage mechanism links the rotating shaft 22 and the sampling ring 17;
When the clock 27 counts three hours, the hour hand shaft drives the third gear 38 to rotate three times, the third gear 38 drives the fourth gear 39 to rotate three hundred thirty degrees clockwise, and the fourth gear 39 drives the push plate 40 to rotate through the positioning circumference 41; when the push plate 40 rotates to the upper right side, the rotary rod 30 is gradually pushed to the right to the vertical direction, the lower right end of the rotary rod 30 is inserted into the corner of the fixed block 33, and the positioning block 35 is inserted into the socket of the rotary rod 30, so that the rotary rod 30 is fixedly connected with the fixed block 33 and then kept vertical; simultaneously, the rack 31 is meshed with the first gear 26 and the second gear 27, the first gear 26 rotates along with the rotating shaft 22 and then drives the rack 31 to move downwards, the rack 31 drives the second gear 27 to rotate, so that the first conical gear 28 rotates along with the second gear 27, and the first conical gear 28 drives the ring gear 29 to rotate; the first slider moves downwards along with the rack 31 and drives the push block 55 to move downwards, the push block 55 rotates the push plate 40 which rotates to the right downwards by thirty degrees, the ratchet groove 56 slides the positioning rod 43 rightwards in the process of rotating the push plate 40, after the push rod 40 rotates thirty degrees around the positioning shaft 41, the third spring 45 stretches and pushes the positioning rod 43 leftwards, the positioning rod 43 is inserted into the ratchet groove 56, and the push plate 40 is prevented from rotating anticlockwise around the positioning shaft 41; when the first conical gear 28 drives the ring gear 29 to rotate forty-five degrees so that the next empty sampling bottle 18 rotates below the dust discharge port 15, the bottom end of the rack 31 moves to the position of the fixed block 33 and pushes the moving block 34 rightwards, the moving block 34 drives the positioning block 35 to move rightwards and leave the rotating rod 30, the rotating rod 30 rotates leftwards under the action of the torsion spring to reset, the rack 31 leaves the first gear 26 and the second gear 27, and then the first spring 32 contracts and drives the first sliding block to slide upwards and drive the rack 31 to move upwards and reset; when the clock 27 counts three hours again, the sampling ring 17 is driven to rotate forty-five degrees through the linkage mechanism, so that the next empty sampling bottle 18 rotates to the lower part of the dust discharging port 15, dust in the air in eight periods in one day can be sampled respectively, and the atmospheric environment can be conveniently researched by researchers.
The bottle cap 19 is sleeved on the bottle mouth of the sampling bottle 18 in a threaded manner, a sealing piece is arranged in the bottle cap 19, the sealing piece structurally comprises a fixed shaft 48 and a bottle plug 47, two ends of the fixed shaft 48 are fixedly provided with second sliding blocks 49, each second sliding block 49 is arranged in a sliding groove in the inner side wall of the bottle cap 18, and the bottom end of each second sliding block 49 is connected with the bottom end of the corresponding sliding groove through a fourth spring 50; the bottle stopper 47 is sleeved on the fixed shaft 48, a supporting column 51 is arranged in the upper through hole, a positioning column 52 is arranged in the hole of the front side wall, the rear end of the positioning column 52 is inserted into the hole of the fixed shaft 48, the front end of the supporting column 51 and the front end of the positioning column 52 are fixedly connected through a connecting plate 53, and the rear side wall of the connecting plate 53 is connected with the front side wall of the bottle stopper 47 through a fifth spring 54; the sealing piece automatically seals the sampling bottle 18 after dust collection;
When the sampling bottle 18 screwed with the bottle cap 19 is inserted into the sampling hole, the bottle cap 47 in the bottle cap 19 below the dust discharge port 15 is inserted into the dust discharge port 15, the bottle cap 19 not below the dust discharge port 15 is pressed against the outer side wall of the dust suction pipe 10, the No. two slider 49 is moved downward after the No. four spring 50 is compressed, the bottle cap 47 is retracted into the bottle cap 19, and the positioning column 52 is inserted into the fixed shaft 48, preventing the bottle cap 47 from rotating around the fixed shaft 48; after the dust in three hours is collected by the lower sampling bottle 18, the sampling ring 17 drives the sampling bottle 18 to rotate, the side wall of the dust discharge port 15 presses the supporting column 51, and the supporting column 51 drives the positioning column 52 to move through the connecting plate 53, so that the positioning column 52 is separated from the fixed shaft 48; then, as the sampling ring 17 rotates, the side wall of the dust discharging port 15 pushes the bottle stopper 47, so that the bottle stopper 47 rotates ninety degrees around the fixed shaft 48, the bottle stopper 47 plugs the top end of the bottle cap 19, and collected dust is poured out when the sampling bottle 18 rotates to be inverted.
It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present invention without the inventive step, are intended to be within the scope of the present invention. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.
Claims (4)
1. The utility model provides a dust collection system for environmental detection, its characterized in that includes dust collection system, dust collection system's structure includes base (12), dust absorption pipe (10), wind direction cover (16), the through-hole that sets up on the lower back lateral wall of dust absorption pipe (10) is dust exhaust mouth (15), the bottom mounting of dust absorption pipe (10) has pillar (11), the bottom and the base (12) of pillar (11) are horizontal rotate to be connected, waterproof net (13) are fixed to the tube hole front end of dust absorption pipe (10), rear end is fixed and is strained dirt cloth (14), a plurality of through-hole that sets up on the front portion lateral wall of wind direction cover (16) is exhaust hole (25), the front end position cover of wind direction cover (16) is on dust absorption pipe (10), and is connected with dust absorption pipe (10) rotation, be fixed with sample ring (17) on the inside wall of wind direction cover (16), and sample ring (17) inner ring lateral wall and the outside wall of dust absorption pipe (10) paste, sample ring (17) and wind direction cover (16) are eight evenly set up each through-hole of sample bottle (18) that communicates on the front portion lateral wall of each through-hole, each sample bottle that inserts; the dust collection mechanism is arranged in the dust collection pipe (10) and the wind direction cover (16), and is connected with the sampling ring (17) through a linkage mechanism; the structure of the linkage mechanism comprises a first gear (26), a second gear (27), a first bevel gear (28), a ring gear (29) and a linkage piece, wherein the ring gear (29) is fixed on the rear side wall of the sampling ring (17); the first gear (26) is fixed on the rotating shaft (22); the second gear (27) and the first bevel gear (28) are coaxial and are arranged on the mounting plate (20), the second gear (27) is connected with the first gear (26) through a linkage piece, and the first bevel gear (28) is meshed with the ring gear (29); the structure of the linkage piece comprises a rotating rod (30), a rack (31), a clock (37), a fourth gear (39) and a push plate (40), wherein a first sliding block is arranged in a sliding hole on the rotating rod (30), the lower end of the first sliding block is connected with the rotating rod (30) through a first spring (32), a push block (55) is fixed at the left end of the first sliding block, the rotating rod (30) is arranged at the front side of the mounting plate (20), the top end part of the rotating rod is rotationally connected with the mounting plate (20) through a pin shaft with a torsion spring, and the bottom end of the rotating rod (30) is connected with the mounting plate (20) through a first positioning piece; the rack (31) is arranged in a right notch of the rotating rod (30) and is fixedly connected with the first sliding block; the clock (37) is arranged in the through hole of the mounting plate (20), and a third gear (38) is fixed at the front end of the wheel shaft of the hour wheel; the fourth gear (39) is arranged on the front side wall of the mounting plate (20) and meshed with the third gear (38); the left end part of the push plate (40) is in a circular tube structure, and the left end of the push plate (40) is connected through a second positioning piece;
The dust collection mechanism structurally comprises a mounting plate (20) and a motor (21), wherein the mounting plate (20) is arranged in a wind cover (16) and is fixedly connected with a dust collection pipe (10) through a connecting rod (46); the motor (21) is fixed on the rear side wall of the mounting plate (20), a rotating shaft (22) is fixed at the front end of a rotor of the motor (21), a central through hole of the dust filtering cloth (14) is formed in the front end portion of the rotating shaft (22), a scraping rod (24) is fixed on the rotating shaft (22) at the front side of the dust filtering cloth (14), a fan blade (23) is fixed on the rotating shaft at the rear side, and the scraping rod (24) is attached to the inner side wall of the dust suction pipe (10) and the front side wall of the dust filtering cloth (14).
2. The dust collection device for environment detection according to claim 1, wherein the structure of the first positioning piece comprises a fixed block (33), a positioning block (35) and a moving block (34), the fixed block (33) is of an L-shaped structure and is fixed on the front side wall of the mounting plate (20), and the right lower end of the rotating rod (30) is inserted into an included angle of the fixed block (33); the left lower end of the positioning block (35) is an inclined plane and is arranged in a through hole of the fixed block (33), the left end part of the positioning block (35) is inserted into a socket of the rotating rod (30), and the right end of the positioning block is fixedly connected with the moving block (34); the movable block (34) is of an L-shaped structure, the upper left end of the movable block is an inclined plane, and the movable block (34) covers the fixed block (33) and is connected with the fixed block (33) through a second spring (36).
3. The dust collection device for environment detection according to claim 1, wherein the structure of the second positioning member comprises a positioning shaft (41), a positioning rod (43) and a guide sleeve (42), a circular ratchet groove (56) is formed in the outer side wall of the positioning shaft (41), the rear end of the positioning shaft (41) is fixed at the central position of a fourth gear (39), and the front part of the positioning shaft is inserted into a pipe hole of a push plate (40); the guide sleeve (42) is sleeved on the positioning rod (43) and is fixed on the front side wall of the push plate (40); the left end of the locating rod (43) penetrates through the pipe wall of the push plate (40) and then is meshed with the ratchet groove (56), a limiting plate (44) is fixed on the locating rod (43), and the right end of the limiting plate (44) is connected with the left end of the guide sleeve (42) through a third spring (45).
4. The dust collection device for environment detection according to claim 1, wherein a storage battery is arranged in a cavity of the base (12), a control switch is arranged in a side wall, and the storage battery, the control switch and the motor (21) form a loop.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111569368.6A CN114252304B (en) | 2021-12-21 | 2021-12-21 | Dust collection device for environment detection |
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| CN202111569368.6A CN114252304B (en) | 2021-12-21 | 2021-12-21 | Dust collection device for environment detection |
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| CN109386734A (en) * | 2018-12-05 | 2019-02-26 | 杭州屹泉科技有限公司 | Air sampling container |
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| CN211885878U (en) * | 2020-01-02 | 2020-11-10 | 美天为华环境工程(山东)有限公司 | Smoke dust collecting device |
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| CN217688085U (en) * | 2021-12-21 | 2022-10-28 | 唐山市蓝翔环保设备有限公司 | Dust collection device |
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