CN115586046A - Atmospheric sampler - Google Patents
Atmospheric sampler Download PDFInfo
- Publication number
- CN115586046A CN115586046A CN202211575586.5A CN202211575586A CN115586046A CN 115586046 A CN115586046 A CN 115586046A CN 202211575586 A CN202211575586 A CN 202211575586A CN 115586046 A CN115586046 A CN 115586046A
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- China
- Prior art keywords
- wall
- fixedly connected
- baffle
- rotary drum
- spud pile
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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
- G01N1/2273—Atmospheric sampling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
- B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Analytical Chemistry (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Sampling And Sample Adjustment (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses an atmosphere sampler, which relates to the technical field of atmosphere sampling and comprises a fixed box, wherein the upper side of the fixed box is fixedly connected with a connecting pipe, the upper end of the connecting pipe is fixedly connected with a fixed pile, the bottom of the inner wall of the fixed box is fixedly connected with a fan, the input end of the fan is communicated with a connecting cylinder, the upper end of the connecting cylinder is communicated with the inside of the connecting pipe, the inner wall of the connecting pipe is fixedly connected with a filtering material, the upper side of the fixed pile is provided with an opening, the inner wall of the fixed pile is fixedly connected with a spring plate, the other end of the spring plate is fixedly connected with a baffle plate, a plurality of air holes are formed in the baffle plate, and the baffle plate is positioned in the opening at the upper side of the fixed pile.
Description
Technical Field
The invention relates to the technical field of atmospheric sampling, in particular to an atmospheric sampler.
Background
An atmospheric sampler is an instrument or device for collecting atmospheric pollutants or polluted atmospheres, and can be divided into a gas (including vapor) sampler and a particulate matter sampler according to a collection object. For particulate matter sampling, a filter membrane is typically used to collect the suspended particulate matter. The existing atmospheric sampling device for sampling particulate matters generally comprises two film storage devices and a sampling station, wherein an unused filter film is placed in one of the film storage devices, the filter film in the film storage device is conveyed to the sampling station through a transmission mechanism for sampling, and the filter film is conveyed to the other film storage device for collection after the sampling is finished. The filter membrane is generally arranged in a standard membrane box, and the filter membrane is transported through a transport membrane box, but the existing membrane box is generally of an open structure, so that the filter membrane in the membrane box is easily polluted, and the accuracy of sampling analysis is influenced;
the current chinese patent with publication number CN113029707B discloses an air sampler, the device can be stored after being sealed, transported, and solve the problem of filter membrane pollution, when collecting pollution particles in the air, an open air intake type sampler is generally adopted, the open sampler can ensure that the air flow is collected in a large amount and smoothly, but in the process, larger pollutants such as catkin and the like in the air can be attached to the air inlet of the sampler, which results in the air pollutants being blocked by the larger pollutants, which results in the air intake efficiency and the collection efficiency being reduced, therefore, a device is needed to achieve the effect of avoiding the air inlet to be blocked. Therefore, it is necessary to design an air sampler with high practicability.
Disclosure of Invention
The present invention is directed to an air sampler to solve the above problems of the prior art.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides an atmosphere sampler, includes fixed case, the upside fixedly connected with connecting pipe of fixed case, the upper end fixedly connected with spud pile of connecting pipe, the inner wall bottom fixedly connected with fan of fixed case, the input intercommunication of fan is provided with the connecting cylinder, the upper end of connecting cylinder and the inside intercommunication setting of connecting pipe, the inner wall fixedly connected with filtering material of connecting pipe, the upside of spud pile is the opening setting, the inner wall fixedly connected with shell fragment of spud pile, the other end fixedly connected with baffle of shell fragment, a plurality of gas pockets have been seted up on the baffle, the baffle is located spud pile upside open-ended inside, the inner wall middle part fixedly connected with filter screen of spud pile, the inside of spud pile is provided with clean mechanism.
According to the technical scheme, clean mechanism is including solid fixed ring, gu fixed ring's downside passes through the bearing and is connected with the outer wall upside rotation of filter screen, gu fixed ring's middle part upside intercommunication is provided with the rotary drum, the upper end of rotary drum runs through the baffle and extends to the upside of spud pile, the outer wall of rotary drum runs through the inner wall contact of baffle department and baffle, the upper end fixedly connected with flabellum stake of rotary drum, the outer wall fixedly connected with flabellum of flabellum stake, gu fixed ring's lateral wall fixedly connected with dead lever, the inside of dead lever is the cavity setting, the dead lever is close to gu fixed ring's one end and gu fixed ring's middle part intercommunication setting, the downside fixedly connected with brush of dead lever, the air inlet window has been seted up to the downside of dead lever, the air inlet window is the interior outer rectangle opening of through the dead lever, the outer wall of dead lever is provided with self-cleaning mechanism, the lateral wall of rotary drum is located baffle upside fixedly connected with blast pipe, the one end that is close to the rotary drum of blast pipe communicates the inside with the rotary drum and sets up, the other end of blast pipe extends to the lateral wall outside fixedly connected with square tube, the side of blast pipe, the outer wall outside fixedly connected with square tube of blast pipe is provided with mechanism.
According to the technical scheme, the self-cleaning mechanism comprises a connecting plate, the outer wall of the connecting plate is fixedly connected to the position, close to the fixing ring, of the upper side of the outer wall of the fixing rod, one side, far away from the fixing ring, of the connecting plate is fixedly connected with a spring, the other end of the spring is fixedly connected with a shifting block, a sliding hole is formed in the middle of the shifting block, an inserting rod is fixedly connected to one side, far away from the rotary drum, of the outer wall of the connecting plate, the other end of the inserting rod penetrates through the sliding hole in the shifting block and extends to the upper side of the other end of the fixing rod, and the outer wall of the inserting rod is connected with the inner wall of the sliding hole in a sliding mode.
According to the above technical scheme, expulsion mechanism is including shoveling the piece, the fixed orifices has been seted up at the middle part of shoveling the piece, the inner wall of fixed orifices and the outer wall fixed connection of blast pipe, the downside of shoveling the piece contacts with the outer wall upside of baffle, spud pile, the mounting groove has been seted up to the downside of shoveling the piece, the inner wall fixedly connected with hinge bar of mounting groove, the outer wall of hinge bar articulates through the torsional spring has the strip of strikeing.
According to the technical scheme, the poking block is of a structure like a Chinese character' 20866, the lower side of the poking block is in contact with the middle of the brush, and the lower side of the poking block is higher than the lower side of the brush.
According to the technical scheme, the upper surface of the baffle and the upper surface of the fixing pile are on the same horizontal plane, and the air hole formed in the baffle is located on the rotation track of the shovel block.
According to the technical scheme, the square barrel is of a round table-shaped structure with a large square opening at the lower side and a circular narrowing at the upper side, and the air inlet window is positioned in the middle of the brush.
Compared with the prior art, the invention has the following beneficial effects: according to the invention, the cleaning mechanism is arranged to ensure that the device can stably extract and collect air for a long time;
the exhaust pipe and the square barrel are arranged, so that the device can discharge the internally blocked pollutants outwards during movement, the self-cleaning purpose is achieved, and the pollutants are prevented from being blocked;
the brush can be automatically cleaned before and after each use by arranging the self-cleaning mechanism, so that the corrosion damage caused by long-time non-use is reduced;
through setting up expulsion mechanism can make this device carry out the expulsion to peripheral biology by oneself when the operation, prevent that the biology from adhering to and causing the pollution to the sample.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
fig. 3 is a schematic structural view of a spud pile according to the present invention;
fig. 4 is a schematic view of the internal structure of the spud pile of the present invention;
FIG. 5 is a schematic structural view of a self-cleaning mechanism of the present invention;
FIG. 6 is a schematic structural view of the dislodging mechanism of the present invention;
FIG. 7 is a schematic diagram of the structure of A in FIG. 6 according to the present invention;
in the figure: 1 fixed box, 2 connecting pipes, 3 fixed piles, 4 fans, 5 connecting cylinders, 6 filtering materials, 7 elastic sheets, 8 baffles, 9 filter screens, 10 cleaning mechanisms, 101 fixed rings, 102 rotary cylinders, 103 fan blade piles, 104 fan blades, 105 fixed rods, 106 brushes, 107 air inlet windows, 108 self-cleaning mechanisms, 109 expelling mechanisms, 110 exhaust pipes, 111 square cylinders, 801 connecting plates, 802 springs, 803 shifting blocks, 804 inserted bars, 901 shovel blocks, 902 mounting grooves, 903 hinged rods and 904 knocking strips.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides the following technical solutions: the utility model provides an atmosphere sampler, including fixed case 1, the upside fixedly connected with connecting pipe 2 of fixed case 1, the upper end fixedly connected with spud pile 3 of connecting pipe 2, the inner wall bottom fixedly connected with fan 4 of fixed case 1, the input intercommunication of fan 4 is provided with connecting cylinder 5, the upper end of connecting cylinder 5 and the inside intercommunication setting of connecting pipe 2, the inner wall fixedly connected with filtering material 6 of connecting pipe 2, the upside of spud pile 3 is the opening setting, the inner wall fixedly connected with shell fragment 7 of spud pile 3, the other end fixedly connected with baffle 8 of shell fragment 7, a plurality of gas pockets have been seted up on the baffle 8, baffle 8 is located 3 upside open-ended insides of spud pile, the inner wall middle part fixedly connected with filter screen 9 of spud pile 3, the inside of spud pile 3 is provided with clean mechanism 10.
The self-cleaning mechanism 108 comprises a connecting plate 801, the outer wall of the connecting plate 801 is fixedly connected to the position, close to the fixing ring 101, of the upper side of the outer wall of the fixing rod 105, a spring 802 is fixedly connected to one side, far away from the fixing ring 101, of the connecting plate 801, a shifting block 803 is fixedly connected to the other end of the spring 802, the shifting block 803 is of a structure like the letter' 20866, the lower side of the shifting block 803 is in contact with the middle of the brush 106, the lower side of the shifting block 803 is higher than the lower side of the brush 106, a sliding hole is formed in the middle of the shifting block 803, an inserting rod 804 is fixedly connected to one side, far away from the rotary drum 102, of the outer wall of the connecting plate 801, the other end of the inserting rod 804 penetrates through the sliding hole in the shifting block 803 and extends to the upper side of the other end of the fixing rod 105, and the outer wall of the inserting rod 804 is in sliding connection with the inner wall of the sliding hole.
When the device is used, the fan 4 is started to extract airflow from the outer side of the fixed pile 3 through the baffle 8, the fixed pile 3 and the connecting pipe 2, and then the airflow is discharged through the side wall of the fixed box 1, air pollutants are attached due to the existence of the filtering material 6, so that the effect of collecting the pollutants is achieved, larger pollutants in the air can be blocked by the baffle 8 at the outer side of the fixed pile 3, and dust fragments which are easy to bond can be blocked by the filter screen 9;
when the airflow sequentially flows into the fixing piles 3 from the upper side of the fixing piles 3, the fan blades 104 can rotate quickly under the influence of the airflow, and then the fan blades 104 drive the fan blade piles 103 to drive the rotary drum 102 to drive the fixing ring 101 to rotate quickly, so that the fixing ring 101 drives the fixing rod 105 to rotate to clean the upper side of the filter screen 9 by the brush 106, and the problem that the airflow is not smooth due to the adhered dust to reduce the collection speed is solved;
when the fixed rod 105 rotates rapidly, the exhaust pipe 110 is driven by the rotary drum 102 to rotate rapidly, so that the exhaust pipe 110 drives the square cylinder 111 to rotate, the rotary radius of the square cylinder 111 is large, the linear velocity is large, so that the air pressure of the square cylinder 111 is low, dust cleaned by the brush 106 at the lower side of the fixed rod 105 is extracted outwards through the exhaust pipe 110, the rotary drum 102, the fixed ring 101, the fixed rod 105 and the air inlet window 107, pollutants are discharged to the outer side of the fixed box 1, and the purpose of continuous operation for a long time is achieved;
when the cleaning mechanism 10 is started to work each time, the self-cleaning mechanism 108 is driven to rotate rapidly, due to the influence of the inertia of the shifting block 803, the shifting block 803 can slide towards one end, away from the rotary drum 102, of the insertion rod 804 when rotating, the lower side of the shifting block 803 can shift the brush 106, the situation that the cleaning effect is reduced due to excessive dust mixed in the brush 106 is avoided, the shifting block 803 can pull the spring 802 to deform and store energy when moving, and after the work is stopped, the spring 802 can pull the shifting block 803 to reset, so that the brush 106 is cleaned once after the work is stopped;
and still can drive shovel piece 901 rotatory when blast pipe 110 is rotatory, make it eradicate the great pollutant of baffle 8 upside, prevent to shelter from, and when knocking the rotatory gas pocket to baffle 8 of strip 904, because the elasticity of the torsional spring of knocking strip 904 and hinge rod 903 junction can drive and knock strip 904 and deflect the inner wall that strikes at the gas pocket rapidly, arouse vibrations and sound, make it drive living beings such as the small-size insect near, prevent to cause this device to damage.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides an atmosphere sampler, includes fixed case (1), upside fixedly connected with connecting pipe (2) of fixed case (1), upper end fixedly connected with spud pile (3) of connecting pipe (2), inner wall bottom fixedly connected with fan (4) of fixed case (1), the input intercommunication of fan (4) is provided with connecting cylinder (5), the upper end of connecting cylinder (5) and the inside intercommunication setting of connecting pipe (2), the inner wall fixedly connected with filtering material (6) of connecting pipe (2), its characterized in that: the upside of spud pile (3) is the opening setting, inner wall fixedly connected with shell fragment (7) of spud pile (3), other end fixedly connected with baffle (8) of shell fragment (7), a plurality of gas pockets have been seted up on baffle (8), baffle (8) are located spud pile (3) upside open-ended inside, the inner wall middle part fixedly connected with filter screen (9) of spud pile (3), the inside of spud pile (3) is provided with clean mechanism (10).
2. An atmosphere sampler according to claim 1, wherein: the cleaning mechanism (10) comprises a fixing ring (101), the lower side of the fixing ring (101) is rotatably connected with the upper side of the outer wall of the filter screen (9) through a bearing, the upper side of the middle part of the fixing ring (101) is communicated with a rotary drum (102), the upper end of the rotary drum (102) penetrates through the baffle (8) and extends to the upper side of the fixing pile (3), the outer wall of the rotary drum (102) penetrates through the baffle (8) and is in contact with the inner wall of the baffle (8), the upper end of the rotary drum (102) is fixedly connected with a fan blade pile (103), the outer wall of the fan blade pile (103) is fixedly connected with fan blades (104), and the side wall of the fixing ring (101) is fixedly connected with a fixing rod (105), the inside of dead lever (105) is the cavity setting, the one end that dead lever (105) are close to solid fixed ring (101) sets up with the middle part intercommunication of solid fixed ring (101), the downside fixedly connected with brush (106) of dead lever (105), air inlet window (107) have been seted up to the downside of dead lever (105), air inlet window (107) are for running through the inside and outside rectangle opening of dead lever (105), the outer wall of dead lever (105) is provided with self-cleaning mechanism (108), the lateral wall of rotary drum (102) is located baffle (8) upside fixedly connected with blast pipe (110), the one end that is close to rotary drum (102) of blast pipe (110) and rotary drum (102)'s middle part intercommunication set up The inside intercommunication sets up, the other end of blast pipe (110) extends to the lateral wall outside fixedly connected with square tube (111) of spud pile (3), the outer wall of blast pipe (110) is provided with expulsion mechanism (109).
3. An atmospheric sampler as recited in claim 2, wherein: the self-cleaning mechanism (108) comprises a connecting plate (801), the outer wall of the connecting plate (801) is fixedly connected to the upper side of the outer wall of the fixing rod (105) and close to the fixing ring (101), one side, far away from the fixing ring (101), of the connecting plate (801) is fixedly connected with a spring (802), the other end of the spring (802) is fixedly connected with a shifting block (803), a sliding hole is formed in the middle of the shifting block (803), one side, far away from the rotary drum (102), of the outer wall of the connecting plate (801) is also fixedly connected with an inserting rod (804), the other end of the inserting rod (804) penetrates through the sliding hole in the shifting block (803) and extends to the upper side of the other end of the fixing rod (105), and the outer wall of the inserting rod (804) is connected with the inner wall of the sliding hole in a sliding manner.
4. An atmosphere sampler according to claim 3, wherein: expelling mechanism (109) is including shovel piece (901), the fixed orifices has been seted up at the middle part of shovel piece (901), the inner wall of fixed orifices and the outer wall fixed connection of blast pipe (110), the downside of shovel piece (901) and the outer wall upside contact of baffle (8), spud pile (3), mounting groove (902) have been seted up to the downside of shovel piece (901), the inner wall fixedly connected with hinge bar (903) of mounting groove (902), the outer wall of hinge bar (903) articulates through the torsional spring has strikes strip (904).
5. An atmosphere sampler according to claim 4, wherein: the poking block (803) is of a structure like a Chinese character' 20866, the lower side of the poking block (803) is in contact with the middle of the brush (106), and the lower side of the poking block (803) is higher than the lower side of the brush (106).
6. An atmosphere sampler according to claim 5, wherein: the upper surface of the baffle (8) and the upper surface of the fixing pile (3) are on the same horizontal plane, and the air holes formed in the baffle (8) are located on the rotating track of the shovel block (901).
7. An atmosphere sampler according to claim 6, wherein: the square barrel (111) is of a round table-shaped structure with a large square opening at the lower side and a circular narrowing at the upper side, and the air inlet window (107) is positioned in the middle of the brush (106).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211575586.5A CN115586046B (en) | 2022-12-09 | 2022-12-09 | Atmospheric sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211575586.5A CN115586046B (en) | 2022-12-09 | 2022-12-09 | Atmospheric sampler |
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| Publication Number | Publication Date |
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| CN115586046A true CN115586046A (en) | 2023-01-10 |
| CN115586046B CN115586046B (en) | 2023-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211575586.5A Active CN115586046B (en) | 2022-12-09 | 2022-12-09 | Atmospheric sampler |
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| CN (1) | CN115586046B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116694442A (en) * | 2023-08-09 | 2023-09-05 | 山东恒发生物科技有限公司 | Edible fungus strain preservation device |
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| CN116694442B (en) * | 2023-08-09 | 2023-10-17 | 山东恒发生物科技有限公司 | Edible fungus strain preservation device |
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| Publication number | Publication date |
|---|---|
| CN115586046B (en) | 2023-03-31 |
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