CN112945815A - Atmosphere pollution particle detector - Google Patents
Atmosphere pollution particle detector Download PDFInfo
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- CN112945815A CN112945815A CN202110118128.8A CN202110118128A CN112945815A CN 112945815 A CN112945815 A CN 112945815A CN 202110118128 A CN202110118128 A CN 202110118128A CN 112945815 A CN112945815 A CN 112945815A
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- 239000002245 particle Substances 0.000 title claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 238000001914 filtration Methods 0.000 claims abstract description 12
- 238000005070 sampling Methods 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 10
- 238000005192 partition Methods 0.000 claims description 9
- 239000000523 sample Substances 0.000 claims description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 238000003915 air pollution Methods 0.000 claims description 5
- 238000004140 cleaning Methods 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 230000005389 magnetism Effects 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 230000009979 protective mechanism Effects 0.000 abstract 1
- 244000309464 bull Species 0.000 description 5
- 238000001514 detection method Methods 0.000 description 5
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- 238000000034 method Methods 0.000 description 4
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- 230000006378 damage Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004071 biological effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001684 chronic effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
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- 238000007789 sealing Methods 0.000 description 1
- 238000004062 sedimentation 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
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
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- 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
- B01D46/30—Particle separators, e.g. dust precipitators, using loose filtering material
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- 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
- B01D46/74—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element
- B01D46/76—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element involving vibrations
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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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
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- Biochemistry (AREA)
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Abstract
The invention relates to the technical field of environmental monitoring, in particular to an atmospheric pollution particle detector, which comprises a shell, wherein a fixed plate is fixedly connected and arranged on the inner side of the shell, an acquisition mechanism is arranged at the top of the fixed plate, a detector which is connected with a shell bolt is arranged on the lower side of the fixed plate, a filtering mechanism which is connected with the acquisition mechanism is arranged between the detector and the fixed plate, and a protective mechanism is arranged on the outer side of the shell. Keeping the inside of the device clean.
Description
Technical Field
The invention relates to the technical field of environmental monitoring, in particular to an atmospheric pollution particle detector.
Background
Atmospheric pollution is a phenomenon in which certain substances enter the atmosphere, assume sufficient concentrations, reach sufficient time, and thus jeopardize the comfort, health and welfare of the human body or the environment, due to human activities or natural processes. The atmospheric pollutants enter the atmosphere (input) from an artificial source or a natural source, participate in the circulation process of the atmosphere, and are removed from the atmosphere (output) through chemical reaction, biological activity and physical sedimentation in the atmosphere after a certain residence time. If the output rate is less than the input rate, it will accumulate relatively in the atmosphere, causing an increase in the concentration of a substance in the atmosphere. When the concentration is raised to a certain degree, acute and chronic harm is caused to people, organisms or materials directly or indirectly, and the atmosphere is polluted.
In addition, the local economy develops rapidly for many years, and various regions continuously generate environmental pollution events such as water, gas, noise and the like with different degrees, so that the life quality of people is seriously influenced, and the continuous development of the local economy is hindered. The fixed-point monitoring of the environmental air pollution is very important, but the air pollution particle detector in the prior art can only collect the air at a fixed position in the area, which causes inaccurate detection data, so that the development of the air pollution particle detector is urgently needed to overcome the defects in the current practical application.
Disclosure of Invention
The present invention is directed to an atmospheric pollution particle detector to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides an atmosphere pollution particle detector, includes the casing, the inboard fixed connection of casing is provided with the fixed plate, the fixed plate top is provided with acquisition mechanism, the fixed plate downside is provided with the detector with casing bolted connection, be provided with the filtering mechanism who is connected with acquisition mechanism between detector and the fixed plate, the casing outside is provided with protection machanism.
As a further scheme of the invention: gather the mechanism and include that fixed connection sets up the fixed pipe at the fixed plate top, the inboard bolted connection of fixed pipe is provided with the fan, the fan upside is provided with the breathing pipe with fixed pipe sliding connection, the equal fixed connection in breathing pipe top left and right sides is provided with the connecting block, the equal fixed connection in both ends top is provided with the fixed block about the casing, the articulated first telescopic link that is provided with between fixed block and the connecting block, the fixed outside of tubes side is provided with a plurality of sampling boxes with fixed plate bolted connection, fixed connection is provided with the air duct between sampling box and the fixed pipe.
As a further scheme of the invention: a plurality of equal fixed connection in sampling case inboard is provided with the probe, probe and detector electric connection.
As a further scheme of the invention: filtering mechanism is including setting up the filter box in the fixed plate downside, the filter box left and right sides all is provided with the backup pad with casing sliding connection, the backup pad is close to the inboard fixed connection of filter box one end and is provided with the second telescopic link that is used for fixed filter box, the backup pad bottom is connected with vibrations mechanism, filter box outside fixed connection is provided with a plurality of intake pipes, the intake pipe passes through the rubber tube and is connected with the gas-supply pipe that fixed connection set up in the sampling box outside.
As a further scheme of the invention: the inboard fixed connection of filter box is provided with the baffle, the transversal structure of personally submitting "V" font of baffle, the baffle inboard be provided with filter box fixed connection outlet duct, outlet duct outside fixed connection is provided with the branch pipe, the branch pipe passes through the hose and cleans the union coupling of fixed connection setting in the fixed union coupling outside, the baffle is kept away from outlet duct one side and is provided with a plurality of filter frames with the filter box joint, and is adjacent be provided with the active carbon filter layer with filter box fixed connection between the filter frame.
As a further scheme of the invention: the utility model discloses a detection instrument, including casing, shaking mechanism, the both ends upside all is provided with the bull stick that is connected with the casing rotation around the motor, the equal fixed connection in bull stick and the motor output outside is provided with the band pulley, connect through the belt between the band pulley, the bull stick is located the equal fixed connection in both sides backup pad downside part outside and is provided with the cam, the cam is kept away from detector one side and is provided with the supporting shoe with casing fixed connection, the inboard sliding connection of supporting shoe is provided with the transfer line, the transfer line is close to cam one side fixed connection and is provided with the push pedal, the transfer line other end sets up to articulate between the inboard slider of casing with sliding connection and is provided with the connecting rod, fixed connection is provided.
As a further scheme of the invention: protection machanism is including setting up the guard plate in the casing outside, the guard plate is close to casing one side fixed connection and is provided with a plurality of slide bars, slide bar other end outside fixed connection is provided with the limiting plate, the limiting plate sets up the supporting seat sliding connection in the casing outside with fixed connection, the limiting plate is kept away from slide bar one side fixed connection and is provided with first magnet, the inboard fixed connection of supporting seat is provided with second magnet, first magnet is the same with the relative one side magnetism of second magnet, fixed connection is provided with first spring between first magnet and the second magnet.
As a further scheme of the invention: the detector top fixed connection is provided with a plurality of fixed frames, the inboard sliding connection of fixed frame is provided with the buffer block, fixed connection is provided with the second spring between buffer block bottom and the fixed frame.
Compared with the prior art, the invention has the beneficial effects that:
1. by arranging the acquisition mechanism, the height of the air suction pipe can be changed by utilizing the first telescopic rod, so that the device can detect the air at different positions and different heights, and the detection accuracy is improved;
2. the air purifier has the advantages that the air purifier can filter air by arranging the filtering mechanism, so that the air can be purified, and the air can circularly flow in the air purifier by utilizing the branch pipes arranged outside the air outlet pipe and the cleaning pipes arranged outside the fixed pipes, so that particles attached in the air purifier are collected in the filter box, and the interior of the air purifier is kept clean;
3. the filter box is provided with the vibration mechanism, the motor is used for driving the rotating rod to rotate, the rotating rod pushes the push plate through the cam, the push plate drives the transmission rod to move, the transmission rod drives the sliding block to move up and down repeatedly through the connecting rod, and the sliding block enables the filter box to vibrate up and down through the supporting rod, so that the filtering efficiency of the device can be enhanced, and the stability of the device in use can be enhanced;
4. through setting up protection machanism, the protection plate can effectively reduce the damage that the device received when receiving the collision under the effect of first magnet, second magnet and first spring, has prolonged the life of device greatly, through setting up buffer block and second spring, can avoid the filter box to collide with the detector emergence in vibrations process.
Drawings
Fig. 1 is a schematic structural diagram of an atmospheric pollution particle detector.
Fig. 2 is a partial side view of a base in an atmospheric pollution particle detector.
Fig. 3 is a top view of a filter box in the atmospheric pollution particle detector.
Fig. 4 is a schematic view of the structure of the air suction pipe in the air pollution particle detector.
In the figure: 1-housing, 2-fixing plate, 3-fixing tube, 4-fan, 5-suction tube, 6-top cover, 7-connecting block, 8-first telescopic rod, 9-air guide tube, 10-sampling box, 11-probe, 12-air pipe, 13-rubber tube, 14-air pipe, 15-filter box, 16-supporting plate, 17-second telescopic rod, 18-motor, 19-rotating rod, 20-cam, 21-detector, 22-electric caster, 23-protective plate, 24-sliding rod, 25-limiting plate, 26-first magnet, 27-first spring, 28-fixing frame, 29-buffer block, 30-belt wheel, 31-push plate, 32-transmission rod, 33-supporting block, 34-slide block, 35-connecting rod, 36-supporting rod, 37-filter frame, 38-active carbon filter layer, 39-partition plate, 40-air outlet pipe and 41-branch pipe.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
Example 1
Referring to fig. 1-4, in an embodiment of the present invention, an atmospheric pollution particle detector includes a housing 1, a fixing plate 2 is fixedly connected to an inner side of the housing 1, a collecting mechanism is disposed at a top of the fixing plate 2, a detector 21 bolted to the housing 1 is disposed at a lower side of the fixing plate 2, a filtering mechanism connected to the collecting mechanism is disposed between the detector 21 and the fixing plate 2, and a protection mechanism is disposed at an outer side of the housing 1.
Example 2
In the embodiment, the collecting mechanism comprises a fixed pipe 3 fixedly connected and arranged on the top of a fixed plate 2, a fan 4 is arranged on the inner side of the fixed pipe 3 in a bolted connection manner, an air suction pipe 5 connected with the fixed pipe 3 in a sliding manner is arranged on the upper side of the fan 4, the left side and the right side of the top end of the air suction pipe 5 are fixedly connected and provided with connecting blocks 7, the top parts of the left end and the right end of the shell 1 are fixedly connected and provided with fixed blocks, a first telescopic rod 8 is hinged between the fixed blocks and the connecting blocks 7, a plurality of sampling boxes 10 connected with the fixed plate 2 in a bolted manner are arranged on the outer side of the fixed pipe 3, an air guide pipe 9 is fixedly connected between the sampling boxes 10 and the fixed pipe 3, and by arranging the collecting mechanism, the height of the air suction pipe, thereby improving the accuracy of detection.
In this embodiment, a groove is formed in the outer side wall of the bottom end of the air suction pipe 5, and a sealing ring is arranged on the inner side of the groove.
In this embodiment, the inner sides of the sampling boxes 10 are all fixedly connected with probes 11, and the probes 11 are electrically connected with the detector 21.
In this embodiment, filtering mechanism is including setting up filter box 15 in 2 downside of fixed plate, the filter box 15 left and right sides all is provided with the backup pad 16 with 1 sliding connection of casing, backup pad 16 is close to the inboard fixed connection of filter box 15 one end and is provided with the second telescopic link 17 that is used for fixed filter box 15, 16 bottoms of backup pad are connected with vibrations mechanism, filter box 15 outside fixed connection is provided with a plurality of intake pipes 14, intake pipe 14 passes through rubber tube 13 and is connected at the gas-supply pipe 12 in the sampling box 10 outside with fixed connection setting.
In this embodiment, a partition 39 is fixedly connected to the inner side of the filter box 15, the partition 39 is of a V-shaped cross section, an outlet duct 40 fixedly connected to the filter box 15 is arranged on the inner side of the partition 39, a branch duct 41 is fixedly connected to the outer side of the outlet duct 40, the branch duct 41 is connected to a cleaning duct fixedly connected to the outer side of the fixed duct 3 through a hose, a plurality of filter frames 37 connected to the filter box 15 are arranged on the side of the partition 39 away from the outlet duct 40, an activated carbon filter layer 38 fixedly connected to the filter box 15 is arranged between the adjacent filter frames 37, the air can be filtered by arranging a filter mechanism, the air can be purified, the air can flow in a circulating manner in the device by using the branch duct arranged on the outer side of the outlet duct 40 and the cleaning duct arranged on the outer side of the fixed duct 3, so that particles attached to the device can be collected in the filter box, keeping the inside of the device clean.
In this embodiment, the vibration mechanism includes a motor 18 disposed inside the housing 1 by bolt connection, the upper sides of the front and rear ends of the motor 18 are respectively provided with a rotating rod 19 rotatably connected with the housing 1, the outer sides of the output ends of the rotating rod 19 and the motor 18 are respectively fixedly connected with a belt wheel 30, the belt wheels 30 are connected with each other by a belt, the outer sides of the rotating rod 19 located at the lower side portions of the support plates 16 at both sides are respectively fixedly connected with a cam 20, a support block 33 fixedly connected with the housing 1 is disposed at one side of the cam 20 away from the detector 21, a transmission rod 32 is slidably connected with the inner side of the support block 33, a push plate 31 is fixedly connected with one side of the transmission rod 32 close to the cam 20, a connecting rod 35 is hinged between the other end of the transmission rod 32 and a sliding block 34 slidably disposed inside the, through setting up vibrations mechanism, it is rotatory to utilize motor 18 to drive bull stick 19, and bull stick 19 promotes push pedal 31 through cam 20, and push pedal 31 drives transfer line 32 and removes, and transfer line 32 drives slider 34 through connecting rod 35 and carries out upper and lower repetitive motion, and slider 34 makes filter box 15 shake from top to bottom through bracing piece 36, can strengthen the filtration efficiency of device, the stability of reinforcing apparatus when using.
In this embodiment, both sides are fixed connection all around slider 34 and are provided with the stopper, stopper and the spacing groove sliding connection who sets up at casing 1 inboard.
In this embodiment, the protection mechanism includes a protection plate 23 disposed outside the housing 1, a plurality of sliding rods 24 are fixedly connected to one side of the protection plate 23 close to the housing 1, a limit plate 25 is fixedly connected and arranged at the outer side of the other end of the slide bar 24, the limit plate 25 is in sliding connection with a support seat fixedly connected and arranged at the outer side of the shell 1, a first magnet 26 is fixedly connected with one side of the limit plate 25 far away from the slide bar 24, a second magnet is fixedly connected with the inner side of the support seat, the opposite sides of the first magnet 26 and the second magnet have the same magnetism, a first spring 27 is fixedly connected between the first magnet 26 and the second magnet, through setting up protection machanism, protection plate 23 can effectively reduce the damage that the device received when receiving the collision under the effect of first magnet 26, second magnet and first spring 27, has prolonged the life of device greatly.
In this embodiment, detector 21 top fixed connection is provided with a plurality of fixed frames 28, the inboard sliding connection of fixed frame 28 is provided with buffer block 29, fixed connection is provided with the second spring between buffer block 29 bottom and the fixed frame 28, through setting up buffer block 29 and second spring, can avoid filter box 15 to collide with detector 21 in vibrations process.
In this embodiment, the bottom of the left and right ends of the housing are provided with a plurality of electric casters 22 through bolts.
In this embodiment, a top cover 6 is screwed on the top of the air suction pipe 5.
The working principle of the invention is as follows: the height of the air suction pipe 5 can be changed by utilizing the first telescopic rod 8, so that the device can detect the air at different positions and different heights, thereby improving the detection accuracy, the filtering mechanism can filter the gas to realize the purification of the air, the branch pipe arranged at the outer side of the air outlet pipe 40 and the cleaning pipe arranged at the outer side of the fixed pipe 3 can lead the air to circularly flow in the device, therefore, particles attached to the inside of the device are collected in the filter box 15, the inside of the device is kept clean, the motor 18 is used for driving the rotating rod 19 to rotate, the rotating rod 19 pushes the push plate 31 through the cam 20, the push plate 31 drives the transmission rod 32 to move, the transmission rod 32 drives the sliding block 34 to move up and down repeatedly through the connecting rod 35, and the sliding block 34 enables the filter box 15 to vibrate up and down through the supporting rod 36, so that the filtering efficiency of the device can be improved, and the stability of the device in use is improved.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several variations and modifications without departing from the concept of the present invention, and these should be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.
Claims (8)
1. The utility model provides an atmosphere pollution particle detector, includes casing (1), its characterized in that, casing (1) inboard fixed connection is provided with fixed plate (2), fixed plate (2) top is provided with acquisition mechanism, fixed plate (2) downside is provided with detector (21) with casing (1) bolted connection, be provided with the filtering mechanism who is connected with acquisition mechanism between detector (21) and fixed plate (2), casing (1) outside is provided with protection machanism.
2. Atmospheric pollution particle detector as in claim 1, wherein said collecting means comprises a fixed tube (3) fixedly connected and arranged on top of a fixed plate (2), a fan (4) is arranged on the inner side of the fixed pipe (3) in a bolted connection mode, an air suction pipe (5) which is connected with the fixed pipe (3) in a sliding mode is arranged on the upper side of the fan (4), the left side and the right side of the top end of the air suction pipe (5) are both fixedly connected with connecting blocks (7), fixed blocks are fixedly connected with the top parts of the left and right ends of the shell (1), a first telescopic rod (8) is hinged between the fixed blocks and the connecting block (7), a plurality of sampling boxes (10) which are connected with the fixing plate (2) through bolts are arranged on the outer side of the fixing tube (3), and an air duct (9) is fixedly connected between the sampling box (10) and the fixed pipe (3).
3. The atmospheric pollution particle detector according to claim 2, wherein a probe (11) is fixedly connected to the inner side of each of the plurality of sampling boxes (10), and the probe (11) is electrically connected with the detector (21).
4. The atmospheric pollution particle detector of claim 3, characterized in that, filtering mechanism is including setting up filter box (15) in fixed plate (2) downside, filter box (15) left and right sides all is provided with backup pad (16) with casing (1) sliding connection, backup pad (16) are close to filter box (15) one end inboard fixed connection and are provided with second telescopic link (17) that are used for fixed filter box (15), backup pad (16) bottom is connected with vibrations mechanism, filter box (15) outside fixed connection is provided with a plurality of intake pipes (14), intake pipe (14) are connected at the gas-supply pipe (12) in the sampling box (10) outside through rubber tube (13) and fixed connection setting.
5. The atmospheric pollution particle detector of claim 4, characterized in that a partition plate (39) is fixedly connected to the inner side of the filter box (15), the cross section of the partition plate (39) is of a V-shaped structure, an air outlet pipe (40) fixedly connected with the filter box (15) is arranged on the inner side of the partition plate (39), a branch pipe (41) is fixedly connected to the outer side of the air outlet pipe (40), the branch pipe (41) is connected with a cleaning pipe fixedly connected to the outer side of the fixed pipe (3) through a hose, a plurality of filter frames (37) connected with the filter box (15) in a clamping mode are arranged on one side, far away from the air outlet pipe (40), of the partition plate (39), and an active carbon filter layer (38) fixedly connected with the filter box (15) is arranged between the filter frames (37.
6. The atmospheric pollution particle detector according to claim 4, wherein the vibration mechanism comprises a motor (18) which is bolted and arranged on the inner side of the casing (1), the upper sides of the front and rear ends of the motor (18) are respectively provided with a rotating rod (19) which is rotatably connected with the casing (1), the outer sides of the output ends of the rotating rod (19) and the motor (18) are respectively fixedly connected with a belt wheel (30), the belt wheels (30) are connected with each other through a belt, the outer sides of the rotating rods (19) which are positioned on the lower side parts of the support plates (16) on the two sides are respectively fixedly connected with a cam (20), one side of the cam (20) far away from the detector (21) is provided with a support block (33) which is fixedly connected with the casing (1), the inner side of the support block (33) is slidably connected with a transmission rod (32), one side of the transmission rod, the other end of the transmission rod (32) is hinged with a connecting rod (35) between a sliding block (34) which is connected with the inner side of the shell (1) in a sliding manner, and a supporting rod (36) is fixedly connected between the sliding block (34) and the supporting plate (16).
7. The atmospheric pollution particle detector of claim 1, wherein the protection mechanism comprises a protection plate (23) arranged outside the housing (1), the protection plate (23) is provided with a plurality of sliding rods (24) near one side of the housing (1) and fixedly connected with the other ends of the sliding rods (24) and fixedly connected with a limiting plate (25), the limiting plate (25) is slidably connected with a support seat fixedly connected with the outside of the housing (1), the limiting plate (25) is provided with a first magnet (26) far away from one side of the sliding rods (24), the inner side of the support seat is fixedly connected with a second magnet, the first magnet (26) has the same magnetism as the opposite side of the second magnet, and a first spring (27) is arranged between the first magnet (26) and the second magnet and fixedly connected with the second magnet.
8. The detector of air pollution particles as claimed in claim 3, wherein a plurality of fixing frames (28) are fixedly connected to the top of the detector (21), a buffer block (29) is slidably connected to the inner side of the fixing frames (28), and a second spring is fixedly connected between the bottom end of the buffer block (29) and the fixing frames (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110118128.8A CN112945815A (en) | 2021-01-28 | 2021-01-28 | Atmosphere pollution particle detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110118128.8A CN112945815A (en) | 2021-01-28 | 2021-01-28 | Atmosphere pollution particle detector |
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| CN112945815A true CN112945815A (en) | 2021-06-11 |
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| CN202110118128.8A Withdrawn CN112945815A (en) | 2021-01-28 | 2021-01-28 | Atmosphere pollution particle detector |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114894963A (en) * | 2022-03-24 | 2022-08-12 | 陕西长武亭南煤业有限责任公司 | Alarm device for monitoring gas concentration |
| CN115586046A (en) * | 2022-12-09 | 2023-01-10 | 沈阳市中正检测技术有限公司 | Atmospheric sampler |
| GB2612829A (en) * | 2021-11-12 | 2023-05-17 | Ethos Enviromental Ltd | A system for taking and analysing air samples |
| CN116660477A (en) * | 2023-07-26 | 2023-08-29 | 中国人民解放军63968部队 | Atmospheric pollution early warning device |
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