CN114323822B - Waste gas sampling monitoring device in factory environment - Google Patents
Waste gas sampling monitoring device in factory environment Download PDFInfo
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- CN114323822B CN114323822B CN202210009953.9A CN202210009953A CN114323822B CN 114323822 B CN114323822 B CN 114323822B CN 202210009953 A CN202210009953 A CN 202210009953A CN 114323822 B CN114323822 B CN 114323822B
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- exhaust gas
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- 238000005070 sampling Methods 0.000 title claims abstract description 64
- 238000012806 monitoring device Methods 0.000 title claims abstract description 17
- 239000002912 waste gas Substances 0.000 title abstract description 21
- 238000001914 filtration Methods 0.000 claims abstract description 26
- 239000012535 impurity Substances 0.000 claims abstract description 16
- 239000002245 particle Substances 0.000 claims abstract description 14
- 230000001681 protective effect Effects 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 7
- 239000007789 gas Substances 0.000 abstract description 32
- 230000000694 effects Effects 0.000 abstract description 7
- 239000002923 metal particle Substances 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000000889 atomisation Methods 0.000 description 19
- 238000007599 discharging Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses an exhaust gas sampling monitoring device in a factory environment, which relates to the technical field of exhaust gas sampling and comprises an exhaust gas sampling collector, exhaust fans, sampling plates and a filtering purifier, wherein the exhaust fans are detachably arranged on the outer surfaces of the front side and the rear side of the exhaust gas sampling collector, and the sampling plates are detachably arranged on the outer surface of the top of the exhaust gas sampling collector. According to the invention, the air absorbed by the outside is guided to the inside of the drawing plate through the trapezoid air inlet, the air entering is differentiated and slowed down by the matching with the flow dividing block, metal particles on the surface are filtered off by the impurity particle filter layer, then the air is guided by the air guide strip, and the air is discharged to the inside of the filtering purifier by the matching with the air outlet, so that the characteristic of collecting the impurity particles in the waste gas is realized, the problem that the impurity in the waste gas cannot be collected by waste gas detection is solved, and the effect of collecting the impurity particles in the waste gas is achieved.
Description
Technical Field
The invention relates to the technical field of waste gas sampling, in particular to a waste gas sampling monitoring device in a factory environment.
Background
In a factory where exhaust sampling monitoring devices are used in many locations, such as where there is a high demand for indoor exhaust sampling monitoring, it is necessary to ensure that there are sufficient exhaust sampling monitoring devices to ensure that the exhaust of the production environment is within a controlled range. The following problems exist in the prior art:
1. the existing waste gas collecting devices all adopt an independent pipeline for extraction, so that the problem that the collecting range is narrow and enough waste gas cannot be completely collected is caused;
2. after the waste gas is collected, the mixture in the waste gas needs to be detected, and the waste gas is generally discharged again, so that the secondary pollution of the environment can be caused.
Disclosure of Invention
The invention provides an exhaust gas sampling and monitoring device in a factory environment, which aims to solve the problems that the collection range is narrow and enough exhaust gas cannot be completely collected due to the fact that independent pipelines are extracted in order to enlarge the collection range and the area of the exhaust gas; another purpose is to solve the problem that secondary pollution to the environment can be caused when the detected waste gas is discharged again, so as to achieve the effect of purifying and discharging the collected waste gas.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides an exhaust sampling monitoring devices in mill's environment, includes exhaust sampling collector, air exhauster, sampling board and filtration clarifier, the air exhauster is detachably installed on the surface of both sides around the exhaust sampling collector, detachably installs the sampling board on the top surface of exhaust sampling collector, detachably installs filtration clarifier on the surface of the left side of exhaust sampling collector.
The automatic sampling device is characterized in that a sealing port is detachably arranged on the outer surface of the bottom of the sampling plate, one end of the sealing port extends to the inside of the sampling plate, an air suction pipeline is detachably connected to one end of the sealing port, the outer surfaces of two sides of the air suction pipeline extend to the outer surfaces of two sides of the sampling plate, and a side air suction disc is detachably connected to the layer surface of the air suction pipeline.
The utility model discloses a filter purifier, including filter purifier, hose, atomizing discharge standpipe's one end extends to the top surface of filter purifier, filter purifier's top both sides edge position is last to be detachably connected with spacing joint piece, the joint top cap is detachably installed at the top of spacing joint piece, be provided with the hose on the lower surface of joint top cap, detachably connected with the atomizing discharge standpipe on the top internal surface of filter purifier, the one end of atomizing discharge standpipe extends to on the top surface of filter purifier.
The technical scheme of the invention is further improved as follows: one end of the hose is connected with the top end of the atomization discharge vertical pipe, the inside of the filter purifier is filled with purifying liquid, and an exhaust outlet II is arranged on the outer surface of the top of the left side of the filter purifier.
The technical scheme of the invention is further improved as follows: the side induced draft disc is characterized in that a protective liner layer is arranged on the inner surface of the side induced draft disc, an air inlet is formed in the outer surface of the protective liner layer, an air guide pipe I is detachably connected to the outer surface of the side induced draft disc, one end of the air guide pipe I extends to the inside of the air inlet, and an auxiliary air inlet disc is arranged at one end of the air guide pipe I.
The technical scheme of the invention is further improved as follows: the inner surface of the protective liner layer is provided with a diversion chute, and the outer surface of the bottom end of the diversion chute is detachably connected with an induced air pipeline.
The technical scheme of the invention is further improved as follows: the utility model discloses a drainage chute, including diversion chute, side direction drainage board, diversion chute, side direction drainage board, be connected with the drainage arc piece on the internal surface of diversion chute is detachable, be connected with the drainage arc swash plate on the both sides surface of drainage arc swash plate is detachable, be provided with the wind-guiding swash plate on the top surface of side direction drainage board.
The technical scheme of the invention is further improved as follows: the inner surface of the atomization discharge standpipe is filled with a waterproof filling layer, a second air guide pipe is arranged in the waterproof filling layer, the top end and the side face of the waterproof filling layer penetrate through the two sides of the atomization discharge standpipe and the top inner surface respectively and extend to the outer surface, trapezoid sleeves are detachably connected to the outer surfaces of the two sides of the atomization discharge standpipe, and unidirectional atomization exhaust strips are arranged on the outer surfaces of the trapezoid sleeves.
The technical scheme of the invention is further improved as follows: the waste gas sampling collector comprises a waste gas sampling collector body, and is characterized in that a sliding groove is formed in the outer surface of the top of the right side of the waste gas sampling collector body, a drawing plate is arranged on the outer surface of the inner side of the sliding groove in a sliding lap joint mode, a trapezoid air inlet is formed in the outer surface of the top of the drawing plate, and a flow dividing block is detachably connected to the inner wall surface of the drawing plate.
The technical scheme of the invention is further improved as follows: the air guide device comprises a split flow block, wherein impurity particle filter layers are arranged on the outer surfaces of two sides of the split flow block, air guide strips are arranged on the inner wall surface of the pull plate, an air outlet I is arranged on the outer surface of the bottom of the pull plate, and a pull ring is arranged on the outer surface of the right side of the pull plate.
By adopting the technical scheme, compared with the prior art, the invention has the following technical progress:
1. the invention provides an exhaust gas sampling monitoring device in a factory environment, which adopts the combination of an exhaust fan, an exhaust pipeline, a side exhaust disc, an auxiliary air inlet disc air inlet, an air guide pipe I, a guide chute and an air guide pipeline, and sucks air from the interior of the exhaust pipeline through the exhaust fan, the auxiliary air inlet disc on the outer surface of the side exhaust disc is matched with the contact range and the area between the air and the air, the sucked air is guided to the interior of the side exhaust disc through the air guide pipe I, the air is spirally rotated through the air guide chute to increase the flow speed of the air, and the air collected in the interior is guided to the interior of the exhaust pipeline through the air guide pipeline to be discharged.
2. The invention provides an exhaust gas sampling monitoring device in a factory environment, which adopts the combination of a clamping top cover, a hose, an atomization discharge vertical pipe, purifying liquid, an exhaust outlet II, an air guide pipe II, a trapezoid sleeve shell and a unidirectional atomization exhaust strip, wherein detected gas is matched with the clamping top cover to pass through the hose and be guided into the interior of the atomization discharge vertical pipe, is matched with the air guide pipe II to be discharged onto the outer surfaces of two sides of the atomization discharge vertical pipe, is gathered in the interior of the trapezoid sleeve, is subjected to unidirectional atomization discharge through the unidirectional atomization exhaust strip, purifies the gas discharged from the interior by using the purifying liquid, and then discharges the purified gas through the exhaust outlet II, so that the device has the characteristic of purifying and re-discharging the collected exhaust gas, solves the problem of secondary pollution of the environment caused by re-discharging the detected exhaust gas, and achieves the effect of purifying and re-discharging the collected exhaust gas.
3. The invention provides an exhaust gas sampling monitoring device in a factory environment, which adopts the combination of a drawing plate, a trapezoid air inlet, a flow distribution block, an impurity particle filter layer, an air guide strip, an air outlet I and a filtering purifier, wherein the air absorbed by the outside is guided to the inside of the drawing plate through the trapezoid air inlet, the flow distribution block is matched for differentiating and reducing the speed of the air, then the impurity particle filter layer is used for filtering out metal particles on the surface of the air, and then the air guide strip is used for guiding the air, and the air outlet I is matched for discharging the air to the inside of the filtering purifier, so that the device has the characteristic of collecting impurity particles in the exhaust gas, solves the problem that the impurity in the exhaust gas cannot be collected in the exhaust gas detection, and achieves the effect of collecting the impurity particles in the exhaust gas.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of a sampling plate structure according to the present invention;
FIG. 3 is a schematic diagram of a side suction disc structure according to the present invention;
FIG. 4 is a schematic view of a diversion chute according to the present invention;
FIG. 5 is a schematic view of the structure of the drainage arc-shaped sloping plate of the invention;
FIG. 6 is a schematic diagram of a filter purifier according to the present invention;
FIG. 7 is a schematic view of an atomized discharge standpipe according to the present invention;
fig. 8 is a schematic view of a drawing plate according to the present invention.
In the figure: 1. an exhaust gas sampling collector; 11. a drawing plate; 12. a trapezoid air inlet; 13. a shunt block; 14. an impurity particle filtration layer; 15. an air guiding strip; 16. an exhaust outlet I;
2. an exhaust fan;
3. sampling plate; 31. sealing the mouth; 32. an air suction pipeline;
33. a side suction disc; 331. a protective liner layer; 332. an air inlet; 333. an air guide pipe I; 334. an auxiliary air inlet disc;
335. a diversion chute; a1, a drainage arc block; a2, a drainage arc-shaped sloping plate; a3, a lateral drainage plate; a4, an air guide inclined plate;
336. an induced draft pipe;
4. a filter purifier; 41. a limit clamping block; 42. the top cover is clamped; 43. a hose; 44. purifying liquid;
45. an atomization discharge standpipe; 451. a waterproof filling layer; 452. an air guide pipe II; 453. a trapezoidal shell; 454. one-way atomizing exhaust strips;
46. and an exhaust outlet II.
Detailed Description
The invention is further illustrated by the following examples:
example 1
As shown in fig. 1 to 8, the invention provides an exhaust gas sampling and monitoring device in a factory environment, which comprises an exhaust gas sampling collector 1, exhaust fans 2, sampling plates 3 and a filtering purifier 4, wherein the exhaust fans 2 are detachably arranged on the outer surfaces of the front side and the rear side of the exhaust gas sampling collector 1, the sampling plates 3 are detachably arranged on the outer surface of the top of the exhaust gas sampling collector 1, and the filtering purifier 4 is detachably arranged on the outer surface of the left side of the exhaust gas sampling collector 1.
In this embodiment, the exhaust fan 2 absorbs air in the sampling plate 3, and the sampling plate 3 is used to guide the outside air into the exhaust gas sampling collector 1 for filtering, so that the air is detected, and the detected air is purified by the filter purifier 4 and then discharged.
As shown in fig. 1 to 8, in this embodiment, preferably, the inner surface of the diversion chute 335 is detachably connected with a diversion arc block a1, the inner surface of the diversion chute 335 is detachably connected with a diversion arc sloping plate a2, two outer surfaces of two sides of the diversion arc sloping plate a2 are detachably connected with a lateral diversion plate a3, the outer surface of the top of the lateral diversion plate a3 is provided with an air guiding sloping plate a4, and air is guided by matching with the air guiding sloping plate a4 on the surface of the lateral diversion plate a3 when passing through two side surfaces of the diversion arc sloping plate a 2.
Example 2
As shown in fig. 1-8, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the sealing port 31 is detachably installed on the outer surface of the bottom of the sampling plate 3, one end of the sealing port 31 extends to the inside of the sampling plate 3, an air suction pipeline 32 is detachably connected to one end of the sealing port 31, two side outer surfaces of the air suction pipeline 32 extend to two side outer surfaces of the sampling plate 3, a side air suction disc 33 is detachably connected to the layer surface of the air suction pipeline 32, a protective liner layer 331 is arranged on the inner surface of the side air suction disc 33, an air inlet 332 is arranged on the outer surface of the protective liner layer 331, an air guide pipe 333 is detachably connected to the outer surface of the side air suction disc 33, one end of the air guide pipe 333 extends to the inside of the air inlet 332, an auxiliary air inlet disc 334 is arranged on one end of the air guide pipe 333, a guide chute 335 is arranged on the inner surface of the protective liner layer 331, and an air guide pipeline 336 is detachably connected to the outer surface of the bottom end of the guide chute 335.
In this embodiment, the exhaust fan 2 is used to suck air into the air suction pipe 32, the auxiliary air inlet disc 334 on the outer surface of the side air suction disc 33 is matched to expand the contact range and area between the air and the air, the air sucked by the air suction pipe 333 is guided to the inner part of the side air suction disc 33 through the air inlet 332, the air is spirally rotated by the air guide chute 335, the air flowing speed is increased, the air collected in the inner part is guided to the air suction pipe 32 through the air guide pipe 336, and the effect of expanding the waste gas collecting range and area is achieved.
Example 3
As shown in fig. 1-8, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the detachable spacing joint piece 41 that is connected with in the top both sides border position of filtration clarifier 4, the joint top cap 42 is installed to the top detachable of spacing joint piece 41, be provided with hose 43 on the lower surface of joint top cap 42, detachably be connected with on the top internal surface of filtration clarifier 4 and atomize and discharge standpipe 45, the one end of atomizing and discharging standpipe 45 extends to on the top surface of filtration clarifier 4, hose 43's one end is connected with the top of atomizing and discharging standpipe 45, the inside packing of filtration clarifier 4 has purifying liquid 44, be provided with exhaust outlet second 46 on the left side top surface of filtration clarifier 4, the internal surface packing of atomizing and discharging standpipe 45 has waterproof filling layer 451, the inside of waterproof filling layer 451 is provided with guide duct second 452, the top and the side of waterproof filling layer 451 pass respectively on the both sides of atomizing and the top internal surface of atomizing and discharge standpipe 45 extend to on the surface, detachably be connected with trapezoidal shell on the both sides surface of atomizing and discharge standpipe 45, be provided with one-way atomizing and exhaust strip 454 on the surface of trapezoidal 453 shell.
In this embodiment, the detected gas is guided to the inside of the atomization discharging standpipe 45 through the hose 43 by the clamping top cover 42, is discharged to the outer surfaces of two sides of the atomization discharging standpipe 45 by the second air guide pipe 452, is gathered in the trapezoid casing 453, is subjected to unidirectional atomization discharging by the unidirectional atomization air exhaust strip 454, and is purified by the purifying liquid 44, and is discharged by the purified gas through the second air outlet 46, so that the effect of purifying and discharging the collected waste gas is achieved.
Example 4
As shown in fig. 1-8, on the basis of embodiment 1, the present invention provides a technical solution: preferably, a sliding groove is arranged on the outer surface of the top of the right side of the exhaust gas sampling collector 1, a pull plate 11 is arranged on the outer surface of the inner side of the sliding groove in a sliding lap joint mode, a trapezoid air inlet 12 is arranged on the outer surface of the top of the pull plate 11, a flow dividing block 13 is detachably connected on the inner wall surface of the pull plate 11, an impurity particle filtering layer 14 is arranged on the outer surfaces of the two sides of the flow dividing block 13, an air guide strip 15 is arranged on the inner wall surface of the pull plate 11, an air outlet 16 is arranged on the outer surface of the bottom of the pull plate 11, and a pull ring is arranged on the outer surface of the right side of the pull plate 11.
In this embodiment, the air absorbed by the outside is guided to the interior of the drawing plate 11 through the trapezoidal air inlet 12, the air entering is differentiated and slowed down by the matching flow dividing block 13, the metal particles on the surface of the air are filtered off by the impurity particle filter layer 14, the air is guided by the air guide strip 15, and the air is discharged to the interior of the filtering purifier 4 by the matching air outlet 16, so that the effect of collecting the impurity particles in the waste gas is achieved.
The working principle of the exhaust gas sampling and monitoring device in the factory environment is specifically described below.
As shown in fig. 1-8, the air suction pipe 32 is sucked through the exhaust fan 2, the contact range and area between the air and the auxiliary air inlet disc 334 on the outer surface of the side air suction disc 33 are enlarged, the air sucked through the first air guide pipe 333 is guided to the inner part of the side air suction disc 33 through the air inlet 332, the air is spirally rotated through the air guide chute 335, the flow speed of the air is increased, the air collected in the inner part is guided out through the air guide pipe 336, the air sucked by the outside is guided out through the inside of the trapezoid air inlet 12 to the drawer plate 11, the air sucked in is differentiated and reduced in speed through the matching split flow block 13, the metal particles on the surface of the air are filtered out through the impurity particle filter layer 14, the air is guided out through the air guide strip 15, the first air outlet 16 is matched, the detected air is matched and clamped with the top cover 42 to the inner part of the atomization exhaust 45 through the hose 43, the air is matched with the second air guide pipe 452 to the outer surfaces on the two sides of the atomization exhaust standpipe 45, the air is gathered in the inner part of the trapezoid 453, the one-way atomization exhaust strip 454 is used for one-way atomizing the air exhaust strip 454, and the air is purified through the second air outlet 46.
The foregoing invention has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.
Claims (4)
1. The utility model provides an exhaust gas sampling monitoring devices in mill's environment, includes exhaust gas sampling collector (1), air exhauster (2), sampling board (3) and filtration clarifier (4), its characterized in that: exhaust fans (2) are detachably mounted on the outer surfaces of the front side and the rear side of the exhaust gas sampling collector (1), sampling plates (3) are detachably mounted on the outer surfaces of the top of the exhaust gas sampling collector (1), a filter purifier (4) is detachably mounted on the outer surface of the left side of the exhaust gas sampling collector (1), a sliding groove is formed in the outer surface of the right side top of the exhaust gas sampling collector (1), a pull plate (11) is connected to the outer surface of the inner side of the sliding groove in a sliding mode, a trapezoid air inlet (12) is formed in the outer surface of the top of the pull plate (11), a diversion block (13) is detachably connected to the inner surface of the inner wall of the pull plate (11), an impurity particle filter layer (14) is arranged on the outer surface of the two sides of the diversion block (13), an air guide strip (15) is arranged on the inner surface of the inner wall of the pull plate (11), an exhaust outlet (16) is formed in the outer surface of the bottom of the pull plate (11), and a pull ring is arranged on the outer surface of the right side of the pull plate (11).
A sealing port (31) is detachably arranged on the outer surface of the bottom of the sampling plate (3), one end of the sealing port (31) extends into the sampling plate (3), an air suction pipeline (32) is detachably connected to one end of the sealing port (31), the outer surfaces of the two sides of the air suction pipeline (32) extend onto the outer surfaces of the two sides of the sampling plate (3), and a side air suction disc (33) is detachably connected to the layer surface of the air suction pipeline (32);
the utility model discloses a filter purifier, including filtering purifier (4) and filter tip, filtering purifier (4) is characterized by also comprising a limit joint piece (41) detachably connected with on the top both sides border position of filtering purifier (4), joint top cap (42) is detachably installed at the top of limit joint piece (41), be provided with hose (43) on the lower surface of joint top cap (42), detachably connected with atomizing emission standpipe (45) on the top internal surface of filtering purifier (4), the one end of atomizing emission standpipe (45) extends to on the top surface of filtering purifier (4), the one end of hose (43) is connected with the top of atomizing emission standpipe (45), the intussuseption of filtering purifier (4) is filled with purifying liquid (44), be provided with air outlet two (46) on the left side top surface of filtering purifier (4), the internal surface of atomizing emission standpipe (45) is filled with waterproof filling layer (451), the inside of waterproof filling layer (451) is provided with guide duct two (452), the top and the side of atomizing emission standpipe (45) are passed respectively on the both sides of atomizing emission standpipe (45) and extend to on the surface of can dismantling on the one-way surface (453).
2. An exhaust sampling monitoring device in a factory environment according to claim 1, wherein: the novel air conditioner is characterized in that a protective liner layer (331) is arranged on the inner surface of the side air suction disc (33), an air inlet (332) is formed in the outer surface of the protective liner layer (331), an air guide pipe (333) is detachably connected to the outer surface of the side air suction disc (33), one end of the air guide pipe (333) extends to the inside of the air inlet (332), and an auxiliary air inlet disc (334) is arranged at one end of the air guide pipe (333).
3. An exhaust sampling monitoring device in a factory environment according to claim 2, wherein: the inner surface of the protective liner layer (331) is provided with a diversion chute (335), and the outer surface of the bottom end of the diversion chute (335) is detachably connected with an induced air pipeline (336).
4. A plant environment exhaust sampling monitoring device according to claim 3, wherein: the utility model discloses a drainage chute, drainage chute (335) and air guiding inclined plate (a 4) are provided with on the top surface of drainage chute (335), drainage arc piece (a 1) is detachably connected with on the internal surface of drainage chute (335), drainage arc inclined plate (a 2) is detachably connected with lateral drainage board (a 3) on the both sides surface of drainage arc inclined plate (a 2), be provided with air guiding inclined plate (a 4) on the top surface of lateral drainage board (a 3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210009953.9A CN114323822B (en) | 2022-01-06 | 2022-01-06 | Waste gas sampling monitoring device in factory environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210009953.9A CN114323822B (en) | 2022-01-06 | 2022-01-06 | Waste gas sampling monitoring device in factory environment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114323822A CN114323822A (en) | 2022-04-12 |
| CN114323822B true CN114323822B (en) | 2023-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210009953.9A Active CN114323822B (en) | 2022-01-06 | 2022-01-06 | Waste gas sampling monitoring device in factory environment |
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| Country | Link |
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| CN (1) | CN114323822B (en) |
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| CN206671003U (en) * | 2017-04-22 | 2017-11-24 | 九江学院 | A kind of Soil Trace Gases sampling static chamber with filtering function |
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| CN209108880U (en) * | 2018-08-10 | 2019-07-16 | 宁波市帝益机械科技有限公司 | A kind of environmental protection purifying equipment |
| CN210159370U (en) * | 2019-05-13 | 2020-03-20 | 无锡市日易环境科技有限公司 | Low-noise welding fume purifier |
| CN110940562A (en) * | 2019-12-05 | 2020-03-31 | 武汉羽芒智能科技有限公司 | Gas collection body sampling and cleanliness detection instrument integrated with each other |
| CN211725191U (en) * | 2019-12-23 | 2020-10-23 | 吉林省泓济环保科技有限公司 | Atomizing interception waste gas treatment device |
| CN113209759A (en) * | 2021-04-29 | 2021-08-06 | 杭州力环科技有限公司 | Chemical plant waste gas is collected with waste gas detection device who has separation purification performance |
| CN214702868U (en) * | 2021-04-06 | 2021-11-12 | 宁波新节检测技术有限公司 | Sampling device is collected to granule in waste gas |
-
2022
- 2022-01-06 CN CN202210009953.9A patent/CN114323822B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206671003U (en) * | 2017-04-22 | 2017-11-24 | 九江学院 | A kind of Soil Trace Gases sampling static chamber with filtering function |
| CN208607052U (en) * | 2018-08-10 | 2019-03-15 | 环境保护部华南环境科学研究所 | A kind of negative-pressure ward atmosphere sampler of achievable Automatic change film |
| CN209108880U (en) * | 2018-08-10 | 2019-07-16 | 宁波市帝益机械科技有限公司 | A kind of environmental protection purifying equipment |
| CN210159370U (en) * | 2019-05-13 | 2020-03-20 | 无锡市日易环境科技有限公司 | Low-noise welding fume purifier |
| CN110940562A (en) * | 2019-12-05 | 2020-03-31 | 武汉羽芒智能科技有限公司 | Gas collection body sampling and cleanliness detection instrument integrated with each other |
| CN211725191U (en) * | 2019-12-23 | 2020-10-23 | 吉林省泓济环保科技有限公司 | Atomizing interception waste gas treatment device |
| CN214702868U (en) * | 2021-04-06 | 2021-11-12 | 宁波新节检测技术有限公司 | Sampling device is collected to granule in waste gas |
| CN113209759A (en) * | 2021-04-29 | 2021-08-06 | 杭州力环科技有限公司 | Chemical plant waste gas is collected with waste gas detection device who has separation purification performance |
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| Publication number | Publication date |
|---|---|
| CN114323822A (en) | 2022-04-12 |
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