CN112834396A - Can detect not co-altitude moisture interference's empty gas detection surveys device - Google Patents
Can detect not co-altitude moisture interference's empty gas detection surveys device Download PDFInfo
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- CN112834396A CN112834396A CN202011605484.4A CN202011605484A CN112834396A CN 112834396 A CN112834396 A CN 112834396A CN 202011605484 A CN202011605484 A CN 202011605484A CN 112834396 A CN112834396 A CN 112834396A
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- 238000001514 detection method Methods 0.000 title claims abstract description 74
- 238000004804 winding Methods 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000005086 pumping Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 10
- 230000005540 biological transmission Effects 0.000 description 6
- 239000002245 particle Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- 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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Abstract
The invention relates to the technical field of PM2.5 detection, and discloses an air detection device capable of detecting water vapor interference at different heights, which comprises a base, wherein a screw rod is connected to the left side of the base in a threaded manner, a slide block is connected to the inner wall of the base in a sliding manner, a slide rod is connected to the top of the base in a sliding manner, a detection box is fixedly connected to the top of the slide rod, a swing door is movably connected to the right side of the detection box, a latch is connected to the inner wall of a driving wheel in a sliding manner, an exhaust pipe is fixedly connected to the bottom of the detection box, an exhaust rod is connected to the inner part of the exhaust pipe. This can detect PM2.5 detection device of co-altitude water vapor proof interference, through rotating the screw rod, the screw rod drives the slider and rises, and the slider drives the connecting rod and rises, and the connecting rod drives the drive wheel and removes, and the drive wheel meshes with the slide bar, and the rethread slide bar uses with the cooperation that detects the box to the effect that can detect PM2.5 concentration of co-altitude has been reached.
Description
Technical Field
The invention relates to the technical field of PM2.5 detection, in particular to an air detection device capable of detecting water vapor interference at different heights.
Background
The fine particulate matter is also called PM2.5, the particle matter with the aerodynamic equivalent diameter less than or equal to 2.5 micrometers in the environmental air, the detection principle of the PM2.5 is that light scattering can be generated when an infrared light source irradiates the particle matter at a detection position, the scattering intensity in the direction perpendicular to a light path is related to the particle diameter, the quantity concentration of the real-time particle matter can be obtained through counting, and the mass concentration unified with an official unit is obtained according to an empirical conversion formula and a calibration method.
When the existing PM2.5 detection device is used for detecting in humid air, the device can be interfered by water drops in the air, so that the accuracy of a detection result is influenced, meanwhile, the existing device can only detect the concentration of PM2.5 at a fixed position, and the concentration of PM2.5 at the fixed position is influenced by the detection height, so that the detection at the fixed position is relatively one-sided, and the concentration of PM2.5 in the region cannot be accurately and sufficiently detected.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the air detection device capable of detecting the water vapor interference resistance at different heights, which has the advantages of detecting the concentration of PM2.5 at different heights, preventing the water vapor interference, effectively controlling the amount of detected gas, ensuring the accuracy of a detection result and the like, and solves the problems that the accuracy of the detection result is influenced and the concentration of PM2.5 is influenced by the detection height due to the interference of water drops in the air.
(II) technical scheme
In order to realize the purposes of detecting the PM2.5 concentrations at different heights, preventing water vapor interference, effectively controlling the amount of detected gas and ensuring the accuracy of a detection result, the invention provides the following technical scheme: an air detection device capable of detecting different heights and preventing water vapor interference comprises a base, wherein a screw rod is in threaded connection with the left side of the base, a sliding block is connected to the inner wall of the base in a sliding manner, a connecting rod is movably connected to the top of the sliding block, a driving wheel is movably connected to the top of the connecting rod, a sliding rod is connected to the top of the base in a sliding manner, a detection box is fixedly connected to the top of the sliding rod, a swing door is movably connected to the right side of the detection box, a driving wheel is meshed with the bottom of the swing door, a latch is connected to the inner wall of the driving wheel in a sliding manner, a limiting spring is fixedly connected to one side, close to the inner wall of the driving wheel, of the latch, a rolling wheel is fixedly connected to the inside of the driving wheel, a pull rope is fixedly connected to the back of, the inner wall sliding connection who detects the box has the push rod, contact switch has been cup jointed in the outside of push rod, it has the exhaust tube to peg graft in the bottom of detection box, the inside sliding connection of exhaust tube has the pump rod, the inside fixedly connected with supporting spring of exhaust tube, supporting spring's bottom fixedly connected with valve, the inner wall sliding connection of exhaust tube has the relief pressure valve, the bottom fixedly connected with blast pipe of detection box, the inside sliding connection of blast pipe has the air discharge stem, the inner wall fixedly connected with runner of base.
Preferably, the left side of the base is provided with a threaded hole which is matched with the screw rod for use.
Preferably, the bottom surface of the sliding block is designed to be inclined, so that the screw can drive the sliding block to ascend.
Preferably, the driving wheel is connected to the inner wall of the base in a sliding mode, and the driving wheel is guaranteed to be stable in transmission.
Preferably, a rotary spring is fixedly connected inside the swing door and used for swinging the swing door back and forth.
Preferably, a spring is fixedly connected inside the winding wheel and used for winding the pull rope.
Preferably, the pull rope is fixedly connected to the top of the base, so that the pull rope can drive the rolling wheel to rotate.
Preferably, the left side of the exhaust rod is provided with a tooth groove which is matched with the rotating wheel for use.
(III) advantageous effects
Compared with the prior art, the invention provides an air detection device capable of detecting water vapor interference at different heights, which has the following beneficial effects:
1. this can detect co-altitude moisture interference's empty gas detection surveys device, through rotating the screw rod, the screw rod drives the slider and rises, and the slider drives the connecting rod and rises, and the connecting rod drives the drive wheel and removes, drive wheel and slide bar meshing, and the rethread slide bar uses with the cooperation that detects the box to the effect that can detect the PM2.5 concentration of co-altitude has been reached.
2. This can detect air detection device of co-altitude water vapour interference of preventing, it rises to drive the exhaust tube through detecting the box and rises, and the exhaust tube is gaseous taking out in the inside of the effect decline detection box of pump rod, and the push rod moves left under the effect of atmospheric pressure this moment, and the push rod touches contact switch, and the rethread contact switch uses with the cooperation of heating block to the effect that can water vapour interference has been reached.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a partial schematic view of a swing door according to the present invention;
FIG. 3 is an enlarged view of part A of FIG. 1;
FIG. 4 is a partial schematic view of the suction tube of the present invention;
FIG. 5 is a schematic view of a portion of the rotor of the present invention.
In the figure: 1. a base; 2. a screw; 3. a slider; 4. a connecting rod; 5. a drive wheel; 6. a slide bar; 7. a detection cartridge; 8. a swing door; 9. a driving wheel; 10. clamping teeth; 11. a limiting spring; 12. a winding wheel; 13. pulling a rope; 14. a heating block; 15. a pressure chamber; 16. a piston; 17. a push rod; 18. a contact switch; 19. an air exhaust pipe; 20. drawing a rod; 21. a support spring; 22. a valve; 23. a pressure reducing valve; 24. an exhaust pipe; 25. an exhaust rod; 26. a rotating wheel.
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. 1-5, an air detection device capable of detecting different heights and preventing water vapor interference comprises a base 1, a threaded hole is formed in the left side of the base 1 and is matched with a screw rod 2 for use, the screw rod 2 is connected to the left side of the base 1 in a threaded manner, a slide block 3 is connected to the inner wall of the base 1 in a sliding manner, the bottom surface of the slide block 3 is designed to be inclined, so that the slide block 3 can be driven by the screw rod 2 to ascend, a connecting rod 4 is movably connected to the top of the slide block 3, a driving wheel 5 is movably connected to the top of the connecting rod 4, the driving wheel 5 is connected to the inner wall of the base 1 in a sliding manner to ensure stable transmission of the driving wheel 5, a slide rod 6 is connected to the top of the base 1 in a sliding manner, gear teeth are fixedly connected to the outer side of the slide rod 6, the bottom of the swing door 8 is engaged with a transmission wheel 9, the inner wall of the transmission wheel 9 is connected with a latch 10 in a sliding manner, one side of the latch 10 close to the inner wall of the transmission wheel 9 is fixedly connected with a limiting spring 11, the inside of the transmission wheel 9 is fixedly connected with a winding wheel 12, the inside of the winding wheel 12 is fixedly connected with a clockwork spring for winding a pull rope 13, the back of the winding wheel 12 is fixedly connected with the pull rope 13, the pull rope 13 is fixedly connected with the top of the base 1, the pull rope 13 can drive the winding wheel 12 to rotate, the inner wall of the detection box 7 is fixedly connected with a heating block 14, the inside of the detection box 7 is provided with a pressure cavity 15, the inside of the pressure cavity 15 is connected with a piston 16 in a sliding manner, the inner wall of the detection box 7 is connected with a push rod 17 in a sliding manner, the top of the push rod 17 is fixedly connected with a guide, inside fixedly connected with supporting spring 21 of exhaust tube 19, supporting spring 21's bottom fixedly connected with valve 22, the inner wall sliding connection of exhaust tube 19 has relief pressure valve 23, the bottom fixedly connected with blast pipe 24 of detection box 7, the inside also sliding connection of blast pipe 24 has relief pressure valve 23, the inside sliding connection of blast pipe 24 has air release lever 25, the tooth's socket has been seted up on the left side of air release lever 25, use with the cooperation of runner 26, the inner wall fixedly connected with runner 26 of base 1.
The working principle is that the device is placed at a position to be detected, the equipment is powered on, the heating block 14 generates heat, the heated air pressure in the pressure cavity 15 is increased, the piston 16 is pushed to rise under the pushing of the air pressure, the piston 16 rises to enable the interior of the detection box 7 to absorb the gas to be detected, when the amount of the gas in the detection box 7 reaches a certain amount, the air pressure pushes the push rod 17 to slide rightwards, the push rod 17 slides rightwards to enable the guide block at the top of the push rod 17 to be away from the contact switch 18, the heating block 14 stops heating, the air pressure in the pressure cavity 15 is reduced, the piston 16 descends to block an air inlet hole, after the gas detection is finished, the driving wheel 5 rotates to drive the rotating wheel 26 to rotate through a driving belt, the rotating wheel 26 rotates to drive the exhaust rod 25 to descend through the tooth groove at the left side of the exhaust rod, the push rod 17 slides leftwards under the action of air pressure, the push rod 17 contacts the contact switch 18, the contact switch 18 heats the heating block 14, the piston 16 ascends at the moment, so that the air inlet hole can be filled with air, meanwhile, the driving wheel 5 rotates reversely, the driving wheel 5 drives the rotating wheel 26 to rotate reversely, the rotating wheel 26 rotates reversely to drive the exhaust rod 25 to ascend, the exhaust rod 25 ascends to increase the air pressure in the exhaust pipe 24, the air pressure pushes the pressure reducing valve 23 to discharge the air in the exhaust pipe 24, the next air suction is not influenced,
at the moment, air at a higher position needs to be detected, a screw rod 2 is rotated, the screw rod 2 moves rightwards under the action of a threaded hole at the left side of a base 1, the screw rod 2 moves rightwards, an inclined plane at the bottom of the slide block 3 drives a slide block 3 to ascend, the slide block 3 ascends to drive a connecting rod 4 to ascend, the connecting rod 4 ascends to drive a driving wheel 5 to be meshed with wheel teeth at the outer side of the slide rod 6, the driving wheel 5 is close to a rotating wheel 26, so that the driving belt is loosened, the rotating wheel 26 cannot rotate along with the driving wheel 5, the slide rod 5 rotates to drive a slide rod 6 to ascend, the slide rod 6 ascends to drive a detection box 7, a pull rope 13 drives a winding wheel 12 to rotate, the winding wheel 12 drives a driving wheel 9 to rotate through a clamping rod and a clamping tooth 10 at the bottom, the driving wheel 9 rotates to drive a swing door 8, the swing door 8 to prevent the detection box, when the detection box 7 stops rising, the swing door 8 swings back under the action of an internal rotary spring, so that the detection box 7 can ventilate, gas is sucked into the detection box 7 at the moment, after gas detection is completed, the driving wheel 5 rotates reversely to drive the slide rod 6 to descend, the slide rod 6 drives the detection box 7 to descend, the detection box 7 descends to enable the winding wheel 12 to pass through the internal spiral spring winding pull rope 13, meanwhile, the detection box 7 descends to enable the pumping rod 20 to compress the gas inside the pumping pipe 19, the internal gas pressure of the pumping pipe 19 is increased at the moment, the gas pressure enables the pressure reducing valve 23 to deflate, when the detection box 7 descends to the original position, the screw rod 2 is rotated to enable the sliding block 3 to descend, the sliding block 3 descends to drive the connecting rod 4 to drive the driving wheel 5 to be far away from the slide rod 6, and then the gas is exhausted through the exhaust.
To sum up, this can detect co-altitude moisture interference's empty gas detection surveys device not, through rotating screw rod 2, screw rod 2 drives slider 3 and rises, and slider 3 drives connecting rod 4 and rises, and connecting rod 4 drives drive wheel 5 and removes, and drive wheel 5 and slide bar 6 mesh, rethread slide bar 6 and the cooperation that detects box 7 are used to the effect that can detect the PM2.5 concentration of co-altitude has been reached. This can detect PM2.5 detection device of co-altitude water vapor proof interference, it rises to drive exhaust tube 19 through detecting box 7, exhaust tube 19 is gaseous taking out in 7 inside of detection box in the effect decline of pump rod 20, push rod 17 moves left under the effect of atmospheric pressure this moment, push rod 17 touches contact switch 18, and rethread contact switch 18 uses with the cooperation of heating block 14 to can the effect of water vapor proof interference have been reached, and application scope is more extensive.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a can detect not co-altitude moisture interference's empty gas detection surveys device, includes base (1), its characterized in that: the device is characterized in that a screw rod (2) is connected to the left side of the base (1) through threads, a sliding block (3) is connected to the inner wall of the base (1) in a sliding manner, a connecting rod (4) is movably connected to the top of the sliding block (3), a driving wheel (5) is movably connected to the top of the connecting rod (4), a sliding rod (6) is connected to the top of the base (1) in a sliding manner, a detection box (7) is fixedly connected to the top of the sliding rod (6), a swing door (8) is movably connected to the right side of the detection box (7), a driving wheel (9) is meshed to the bottom of the swing door (8), a latch (10) is connected to the inner wall of the driving wheel (9) in a sliding manner, a limiting spring (11) is fixedly connected to one side, close to the inner wall of the driving wheel (9), a winding wheel (12) is, the inner wall of the detection box (7) is fixedly connected with a heating block (14), a pressure cavity (15) is formed in the detection box (7), a piston (16) is connected to the inside of the pressure cavity (15) in a sliding manner, a push rod (17) is connected to the inner wall of the detection box (7) in a sliding manner, a contact switch (18) is sleeved on the outer side of the push rod (17), an exhaust pipe (19) is inserted into the bottom of the detection box (7), a pumping rod (20) is connected to the inside of the exhaust pipe (19) in a sliding manner, a supporting spring (21) is fixedly connected to the inside of the exhaust pipe (19), a valve (22) is fixedly connected to the bottom of the supporting spring (21), a pressure reducing valve (23) is connected to the inner wall of the exhaust pipe (19) in a sliding manner, an exhaust pipe (24) is fixedly connected to the bottom of the detection box (7, the inner wall of the base (1) is fixedly connected with a rotating wheel (26).
2. The air detection device of claim 1, wherein the air detection device is capable of detecting different levels of moisture interference, and wherein: the left side of the base (1) is provided with a threaded hole.
3. The air detection device of claim 1, wherein the air detection device is capable of detecting different levels of moisture interference, and wherein: the bottom surface of the sliding block (3) is designed to be inclined.
4. The air detection device of claim 1, wherein the air detection device is capable of detecting different levels of moisture interference, and wherein: the driving wheel (5) is connected to the inner wall of the base (1) in a sliding mode.
5. The air detection device of claim 1, wherein the air detection device is capable of detecting different levels of moisture interference, and wherein: and a rotary spring is fixedly connected inside the swing door (8).
6. The air detection device of claim 1, wherein the air detection device is capable of detecting different levels of moisture interference, and wherein: a spring is fixedly connected inside the winding wheel (12).
7. The air detection device of claim 1, wherein the air detection device is capable of detecting different levels of moisture interference, and wherein: the pull rope (13) is fixedly connected to the top of the base (1).
8. The air detection device of claim 1, wherein the air detection device is capable of detecting different levels of moisture interference, and wherein: tooth grooves are formed in the left side of the exhaust rod (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011605484.4A CN112834396B (en) | 2020-12-30 | 2020-12-30 | Air detection device capable of detecting waterproof vapor interference at different heights |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011605484.4A CN112834396B (en) | 2020-12-30 | 2020-12-30 | Air detection device capable of detecting waterproof vapor interference at different heights |
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| CN112834396B CN112834396B (en) | 2024-04-30 |
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Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5586935A (en) * | 1993-03-05 | 1996-12-24 | Mitsubishi Denki Kabushiki Kaisha | Air-direction adjusting apparatus for air-conditioning equipment |
| CN205300631U (en) * | 2015-12-04 | 2016-06-08 | 陕西明路光电技术有限责任公司 | Rotation type air quality detects and improves device |
| CN205538368U (en) * | 2016-01-25 | 2016-08-31 | 山东华鉴工程检测有限公司 | Section air quality sampling test device for a long time |
| CN206648771U (en) * | 2017-04-21 | 2017-11-17 | 刘立甲 | A kind of skyscraper air pressure and device for detecting density |
| CN107368073A (en) * | 2017-07-27 | 2017-11-21 | 上海工程技术大学 | A kind of full ambient engine Multi-information acquisition intelligent detecting robot system |
| CN206656941U (en) * | 2017-04-18 | 2017-11-21 | 广州衡创测试技术服务有限公司 | A kind of portable PM2.5 detection means |
| CN108375655A (en) * | 2018-03-12 | 2018-08-07 | 吉林大学 | A kind of low-to-medium altitude gas concentration detection system |
| CN207964188U (en) * | 2018-03-09 | 2018-10-12 | 合肥科本自动化科技有限公司 | The full-automatic air-tightness detection device of engine liquid pump assembly |
| CN109395477A (en) * | 2017-08-15 | 2019-03-01 | 研能科技股份有限公司 | Portable gas purification device |
| CN209525223U (en) * | 2018-07-12 | 2019-10-22 | 常州承信投资合伙企业(有限合伙) | Air quality detecting device and vehicle with dehumidification function |
| JP3224358U (en) * | 2019-09-17 | 2019-12-12 | 蘇州百創達環保科技有限公司 | Air detection sampling device |
| CN210051359U (en) * | 2018-09-14 | 2020-02-11 | 常州承信投资合伙企业(有限合伙) | Air quality detector and vehicle |
| CN210199068U (en) * | 2019-06-17 | 2020-03-27 | 广东猴王生态环境科技有限公司 | Equipment device for rapidly determining benzene concentration in air |
| JP6718041B1 (en) * | 2019-06-02 | 2020-07-08 | 温州▲てい▼安智能科技有限公司 | Pneumatic equipment quality measuring device |
| CN211426199U (en) * | 2019-12-24 | 2020-09-04 | 宁波华标检测有限公司 | Textile non-woven fabric air permeability testing device |
| CN112111399A (en) * | 2020-09-25 | 2020-12-22 | 广州逸彬科技有限公司 | Animal cell reaction device capable of controlling temperature and supplying oxygen uniformly |
| CN112142161A (en) * | 2020-09-27 | 2020-12-29 | 戴逢松 | Energy-saving sewage treatment device capable of automatically collecting floaters |
-
2020
- 2020-12-30 CN CN202011605484.4A patent/CN112834396B/en active Active
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5586935A (en) * | 1993-03-05 | 1996-12-24 | Mitsubishi Denki Kabushiki Kaisha | Air-direction adjusting apparatus for air-conditioning equipment |
| CN205300631U (en) * | 2015-12-04 | 2016-06-08 | 陕西明路光电技术有限责任公司 | Rotation type air quality detects and improves device |
| CN205538368U (en) * | 2016-01-25 | 2016-08-31 | 山东华鉴工程检测有限公司 | Section air quality sampling test device for a long time |
| CN206656941U (en) * | 2017-04-18 | 2017-11-21 | 广州衡创测试技术服务有限公司 | A kind of portable PM2.5 detection means |
| CN206648771U (en) * | 2017-04-21 | 2017-11-17 | 刘立甲 | A kind of skyscraper air pressure and device for detecting density |
| CN107368073A (en) * | 2017-07-27 | 2017-11-21 | 上海工程技术大学 | A kind of full ambient engine Multi-information acquisition intelligent detecting robot system |
| CN109395477A (en) * | 2017-08-15 | 2019-03-01 | 研能科技股份有限公司 | Portable gas purification device |
| CN207964188U (en) * | 2018-03-09 | 2018-10-12 | 合肥科本自动化科技有限公司 | The full-automatic air-tightness detection device of engine liquid pump assembly |
| CN108375655A (en) * | 2018-03-12 | 2018-08-07 | 吉林大学 | A kind of low-to-medium altitude gas concentration detection system |
| CN209525223U (en) * | 2018-07-12 | 2019-10-22 | 常州承信投资合伙企业(有限合伙) | Air quality detecting device and vehicle with dehumidification function |
| CN210051359U (en) * | 2018-09-14 | 2020-02-11 | 常州承信投资合伙企业(有限合伙) | Air quality detector and vehicle |
| JP6718041B1 (en) * | 2019-06-02 | 2020-07-08 | 温州▲てい▼安智能科技有限公司 | Pneumatic equipment quality measuring device |
| CN210199068U (en) * | 2019-06-17 | 2020-03-27 | 广东猴王生态环境科技有限公司 | Equipment device for rapidly determining benzene concentration in air |
| JP3224358U (en) * | 2019-09-17 | 2019-12-12 | 蘇州百創達環保科技有限公司 | Air detection sampling device |
| CN211426199U (en) * | 2019-12-24 | 2020-09-04 | 宁波华标检测有限公司 | Textile non-woven fabric air permeability testing device |
| CN112111399A (en) * | 2020-09-25 | 2020-12-22 | 广州逸彬科技有限公司 | Animal cell reaction device capable of controlling temperature and supplying oxygen uniformly |
| CN112142161A (en) * | 2020-09-27 | 2020-12-29 | 戴逢松 | Energy-saving sewage treatment device capable of automatically collecting floaters |
Non-Patent Citations (2)
| Title |
|---|
| 牛法宝;杞明辉;杨素雨;琚建华;: "MJO不同活动中心位置对云南冬半年降水过程的影响", 气象, no. 09 * |
| 金哲;余欲为;韩晓辉;: "高度阀工作原理及检测方法", 铁道机车车辆, no. 05 * |
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