CN117949283A - Detection device for environmental water quality detection - Google Patents
Detection device for environmental water quality detection Download PDFInfo
- Publication number
- CN117949283A CN117949283A CN202410353456.XA CN202410353456A CN117949283A CN 117949283 A CN117949283 A CN 117949283A CN 202410353456 A CN202410353456 A CN 202410353456A CN 117949283 A CN117949283 A CN 117949283A
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- water quality
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- 238000001514 detection method Methods 0.000 title claims abstract description 97
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 80
- 230000007613 environmental effect Effects 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 238000001914 filtration Methods 0.000 claims abstract description 41
- 239000000523 sample Substances 0.000 claims description 82
- 238000004140 cleaning Methods 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 15
- 239000007921 spray Substances 0.000 claims description 12
- 238000007790 scraping Methods 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 230000003028 elevating effect Effects 0.000 claims description 5
- 230000006978 adaptation Effects 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 4
- 238000012372 quality testing Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 239000012535 impurity Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 208000034699 Vitreous floaters Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010981 drying operation Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a detection device for detecting environmental water quality, which relates to the technical field of water quality detection and comprises a shell, wherein a first fixing plate and a second fixing plate are sequentially arranged in the shell from top to bottom, the first fixing plate and the second fixing plate divide the interior of the shell into a containing cavity, a filter cavity and a detection cavity, a placing frame which is in sliding connection with the inner wall of the shell is arranged in the detection cavity, a plurality of placing ports are uniformly formed in the placing frame, sample tubes are uniformly inserted in all the placing ports, a plurality of filtering mechanisms for filtering water samples in the sample tubes are uniformly arranged in the filter cavity, and all the filtering mechanisms are matched with all the sample tubes.
Description
Technical Field
The invention relates to the technical field of water quality detection, in particular to a detection device for environmental water quality detection.
Background
With the development of society and the attention of people to life health, the increasing shortage and deterioration of water resources are added, the application of a water quality monitoring system is paid attention to, and with the gradual perfection and maturity of a water quality monitoring technology, the water quality monitoring technology has become a main means for the environmental protection management department to monitor the water quality and the water condition of a water body in a jurisdiction in real time, the environmental water quality detection is to monitor and analyze a designated place through detection equipment, and corresponding treatment measures are carried out on the area through detected data.
The existing detection device for detecting environmental water quality is mainly used for directly sampling and detecting water quality in the field when detecting, so that the original water body contains a large amount of impurities, adverse effects are caused on the water quality analysis result, the water body cannot immediately detect and analyze the water quality after sampling, and after being placed stably, the impurities in the water body under the action of gravity can be precipitated, so that the problem of inaccurate water quality detection result can be caused.
Disclosure of Invention
The invention aims to provide a detection device for detecting environmental water quality, which solves the problem that the existing water quality detection device is mainly used for directly sampling and detecting water quality in the field to cause that the primary water contains a large amount of impurities and adversely affects the water quality analysis result.
In order to solve the technical problems, the invention specifically provides the following technical scheme:
The utility model provides a detection device for environment water quality testing, includes the casing, the casing is inside from top to bottom to have set gradually first fixed plate and second fixed plate, first fixed plate and second fixed plate divide into the casing inside and hold chamber, filter chamber and detection chamber, detect the intracavity portion be provided with shells inner wall sliding connection's rack, a plurality of place the mouth has evenly been seted up to the rack inside, all place mouthful inside and all to insert and have been equipped with the sample tube, evenly be provided with a plurality of in the filter chamber and be used for carrying out filterable filtering mechanism to the sample tube inside water sample, all filtering mechanism and all sample tube looks adaptations hold the intracavity portion and be provided with the detection mechanism that is used for detecting the inside water sample of sample tube, be used for driving the actuating mechanism who detects the actuating mechanism and be used for driving the elevating system that detection mechanism goes up and down, the opening that supplies the rack business turn over has been seted up to casing one side.
As a preferable mode of the invention, the detection mechanism comprises a detection probe and a detector, the detector is arranged on the driving mechanism, the detection probe is arranged on the lifting mechanism, and an elastic connecting wire is connected between the detection probe and the detector.
As a preferable scheme of the invention, the filtering mechanism comprises a filtering component for filtering a water sample and two groups of sealing plates which are oppositely arranged, wherein a plurality of mounting grooves and a plurality of through grooves are respectively formed in the first fixing plate and the second fixing plate, the through grooves are positioned right below the mounting grooves, all the filtering components are respectively connected in all the mounting grooves in a threaded manner, each group of sealing plates is two, the two groups of sealing plates are respectively arranged on two sides of all the filtering components and are respectively fixedly connected with the first fixing plate and the second fixing plate, and a plurality of spray heads for cleaning and drying the filtering components are respectively arranged on the side walls of one side, opposite to each group of sealing plates.
As a preferable scheme of the invention, the filter assembly comprises a lantern ring, a filter sleeve net, an arc-shaped cover net, a positioning ring and a spring, wherein the lantern ring is in threaded connection with the mounting groove, the filter sleeve net is spirally and fixedly arranged at the bottom of the lantern ring, the arc-shaped cover net is fixedly arranged at the bottom end of the filter sleeve net, the positioning ring is fixedly sleeved on the outer top wall of the arc-shaped cover net, the spring is movably sleeved outside the filter sleeve net, and two ends of the spring are respectively fixedly connected with the lantern ring and the positioning ring.
As a preferable scheme of the invention, a circular scraping plate is fixedly connected inside the lantern ring, a perforation is formed inside the circular scraping plate, and the perforation is matched with the detection probe.
As a preferable scheme of the invention, the filter sleeve net is made of filter cloth or a filter net with softer material, and the arc-shaped cover net is made of a filter net with harder material.
As a preferable scheme of the invention, the two groups of sealing plates divide the filter cavity into two water storage cavities, two cleaning cavities and one air storage cavity, all the spray heads are positioned in the cleaning cavities and face the filter assembly, and all the spray heads are respectively communicated with the adjacent water storage cavities or the adjacent air storage cavities.
As a preferable scheme of the invention, a rubber fixing ring is fixedly connected inside the placing port, and the rubber fixing ring is matched with the sample tube.
Compared with the prior art, the invention has the following beneficial effects:
1. According to the invention, through the arrangement of the filtering mechanism, the water sample can be filtered before the detection probe detects the water sample, so that the water sample in the sample tube is isolated from sand, floating matters or other impurities, the influence of excessive impurities on the detection result is avoided, the accuracy of the measurement result is ensured, and the water sample in the sample tube is pushed again under the pushing of the positioning ring, the precipitation of the water sample can be avoided, and the influence of the impurities in the water on the detection result after the precipitation is prevented.
2. According to the invention, the water in the water storage cavity can be sprayed onto the filter assembly through the spray head, and the gas in the water storage cavity is blown to the filter assembly, so that the effects of cleaning and drying the filter assembly are achieved, the cleaning and drying of the filter assembly can be automatically completed, manual cleaning is not needed, the filter assembly can be reused, the detection time is greatly saved, and the detection efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.
FIG. 1 is a schematic perspective view of a detecting device for detecting environmental water quality according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of a front structure of a housing according to an embodiment of the present invention;
FIG. 3 is a cross-sectional side view of a housing according to an embodiment of the present invention;
FIG. 4 is an enlarged view of the structure at A of FIG. 3 according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of a connection structure of a first fixing plate and a second fixing plate according to an embodiment of the present invention;
fig. 6 is a schematic diagram of a connection structure between a filtering component and a detection probe according to an embodiment of the present invention.
Reference numerals in the drawings are respectively as follows: 1. a housing; 2. a first fixing plate; 3. a second fixing plate; 4. a placing rack; 5. a sample tube; 6. a placement port; 7. a filtering mechanism; 8. a detection mechanism;
11. A receiving chamber; 12. a filter chamber; 13. a detection chamber; 14. an opening; 71. a filter assembly; 72. a sealing plate; 73. a mounting groove; 74. a through groove; 75. a spray head; 711. a collar; 712. a filter sleeve net; 713. an arc-shaped cover net; 714. a positioning ring; 715. a spring; 716. a circular scraper; 717. perforating; 718. a water storage chamber; 719. cleaning the cavity; 720. a gas storage chamber; 81. detecting a probe; 82. a detector; 83. and an elastic connecting wire.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 6, the invention provides a detection device for detecting environmental water quality, which comprises a shell 1, wherein a first fixing plate 2 and a second fixing plate 3 are sequentially arranged inside the shell 1 from top to bottom, the first fixing plate 2 and the second fixing plate 3 divide the inside of the shell 1 into a containing cavity 11, a filtering cavity 12 and a detection cavity 13, a placing frame 4 which is in sliding connection with the inner wall of the shell 1 is arranged inside the detection cavity 13, a plurality of placing openings 6 are uniformly formed inside the placing frame 4, a rubber fixing ring is fixedly connected inside the placing openings 6, and the rubber fixing ring is matched with a sample tube 5. The sample tube 5 is placed more stably, and shaking during detection is avoided. All place the inside sample tube 5 that all inserts of mouth 6, evenly be provided with a plurality of in the filter chamber 12 and be used for carrying out filterable filter mechanism 7 to the inside water sample of sample tube 5, all filter mechanism 7 and all sample tube 5 looks adaptations hold the inside detection mechanism 8 that is used for detecting the inside water sample of sample tube 5, be used for driving detection mechanism 8 to remove actuating mechanism and be used for driving detection mechanism 8 elevating system that goes up and down, opening 14 that supplies rack 4 business turn over has been seted up to casing 1 one side.
When the water sample tube detection device is used, firstly, the water sample tube 5 which is required to be detected is inserted into the placing opening 6 in the placing frame 4 respectively, then the placing frame 4 is pushed into the shell 1 from the opening 14, and then the detection mechanism 8 is driven to move for detection through the cooperation of the driving mechanism and the lifting mechanism, so that automatic operation is realized, and the detection efficiency is improved. The detection mechanism 8 comprises a detection probe 81 and a detector 82, the detector 82 is arranged on the driving mechanism, the detection probe 81 is arranged on the lifting mechanism, and an elastic connecting wire 83 is connected between the detection probe 81 and the detector 82.
After the detection probe 81 is driven to move to the position right above the sample tube 5 by the driving mechanism, the lifting mechanism is started to drive the detection probe 81 to descend to collide with the filtering mechanism 7, the filtering mechanism 7 is pushed to move downwards into the sample tube 5 to detect a water sample in the sample tube 5, and the water sample is analyzed and treated by the detection mechanism, so that the problem that the detection result is inaccurate due to the influence of small solid particles, floaters and various impurities in the raw water sample on the detection result of polluted water is avoided, and the detection accuracy is improved. The driving mechanism and the lifting mechanism in the present invention may be any mechanism or device capable of driving the detector 82 and the detection probe 81 thereof to move and lift.
Specifically, the filtering mechanism 7 includes a filtering component 71 for filtering a water sample and two sets of sealing plates 72 which are oppositely arranged, a plurality of mounting grooves 73 and a plurality of through grooves 74 are respectively formed in the first fixing plate 2 and the second fixing plate 3, the through grooves 74 are located right below the mounting grooves 73, all the filtering components 71 are respectively connected in all the mounting grooves 73 in a threaded mode, each set of sealing plates 72 is two, two sets of sealing plates 72 are respectively arranged on two sides of all the filtering components 71 and are respectively fixedly connected with the first fixing plate 2 and the second fixing plate 3, and a plurality of spray heads 75 for cleaning and drying the filtering components 71 are respectively arranged on side walls of one side, opposite to each set of sealing plates 72.
The filtering component 71 comprises a lantern ring 711, a filtering sleeve net 712, an arc-shaped cover net 713, a positioning ring 714 and a spring 715, wherein the lantern ring 711 is in threaded connection with the mounting groove 73, the filtering sleeve net 712 is fixedly arranged at the bottom of the lantern ring 711 in a spiral manner, the arc-shaped cover net 713 is fixed at the bottom end of the filtering sleeve net 712, the positioning ring 714 is fixedly sleeved on the outer top wall of the arc-shaped cover net 713, the top end of the spring 715 is fixedly connected with the lantern ring 711 in a linked manner, and the bottom end of the spring 715 is rotatably connected with the positioning ring 714 through a circular ring.
When the detection probe 81 descends, the detection probe 81 sequentially passes through the collar 711 and the filter sleeve 712 and then collides with the middle part of the arc-shaped cover net 713, then the detection probe 81 continues to move downwards and pushes the arc-shaped cover net 713 to move downwards to the inside of the sample tube 5, the filter sleeve 712 is in a contracted state in the initial state due to the arrangement of the spring 715, the filter sleeve 712 is made of filter cloth or a filter screen with softer materials, and the arc-shaped cover net 713 is made of a filter screen with harder materials. When the arc cover net 713 moves downwards, the spring 715 is stretched and opened, the filtering cover net 712 is stretched and opened together until the filtering cover net 712 is completely straightened, and water in the sample tube 5 enters the filtering cover net 712 from the arc cover net 713 after being pushed by the positioning ring 714, sand particles, floats and other impurities of the water sample in the sample tube 5 can be completely isolated and detected after being filtered and blocked by the arc cover net 713, the water sample can be filtered before being detected by the water sample, so that the water sample and the sand particles, floats or other impurities in the sample tube are isolated, excessive impurities are prevented from influencing the detection result, the accuracy of the measurement result is ensured, and the filtering cover net 712 is spirally arranged at the bottom of the lantern ring 711.
Further, a circular scraping plate 716 is fixedly connected inside the collar 711, and a perforation 717 is formed inside the circular scraping plate 716, and the perforation 717 is adapted to the detection probe 81.
When the detection probe 81 is detected, the lifting mechanism drives the detection probe 81 to move upwards to reset, the detection probe 81 moves out through the perforation 717 in the circular scraping plate 716, so that when the detection probe 81 moves upwards, water attached to the outer wall of the detection probe is scraped through the circular scraping plate 716, water sample mixing caused when the detection probe 81 is attached to the outer surface of the detection probe after detection and moves to the next sample tube 5 for detection is avoided, the detection result is prevented from being influenced, and further, cotton cloth or sponge is arranged at the top of the first fixing plate 2 and positioned between two mounting holes, and water at the bottom end of the detection probe 81 is further wiped.
The two sets of seal plates 72 divide the filter chamber 12 into two water storage chambers 718, two cleaning chambers 719 and one air storage chamber 720, all of the spray heads 75 are located within the cleaning chambers 719 and toward the filter assembly 71, and all of the spray heads 75 are in communication with adjacent water storage chambers 718 or air storage chambers 720, respectively.
After the water sample in all sample tubes 5 is detected, water in the water storage cavity 718 can be sprayed onto the filter assembly 71 through the spray head 75, and air in the air storage cavity 720 is blown to the filter assembly 71, so that the effects of cleaning and drying the filter assembly 71 are achieved, wherein the arrangement of the springs 715 can enable the filter sleeve net 712 and the arc cover net 713 to shake in the cleaning process, so that floating matters and impurities adhered to the outer wall of the springs can be shaken off, the cleaning effect is improved, and the cleaning and drying operation of the filter assembly 71 can be automatically completed without manual cleaning, so that the filter assembly 71 can be reused, the detection time is greatly saved, and the detection efficiency is improved.
The above embodiments are only exemplary embodiments of the present application and are not intended to limit the present application, the scope of which is defined by the claims. Various modifications and equivalent arrangements of this application will occur to those skilled in the art, and are intended to be within the spirit and scope of the application.
Claims (8)
1. Detection device for environmental water quality detection, including casing (1), its characterized in that: the utility model discloses a water sample detection device, including casing (1), filter device, sample tube (4), filter device, detection mechanism (8), elevating system, sample tube (4) are all inserted to inside a plurality of placing port (6), filter device (7) that are used for carrying out filterable to sample tube (5) of a plurality of in the filter device (12), all filter device (7) and all sample tube (5) looks adaptations, hold chamber (11) inside be provided with be used for carrying out the detection mechanism (8) that detects sample tube (5) inside, be used for driving detection mechanism (8) moving actuating mechanism and be used for driving elevating system (8) elevating system that detects casing (1) inner wall sliding connection's rack (4), opening (14) are seted up to one side of casing (4).
2. The detection apparatus for environmental water quality detection according to claim 1, wherein: the detection mechanism (8) comprises a detection probe (81) and a detector (82), the detector (82) is arranged on the driving mechanism, the detection probe (81) is arranged on the lifting mechanism, and an elastic connecting wire (83) is connected between the detection probe (81) and the detector (82).
3. The detection apparatus for environmental water quality detection according to claim 1, wherein: the filtering mechanism (7) comprises a filtering component (71) for filtering a water sample and two groups of sealing plates (72) which are oppositely arranged, a plurality of mounting grooves (73) and a plurality of through grooves (74) are respectively formed in the first fixing plate (2) and the second fixing plate (3), the through grooves (74) are located under the mounting grooves (73), all the filtering component (71) are respectively connected with the mounting grooves (73) in a threaded mode, each group of sealing plates (72) is respectively arranged into two groups, two groups of sealing plates (72) are respectively arranged on two sides of all the filtering component (71), and are respectively fixedly connected with the first fixing plate (2) and the second fixing plate (3), and a plurality of spray heads (75) for cleaning and drying the filtering component (71) are respectively arranged on one side wall of each group of the sealing plates (72).
4. A detection apparatus for environmental water quality testing according to claim 3, wherein: the utility model provides a filter component (71) is including lantern ring (711), filtration cover net (712), arc cover net (713), holding ring (714) and spring (715), lantern ring (711) threaded connection is in mounting groove (73), filtration cover net (712) spiral is fixed to be set up in lantern ring (711) bottom, arc cover net (713) is fixed in filtration cover net (712) bottom, holding ring (714) fixed cover is established on arc cover net (713) outer roof, spring (715) movable sleeve is established in filtration cover net (712) outside, just spring (715) top and lantern ring (711) fixed link, spring (715) bottom pass through the ring with holding ring (714) rotate to be connected.
5. The detection device for environmental water quality detection according to claim 4, wherein: the circular scraping plate (716) is fixedly connected inside the collar (711), a through hole (717) is formed inside the circular scraping plate (716), and the through hole (717) is matched with the detection probe (81).
6. The detection device for environmental water quality detection according to claim 4, wherein: the filter sleeve net (712) is made of filter cloth or a filter net with softer materials, and the arc-shaped cover net (713) is made of a filter net with harder materials.
7. A detection apparatus for environmental water quality testing according to claim 3, wherein: the two groups of sealing plates (72) divide the filter cavity (12) into two water storage cavities (718), two cleaning cavities (719) and one air storage cavity (720), all the spray heads (75) are positioned in the cleaning cavities (719) and face the filter assembly (71), and all the spray heads (75) are respectively communicated with the adjacent water storage cavities (718) or the adjacent air storage cavities (720).
8. The detection apparatus for environmental water quality detection according to claim 1, wherein: the inside fixedly connected with rubber solid fixed ring of placing mouth (6), rubber solid fixed ring with sample tube (5) looks adaptation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410353456.XA CN117949283B (en) | 2024-03-27 | 2024-03-27 | Detection device for environmental water quality detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410353456.XA CN117949283B (en) | 2024-03-27 | 2024-03-27 | Detection device for environmental water quality detection |
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| Publication Number | Publication Date |
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| CN117949283A true CN117949283A (en) | 2024-04-30 |
| CN117949283B CN117949283B (en) | 2024-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410353456.XA Active CN117949283B (en) | 2024-03-27 | 2024-03-27 | Detection device for environmental water quality detection |
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| CN (1) | CN117949283B (en) |
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| US20150377750A1 (en) * | 2013-03-14 | 2015-12-31 | Tenova Goodfellow Inc. | Non-Condensing Gas Sampling Probe System |
| CN110361516A (en) * | 2019-08-21 | 2019-10-22 | 合肥市宇驰检测技术有限公司 | A kind of water quality detecting device and detection method |
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| CN114428158A (en) * | 2021-12-31 | 2022-05-03 | 青海师范大学 | Remote sensing monitoring and recognizing equipment for ecological water quality environment |
| CN217717727U (en) * | 2022-07-26 | 2022-11-01 | 王真 | Ecological environment water sampling monitoring devices |
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| CN218212973U (en) * | 2022-09-27 | 2023-01-03 | 滕州墨之道测控设备有限公司 | Portable water quality analysis device |
| JP3243679U (en) * | 2022-08-03 | 2023-09-11 | 華能蘇州熱電有限責任公司 | Mobile water quality monitoring filtration device |
| CN220154420U (en) * | 2023-05-31 | 2023-12-08 | 河南泽岸数字科技有限公司 | Sewage water quality detection device |
-
2024
- 2024-03-27 CN CN202410353456.XA patent/CN117949283B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150377750A1 (en) * | 2013-03-14 | 2015-12-31 | Tenova Goodfellow Inc. | Non-Condensing Gas Sampling Probe System |
| CN110361516A (en) * | 2019-08-21 | 2019-10-22 | 合肥市宇驰检测技术有限公司 | A kind of water quality detecting device and detection method |
| CN212321592U (en) * | 2020-06-02 | 2021-01-08 | 云网智慧(福建)科技有限公司 | River course water quality testing device |
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| CN217901727U (en) * | 2022-08-03 | 2022-11-25 | 云漠(北京)生态科技有限公司 | Water quality testing equipment of environment-friendly |
| JP3243679U (en) * | 2022-08-03 | 2023-09-11 | 華能蘇州熱電有限責任公司 | Mobile water quality monitoring filtration device |
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| CN220154420U (en) * | 2023-05-31 | 2023-12-08 | 河南泽岸数字科技有限公司 | Sewage water quality detection device |
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| CN117949283B (en) | 2024-06-25 |
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