CN114200099B - Water quality detection device for surface runoff water source - Google Patents
Water quality detection device for surface runoff water source Download PDFInfo
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- CN114200099B CN114200099B CN202111525031.5A CN202111525031A CN114200099B CN 114200099 B CN114200099 B CN 114200099B CN 202111525031 A CN202111525031 A CN 202111525031A CN 114200099 B CN114200099 B CN 114200099B
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- 238000001514 detection method Methods 0.000 title claims abstract description 67
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 46
- 239000007788 liquid Substances 0.000 claims abstract description 52
- 239000000463 material Substances 0.000 claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 238000009434 installation Methods 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims description 20
- 238000012372 quality testing Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 239000003651 drinking water Substances 0.000 description 3
- 235000020188 drinking water Nutrition 0.000 description 3
- 241000282414 Homo sapiens Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/20—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials
- G01N1/2035—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials by deviating part of a fluid stream, e.g. by drawing-off or tapping
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/20—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials
- G01N1/2035—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials by deviating part of a fluid stream, e.g. by drawing-off or tapping
- G01N2001/2064—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials by deviating part of a fluid stream, e.g. by drawing-off or tapping using a by-pass loop
Abstract
The invention discloses a water quality detection device for a ground runoff water source, which relates to the technical field of water quality detection and comprises a bottom plate and further comprises: the mounting plate is arranged on one side of the bottom plate, one side of the mounting plate is provided with a material carrying disc, and a mounting cylinder is arranged above the material carrying disc; the detection mechanism is arranged on one side of the installation cylinder and comprises a bearing plate, a water tank is fixedly connected to the bearing plate, the side wall of the installation cylinder below the water tank is fixedly connected with a liquid distribution pipe, a plurality of liquid distribution pipes are arranged and are longitudinally arranged on the side wall of the installation cylinder, a liquid guide groove is arranged in the installation cylinder in a sliding mode, a through hole is formed in one side of the liquid guide groove, a guide pipe is fixedly connected to the top of the liquid guide groove, an adjusting component is arranged above the guide pipe, the position of the liquid guide groove is adjusted by the adjusting component to correspond to the liquid distribution pipes, and then blanking through different liquid distribution pipes is achieved, and one side of the adjusting component is provided with the detection component; the driving mechanism is arranged on one side of the mounting cylinder and used for driving the material carrying disc and the detection mechanism.
Description
Technical Field
The invention relates to the technical field of water quality detection, in particular to a water quality detection device for a ground runoff water source.
Background
Water is a life source, and human beings cannot leave water in life and production activities, so that the quality of drinking water is closely related to human health. Along with the development of social economy, scientific progress and the improvement of the living standard of people, the water quality requirement of people on living drinking water is continuously improved, and the water quality standard of the drinking water is correspondingly and continuously developed and perfected.
The traditional water quality detection device generally takes materials and feeds materials manually when detecting, then detects, and when the detection quantity is large and the detection data types are more, the detection efficiency of the traditional detection mode is quite low, errors are easy to occur in the detection process, and the detection is inaccurate.
Disclosure of Invention
The invention provides a water quality detection device for a ground runoff water source, which solves the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a surface runoff water source water quality testing device, includes the bottom plate, still includes:
the mounting plate is arranged on one side of the bottom plate, one side of the mounting plate is provided with a material carrying disc, and a mounting cylinder is arranged above the material carrying disc;
the detection mechanism is arranged on one side of the installation cylinder and comprises a bearing plate, a water tank is fixedly connected to the bearing plate, the side wall of the installation cylinder below the water tank is fixedly connected with a liquid distribution pipe, a plurality of liquid distribution pipes are arranged and are longitudinally arranged on the side wall of the installation cylinder, a liquid guide groove is arranged in the installation cylinder in a sliding mode, a through hole is formed in one side of the liquid guide groove, a guide pipe is fixedly connected to the top of the liquid guide groove, an adjusting component is arranged above the guide pipe, the position of the liquid guide groove is adjusted by the adjusting component to correspond to the liquid distribution pipes, and then blanking through different liquid distribution pipes is achieved, and one side of the adjusting component is provided with the detection component;
the driving mechanism is arranged on one side of the mounting cylinder and used for driving the material carrying disc and the detection mechanism.
As a preferable technical scheme of the invention, the adjusting component comprises a bearing column, one side of the bearing column is in sliding connection with the side wall of the mounting cylinder, the top of the flow guide pipe above the bearing column is fixedly connected with a piston rod, the piston rod is of an inverted L-shaped structure, the bearing column is rotationally connected with an adjusting rod, and one end of the adjusting rod penetrates through the piston rod and is in threaded connection with the piston rod.
As a preferable technical scheme of the invention, the detection assembly comprises a sliding block, the sliding block is sleeved on the bearing column in a sliding way, the bottom of the sliding block is fixedly connected with a mounting rod, one side of the mounting rod is rotatably connected with a rotating disc, the side wall of the rotating disc is fixedly connected with a detection rod, and one end of the detection rod is fixedly connected with a detection head.
As a preferable technical scheme of the invention, the side wall of the mounting rod at one side of the axial direction of the rotating shaft of the rotating disc is rotationally connected with the linkage gear, the side wall of the mounting rod below the linkage gear is rotationally connected with the intermittent gear, and the linkage rod is hinged between the piston rod and the mounting rod.
As a preferable technical scheme of the invention, the driving mechanism comprises a positioning block, the bottom of the positioning block is rotationally connected with a worm, the side wall of a mounting cylinder on one side of the worm is fixedly connected with a mounting seat, one side of the mounting seat is rotationally connected with a worm wheel, and the worm wheel is in meshed transmission connection with the worm.
As a preferable technical scheme of the invention, one side of the axial direction of the worm wheel is fixedly connected with a driving wheel, the side wall of the driving wheel is hinged with a driving rod, and one side of the driving rod is hinged with a bearing column.
As a preferable technical scheme of the invention, the material carrying disc is fixedly provided with a rotating column in a penetrating way, a transmission gear is fixedly sleeved on the rotating column, the bottom of a worm on one side of the transmission gear is fixedly connected with a mounting column, one side of the mounting column is fixedly connected with an incomplete gear, and the incomplete gear is in meshed transmission connection with the transmission gear.
As a preferable technical scheme of the invention, a material pipe is arranged on the material carrying disc, and the material pipe is arranged corresponding to the liquid separating pipe.
The invention has the following advantages: when using, place the water source that will detect in the water tank, then rotate the regulation pole and drive the piston rod and remove, the piston rod drives the honeycomb duct and removes, the honeycomb duct drives the drain groove of below and removes, make the drain groove correspond with the branch liquid pipe of selecting, simultaneously, the piston rod removes and drives the sliding block and remove on the carrier column through the gangbar, make the monitoring component of below correspond with the position of corresponding branch liquid pipe, then start driving motor and drive worm rotation, the worm drives the worm wheel and rotates, the worm wheel passes through the transfer line on the drive wheel and drives the carrier column reciprocating motion of top, the through-put on the guide groove and divide liquid pipe intermittent type intercommunication in the removal process, detect liquid and get into the intraductal, the worm drives the erection column rotation of below simultaneously, the incomplete gear of erection column below drives the intermittent type rotation of drive gear, and then drive carrier plate intermittent type rotates, the corresponding material pipe that has to detect liquid rotates to the detection component below, the carrier column drives the detection of below, simultaneously intermittent type gear drives the rotation of gear and changes the detection head, and realizes quick continuous detection to different data types, high practical operation, high practical and convenient and practical and easy to use.
Drawings
FIG. 1 is a schematic structural view of a main body of a water quality detection device for a surface runoff water source.
Fig. 2 is an enlarged schematic view of the structure of fig. 1 a.
FIG. 3 is a schematic structural diagram of a detection mechanism in a surface runoff water source water quality detection device.
Fig. 4 is a schematic structural diagram of a loading tray in a surface runoff water source water quality detection device.
FIG. 5 is a schematic view of the structure of a liquid separation pipe in a surface runoff water source water quality detection device.
In the figure: 1. a bottom plate; 2. a mounting plate; 3. a loading tray; 4. a transmission gear; 5. rotating the column; 6. an incomplete gear; 7. a material pipe; 8. a mounting column; 9. a worm; 10. a worm wheel; 11. a driving wheel; 12. a transmission rod; 13. a mounting rod; 14. a sliding block; 15. a linkage rod; 16. a load-bearing column; 17. a piston rod; 18. an adjusting rod; 19. a mounting cylinder; 20. a flow guiding pipe; 21. a telescopic tube; 22. a water tank; 23. a carrying plate; 24. a mounting arm; 25. a liquid separating pipe; 26. a mounting base; 27. a liquid guiding groove; 28. a through port; 29. a driving motor; 30. a positioning block; 31. a linkage gear; 32. an intermittent gear; 33. a detection rod; 34. a rotating disc; 35. a detection head; 36. a detection mechanism; 37. a detection assembly; 38. an adjustment assembly; 39. a driving mechanism.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
Example 1
Referring to fig. 1-5, a water quality detection device for a surface runoff water source includes a bottom plate 1, and further includes:
the mounting plate 2 is fixedly arranged on one side of the bottom plate 1, the material carrying disc 3 is arranged on one side of the mounting plate 2, and the mounting cylinder 19 is arranged above the material carrying disc 3;
the detection mechanism 36 arranged on one side of the mounting cylinder 19 comprises a bearing plate 23, two sides of the bearing plate 23 are respectively and fixedly connected with the mounting plate 2 and the mounting cylinder 19, a water tank 22 is fixedly connected to the bearing plate 23, the side wall of the mounting cylinder 19 below the water tank 22 is fixedly connected with a plurality of liquid distribution pipes 25, the liquid distribution pipes 25 are longitudinally arranged on the side wall of the mounting cylinder 19, a liquid guide groove 27 is slidably arranged in the mounting cylinder 19, a through hole 28 is formed in one side of the liquid guide groove 27, the top of the liquid guide groove 27 is fixedly connected with a guide pipe 20, a telescopic pipe 21 is fixedly connected between the top of the guide pipe 20 and the water tank 22, an adjusting component 38 is arranged above the guide pipe 20, the position of the adjusting component 38 adjusts the liquid guide groove 27 to correspond to the liquid distribution pipes 25, and further realize blanking through different liquid distribution pipes 25, and the detection component 37 is arranged on one side of the adjusting component 38;
a driving mechanism 39 provided on one side of the mounting tube 19 for driving the tray 3 and the detecting mechanism 36.
Example 2
Referring to fig. 1 to 5, the other contents of this embodiment are the same as those of embodiment 1, except that: the adjusting component 38 comprises a bearing column 16, one side of the bearing column 16 is slidably connected with the side wall of the mounting cylinder 19, the top of the flow guide pipe 20 above the bearing column 16 is fixedly connected with a piston rod 17, the piston rod 17 is of an inverted L-shaped structure, the bearing column 16 is rotatably connected with an adjusting rod 18, and one end of the adjusting rod 18 penetrates through the piston rod 17 and is in threaded connection with the piston rod 17.
The detection assembly 37 comprises a sliding block 14, the sliding block 14 is sleeved on the bearing column 16 in a sliding mode, the bottom of the sliding block 14 is fixedly connected with a mounting rod 13, one side of the mounting rod 13 is rotatably connected with a rotating disc 34, the side wall of the rotating disc 34 is fixedly connected with a detection rod 33, the detection rod 33 is provided with a plurality of detection heads 35, and one end of the detection rod 33 is fixedly connected with the detection heads 35.
The side wall of the mounting rod 13 on one axial side of the rotating shaft of the rotating disc 34 is rotationally connected with the linkage gear 31, the side wall of the mounting rod 13 below the linkage gear 31 is rotationally connected with the intermittent gear 32, the intermittent gear 32 is in meshed transmission connection with the linkage gear 31, the side wall of the mounting rod 13 on one axial side of the intermittent gear 32 is fixedly connected with a mounting motor, an output shaft of the mounting motor is fixedly connected with the rotating shaft of the intermittent gear 32, and the linkage rod 15 is hinged between the piston rod 17 and the mounting rod 13.
The driving mechanism 39 comprises a positioning block 30, the positioning block 30 is fixedly connected with the side wall of the mounting cylinder 19, the bottom of the positioning block 30 is rotationally connected with the worm 9, the side wall of the mounting cylinder 19 on one side of the worm 9 is fixedly connected with the mounting seat 26, one side of the mounting seat 26 is rotationally connected with the worm wheel 10, the worm wheel 10 is in meshed transmission connection with the worm 9, the top of the positioning block 30 is fixedly connected with the driving motor 29, and one end of an output shaft of the driving motor 29 is fixedly connected with the worm 9.
The worm wheel 10 is fixedly connected with the driving wheel 11 on one axial side, the side wall of the driving wheel 11 is hinged with the driving rod 12, and one side of the driving rod 12 is hinged with the bearing column 16.
The material carrying disc 3 is fixedly provided with a rotating column 5 in a penetrating manner, two sides of the rotating column 5 are respectively connected with the bottom plate 1 and the mounting cylinder 19 in a rotating manner, the rotating column 5 is fixedly sleeved with a transmission gear 4, the bottom of a worm 9 on one side of the transmission gear 4 is fixedly connected with a mounting column 8, one side of the mounting column 8 is fixedly connected with an incomplete gear 6, and the incomplete gear 6 is in meshed transmission connection with the transmission gear 4.
The material loading tray 3 is provided with a material pipe 7, the material pipe 7 is correspondingly arranged with a liquid separating pipe 25, one side of the bottom of the bearing plate 23 is fixedly connected with an installation arm 24, and one side of the installation arm 24 is fixedly connected with the liquid separating pipe 25.
In the implementation process, when the device is used, a water source to be detected is placed in the water tank 22, then the adjusting rod 18 is rotated to drive the piston rod 17 to move, the piston rod 17 drives the guide pipe 20 to move, the guide pipe 20 drives the liquid guide groove 27 below to move, so that the liquid guide groove 27 corresponds to the selected liquid separation pipe 25, meanwhile, the piston rod 17 moves to drive the sliding block 14 to move on the bearing column 16 through the linkage rod 15, so that the lower monitoring component corresponds to the position of the corresponding liquid separation pipe 25, then the driving motor 29 is started to drive the worm 9 to rotate, the worm 9 drives the worm wheel 10 to rotate, the worm wheel 10 drives the upper bearing column 16 to reciprocate up and down through the transmission rod 12 on the transmission wheel 11, the through hole 28 on the liquid guide groove 27 is intermittently communicated with the liquid separation pipe 25 in the movement process, the worm 9 drives the lower mounting column 8 to rotate, the incomplete gear 6 below the mounting column 8 drives the transmission gear 4 to intermittently rotate, the corresponding material bearing disk 3 is intermittently rotated, the corresponding material pipe 7 with liquid to be detected rotates to the lower detection component 37, the lower detection column 16 drives the detection rod 33 to intermittently rotate, the intermittent detection device is conveniently and the intermittent detection device is continuously rotated, the detection device is convenient to realize high detection efficiency, and the intermittent detection of the type of the liquid is conveniently and the intermittent detection device is convenient to realize the intermittent detection by the detection device is simultaneously realized by the intermittent detection device and the detection device and is convenient to realize the intermittent detection.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (2)
1. The utility model provides a surface runoff water source water quality testing device, includes the bottom plate, its characterized in that still includes: the mounting plate is arranged on one side of the bottom plate, one side of the mounting plate is provided with a material carrying disc, and a mounting cylinder is arranged above the material carrying disc; the detection mechanism is arranged on one side of the installation cylinder and comprises a bearing plate, a water tank is fixedly connected to the bearing plate, the side wall of the installation cylinder below the water tank is fixedly connected with a liquid distribution pipe, a plurality of liquid distribution pipes are arranged and are longitudinally arranged on the side wall of the installation cylinder, a liquid guide groove is arranged in the installation cylinder in a sliding mode, a through hole is formed in one side of the liquid guide groove, a guide pipe is fixedly connected to the top of the liquid guide groove, an adjusting component is arranged above the guide pipe, the position of the liquid guide groove is adjusted by the adjusting component to correspond to the liquid distribution pipes, and then blanking through different liquid distribution pipes is achieved, and one side of the adjusting component is provided with the detection component; the driving mechanism is arranged on one side of the mounting cylinder and is used for driving the material carrying disc and the detection mechanism, the adjusting assembly comprises a bearing column, one side of the bearing column is in sliding connection with the side wall of the mounting cylinder, a piston rod is fixedly connected to the top of the flow guide pipe above the bearing column, the piston rod is of an inverted L-shaped structure, the bearing column is rotationally connected with the adjusting rod, one end of the adjusting rod penetrates through the piston rod and is in threaded connection with the piston rod, the detection assembly comprises a sliding block, the sliding block is slidably sleeved on the bearing column, the bottom of the sliding block is fixedly connected with a mounting rod, one side of the mounting rod is rotationally connected with a rotating disc, one side wall of the rotating disc is fixedly connected with a detection rod, one end of the detection rod is fixedly connected with a detection head, the side wall of the mounting rod on one side of the rotating shaft of the rotating disc is rotationally connected with a linkage gear, the side wall of the mounting rod below the linkage gear is rotationally connected with an intermittent gear, the piston rod is hinged between the piston rod and the mounting rod, the bottom of the positioning block is rotationally connected with a worm, one side of the mounting cylinder is rotationally connected with the mounting seat, the worm wheel is in meshed transmission connection with the worm, the worm is fixedly connected with the driving wheel on one side of the worm, the worm wheel is fixedly connected with the driving wheel, the worm is fixedly connected with the side of the worm wheel on one side of the worm wheel, and the transmission is not fixedly connected with the bottom of the gear, and the transmission column is not fixedly connected with the transmission column.
2. The device for detecting the quality of a surface runoff water source according to claim 1, wherein the material carrying disc is provided with a material pipe, and the material pipe is arranged corresponding to the liquid separating pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111525031.5A CN114200099B (en) | 2021-12-14 | 2021-12-14 | Water quality detection device for surface runoff water source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111525031.5A CN114200099B (en) | 2021-12-14 | 2021-12-14 | Water quality detection device for surface runoff water source |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114200099A CN114200099A (en) | 2022-03-18 |
| CN114200099B true CN114200099B (en) | 2024-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111525031.5A Active CN114200099B (en) | 2021-12-14 | 2021-12-14 | Water quality detection device for surface runoff water source |
Country Status (1)
| Country | Link |
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| CN (1) | CN114200099B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1424001A (en) * | 1972-04-13 | 1976-02-04 | Grundy Teddington Ltd | Dispensing fittings for liquid containers |
| CN110243633A (en) * | 2019-06-20 | 2019-09-17 | 皖西学院 | A kind of water quality detection sample collecting device |
| CN210269811U (en) * | 2019-06-11 | 2020-04-07 | 蒙城县中益机械科技有限公司 | Water quality detection device of non-negative pressure water supply equipment |
| CN211012005U (en) * | 2019-05-28 | 2020-07-14 | 盾安汽车热管理科技有限公司 | Knockout and have refrigerating system of this knockout |
| CN211086101U (en) * | 2019-04-29 | 2020-07-24 | 武汉中地环科水工环科技咨询有限责任公司 | Groundwater quality of water sampling monitoring devices |
| CN211767542U (en) * | 2020-03-23 | 2020-10-27 | 白丹 | Sealing interface structure of liquid storage container |
| CN112179717A (en) * | 2020-09-30 | 2021-01-05 | 河北华清环境科技集团股份有限公司 | Sampling liquid separating device and water quality detector |
| CN112697989A (en) * | 2020-12-07 | 2021-04-23 | 赛默飞世尔（上海）仪器有限公司 | Water quality analyzer, liquid taking and feeding method for water quality analyzer and water quality online monitoring system |
| CN113245152A (en) * | 2021-07-09 | 2021-08-13 | 潍坊市工程技师学院 | Part oiling station is used in vapour maintenance |
| CN214096744U (en) * | 2020-12-15 | 2021-08-31 | 叶伟 | River water quality sampling device |
-
2021
- 2021-12-14 CN CN202111525031.5A patent/CN114200099B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1424001A (en) * | 1972-04-13 | 1976-02-04 | Grundy Teddington Ltd | Dispensing fittings for liquid containers |
| CN211086101U (en) * | 2019-04-29 | 2020-07-24 | 武汉中地环科水工环科技咨询有限责任公司 | Groundwater quality of water sampling monitoring devices |
| CN211012005U (en) * | 2019-05-28 | 2020-07-14 | 盾安汽车热管理科技有限公司 | Knockout and have refrigerating system of this knockout |
| CN210269811U (en) * | 2019-06-11 | 2020-04-07 | 蒙城县中益机械科技有限公司 | Water quality detection device of non-negative pressure water supply equipment |
| CN110243633A (en) * | 2019-06-20 | 2019-09-17 | 皖西学院 | A kind of water quality detection sample collecting device |
| CN211767542U (en) * | 2020-03-23 | 2020-10-27 | 白丹 | Sealing interface structure of liquid storage container |
| CN112179717A (en) * | 2020-09-30 | 2021-01-05 | 河北华清环境科技集团股份有限公司 | Sampling liquid separating device and water quality detector |
| CN112697989A (en) * | 2020-12-07 | 2021-04-23 | 赛默飞世尔（上海）仪器有限公司 | Water quality analyzer, liquid taking and feeding method for water quality analyzer and water quality online monitoring system |
| CN214096744U (en) * | 2020-12-15 | 2021-08-31 | 叶伟 | River water quality sampling device |
| CN113245152A (en) * | 2021-07-09 | 2021-08-13 | 潍坊市工程技师学院 | Part oiling station is used in vapour maintenance |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114200099A (en) | 2022-03-18 |
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