CN211179797U - Buoy type water quality monitoring and early warning terminal - Google Patents
Buoy type water quality monitoring and early warning terminal Download PDFInfo
- Publication number
- CN211179797U CN211179797U CN201922352218.4U CN201922352218U CN211179797U CN 211179797 U CN211179797 U CN 211179797U CN 201922352218 U CN201922352218 U CN 201922352218U CN 211179797 U CN211179797 U CN 211179797U
- Authority
- CN
- China
- Prior art keywords
- terminal
- threaded rod
- water quality
- mounting panel
- wire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 238000012544 monitoring process Methods 0.000 title claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims abstract description 42
- 238000009434 installation Methods 0.000 claims abstract description 5
- 238000007667 floating Methods 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000000178 monomer Substances 0.000 abstract description 3
- 238000012360 testing method Methods 0.000 description 14
- 238000000034 method Methods 0.000 description 6
- 239000003643 water by type Substances 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- JMANVNJQNLATNU-UHFFFAOYSA-N oxalonitrile Chemical compound N#CC#N JMANVNJQNLATNU-UHFFFAOYSA-N 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Landscapes
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The utility model belongs to the technical field of water quality monitoring, especially, relate to a buoy type water quality monitoring early warning terminal, including last mounting panel, body and lower mounting panel, be provided with reason line board down on the intermediate position of mounting panel lower surface, evenly be provided with the terminal on the place ahead position of reason line board lower surface, be provided with the terminal on the rear position of reason line board lower surface, be provided with the line ball between last terminal and the terminal on the line, sliding connection between line ball board and the rotation seat, rotate the seat and install on the intermediate position on line board right side, install fixed threaded rod on rotating the inside intermediate position of seat, fixed threaded rod and rotation seat between rotate and be connected, be provided with the body on the top position of mounting panel down, be provided with the mounting panel on the body. The utility model discloses a set up stand and transmission case, prior art appears that the monomer application scope is narrow and to the installation of device and dismantle very inconvenient problem when using.
Description
Technical Field
The utility model relates to a water quality monitoring technical field specifically is a buoy type water quality monitoring early warning terminal.
Background
The water quality monitoring is a process for monitoring and measuring the types of pollutants in a water body, the concentrations and the variation trends of various pollutants and evaluating the water quality condition, the monitoring range is very wide, the monitoring range comprises uncontaminated and polluted natural water (rivers, lakes, seas and underground water) and various industrial drainage and the like, and the main monitoring items can be divided into two categories: one is a comprehensive index reflecting the water quality conditions, such as temperature, chroma, turbidity, pH value, conductivity, suspended matters, dissolved oxygen, chemical oxygen demand, biochemical oxygen demand and the like; the other is some toxic substances, such as phenol, cyanogen, arsenic, lead, chromium, cadmium, mercury, organic pesticides and the like.
The existing water quality monitoring device has the following defects:
1. in the prior art, the problem that the wires are disordered when in use and knotted or even damaged easily occurs when in storage;
2. the prior art has the problems that the application range of the monomer is narrow and the device is very inconvenient to mount and dismount when the device is used.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a buoy type water quality monitoring early warning terminal has solved prior art and has appeared the wire when using in a jumble, easily appears the wire when saving and ties a knot and even the damaged problem of wire.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a buoy type water quality monitoring and early warning terminal comprises an upper mounting plate, a floating body and a lower mounting plate, wherein a line arranging plate is arranged at the middle position of the lower surface of the lower mounting plate, an upper line post is uniformly arranged at the front position of the lower surface of the line arranging plate, a lower line post is arranged at the rear position of the lower surface of the line arranging plate, a line pressing plate is arranged between the upper line post and the lower line post, the line pressing plate is in sliding connection with a rotating seat, the rotating seat is arranged at the middle position of the right side of the line arranging plate, a fixed threaded rod is arranged at the middle position inside the rotating seat and is in rotary connection with the rotating seat, a transmission nut is sleeved on the fixed threaded rod, the transmission nut is in threaded connection with the fixed threaded rod and is connected with the line pressing plate, a rotating frame is arranged at the lower position of the rotating seat, a knob is arranged, the rotary knob is rotatably connected with the rotating frame, the rotary knob is connected with the fixed threaded rod, a floating body is arranged above the lower mounting plate, and an upper mounting plate is arranged on the floating body.
As a preferred technical scheme of the utility model, evenly longitudinally distributed has the stand on the lower mounting panel, the stand is provided with four, the transmission case is installed to the upper end of stand, install driven bevel gear on the inside intermediate position of transmission case, rotate between driven bevel gear and the transmission case and be connected.
As a preferred technical scheme of the utility model, install fixation nut on the inside intermediate position of driven conical gear, the fixation nut cover is on transmission threaded rod, threaded connection between fixation nut and the transmission threaded rod, be provided with initiative conical gear in the transmission case of driven conical gear one side, it is connected to rotate between initiative conical gear and the transmission case, it is connected to rotate between initiative conical gear and the driven conical gear, initiative conical gear and hand wheel connection.
As a preferred technical scheme of the utility model, the upper end and the fixed ear of transmission threaded rod are connected, fixed ear passes through detachable connection between the lower extreme of bolt and last mounting panel, the lower extreme and the inside limiting plate connection of stand of transmission threaded rod, sliding connection between limiting plate and the stand.
As a preferred technical scheme of the utility model, install the electric cabinet on the mounting panel down, electric connection between the photovoltaic board that the electric cabinet passes through electric wire and last mounting panel upper surface, the lower extreme and the wire one end of electric cabinet are connected, the wire other end passes reason line board and winds and attach on last terminal and terminal down, the line ball board covers the wire pressure.
As a preferred technical scheme of the utility model, electric connection between the lower extreme of wire and the water quality sensor, install wire rope on the lower mounting panel of wire one side, wire rope and anchor body are connected.
(III) advantageous effects
Compared with the prior art, the utility model provides a buoy type water quality monitoring early warning terminal possesses following beneficial effect:
1. according to the buoy type water quality monitoring and early warning terminal, the wire arranging capability of the device is increased by arranging the wire arranging plate, the wire feeding column, the wire discharging column, the wire pressing plate, the fixed threaded rod and the rotating seat, so that the device can take up and pay off wires according to the test depth of an external water area, the use range of the device is increased, the device can test water areas with different depths, the test accuracy of the device is ensured, and the problems that in the prior art, wires are messy when used, wires are easy to knot when stored and even the wires are damaged are solved;
2. this buoy type water quality monitoring early warning terminal through setting up stand, transmission case, initiative conical gear, driven conical gear, drive threaded rod and fixed ear, has increased the assembly effect of device, makes the device can select the body to according to the test technology in waters, has increased the adjustability of device, has solved prior art and has appeared that the monomer application scope is narrow and to the installation of device and dismantle very inconvenient problem when using.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is an assembly view of the lead of FIG. 1 in accordance with the present invention;
FIG. 3 is an assembly view of the rotating base of FIG. 2 according to the present invention;
FIG. 4 is a front cross-sectional view of the column of FIG. 1 according to the present invention;
fig. 5 is an assembly view of the lower mounting plate of fig. 1 according to the present invention.
In the figure: 1. an upper mounting plate; 2. a photovoltaic panel; 3. a float; 4. a column; 5. a wire rope; 6. a wire; 7. a water quality sensor; 8. an anchor body; 9. a lower mounting plate; 10. a wire arranging plate; 11. a wire pole is arranged; 12. a rotating seat; 13. a wire pressing plate; 14. a lower wire column; 15. a rotating frame; 16. a knob; 17. fixing a threaded rod; 18. a drive nut; 19. fixing the ear; 20. a transmission threaded rod; 21. a driving bevel gear; 22. a hand wheel; 23. a limiting plate; 24. fixing a nut; 25. a driven bevel gear; 26. a transmission case; 27. an electric cabinet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1-5, the present invention provides the following technical solutions: provided is a buoy type water quality monitoring and early warning terminal.
In the embodiment, the buoy type water quality monitoring and early warning terminal comprises an upper mounting plate 1, a floating body 3 and a lower mounting plate 9, wherein a line arranging plate 10 is arranged at the middle position of the lower surface of the lower mounting plate 9, upper line posts 11 are uniformly arranged at the front position of the lower surface of the line arranging plate 10, a lower line post 14 is arranged at the rear position of the lower surface of the line arranging plate 10, a line pressing plate 13 is arranged between the upper line post 11 and the lower line post 14, the line pressing plate 13 is in sliding connection with a rotating seat 12, the rotating seat 12 is arranged at the middle position on the right side of the line arranging plate 10, a fixed threaded rod 17 is arranged at the middle position inside the rotating seat 12, the fixed threaded rod 17 is in rotating connection with the rotating seat 12, a transmission nut 18 is sleeved on the fixed threaded rod 17, the transmission nut 18 is in threaded connection with the fixed threaded rod 17, the transmission nut 18 is connected with the line pressing plate, a knob 16 is arranged in the rotating frame 15, the knob 16 is rotatably connected with the rotating frame 15, the knob 16 is connected with a fixed threaded rod 17, a floating body 3 is arranged above the lower mounting plate 9, and an upper mounting plate 1 is arranged on the floating body 3.
In this embodiment, reason line board 10, go up the terminal 11, lower terminal 14, line ball board 13, fixed threaded rod 17 and the cooperation between the rotation seat 12 are used, the reason line ability of device has been increased, make the device can receive line and unwrapping wire according to the test depth in external waters, the application range of device has been increased, make the device can test the waters of the different degree of depth, the accuracy of device test has been guaranteed simultaneously, it is mixed and disorderly to have solved prior art and appeared wire 6 when using, it is knotted and even the damaged problem of wire 6 easily to appear wire 6 when saving.
Specifically, evenly longitudinally distributed has stand 4 on the lower mounting panel 9, and stand 4 is provided with four, and transmission case 26 is installed to the upper end of stand 4, installs driven bevel gear 25 on the inside intermediate position of transmission case 26, rotates between driven bevel gear 25 and the transmission case 26 and is connected.
In this embodiment, the existence of stand 4 provides the tie point for the connection of device, and the installation and the dismantlement of device of being convenient for have reduced the construction degree of difficulty.
Specifically, a fixing nut 24 is installed at the middle position inside the driven bevel gear 25, the fixing nut 24 is sleeved on the transmission threaded rod 20, the fixing nut 24 is in threaded connection with the transmission threaded rod 20, a driving bevel gear 21 is arranged in a transmission box 26 on one side of the driven bevel gear 25, the driving bevel gear 21 is rotatably connected with the transmission box 26, the driving bevel gear 21 is rotatably connected with the driven bevel gear 25, and the driving bevel gear 21 is connected with the hand wheel 22.
In this embodiment, the driving bevel gear 21 and the driven bevel gear 25 are used in cooperation, so that the device can adjust the connection position conveniently, the operation of the device is facilitated, and the labor intensity is reduced.
Specifically, the upper end of the transmission threaded rod 20 is connected with the fixed lug 19, the fixed lug 19 is detachably connected with the lower end of the upper mounting plate 1 through a bolt, the lower end of the transmission threaded rod 20 is connected with the limiting plate 23 inside the upright post 4, and the limiting plate 23 is connected with the upright post 4 in a sliding mode.
In this embodiment, the cooperation between limiting plate 23 and the transmission threaded rod 20 is used, has increased the auto-lock nature of device, has guaranteed the stability that the device used, avoids the problem that the device drops appearing when using.
Specifically, install electric cabinet 27 on the lower mounting panel 9, electric cabinet 27 passes through electric wire and goes up electric connection between the photovoltaic board 2 of 1 upper surface of mounting panel, and electric cabinet 27's lower extreme is connected with 6 one end of wire, and the wire 6 other end passes reason line board 10 around attaching on last terminal 11 and lower terminal 14, and line ball board 13 covers wire 6 with the pressure.
In this embodiment, the existence of photovoltaic board 2 has increased the utilization of device to the light energy, and the duration of energy saving has increased the device.
Specifically, the lower end of the wire 6 is electrically connected with the water quality sensor 7, the lower mounting plate 9 on one side of the wire 6 is provided with the steel wire rope 5, and the steel wire rope 5 is connected with the anchor body 8.
In this embodiment, the water quality sensor 7 is convenient for the device to detect water quality, and the intelligent level of the device is increased.
The utility model discloses a theory of operation and use flow: when the device is used, the number of the floating bodies 3 is selected according to a testing process, the floating bodies 3 with the corresponding number are placed on the lower mounting plate 9 at the moment, then the hand wheel 22 is rotated, the hand wheel 22 drives the driving bevel gear 21 to rotate, the driving bevel gear 21 drives the driven bevel gear 25 to rotate, the driven bevel gear 25 drives the fixing nut 24 to rotate, the transmission threaded rod 20 moves upwards at the moment, when the transmission threaded rod 20 drives the fixing lug 19 to move to the lower position of the upper mounting plate 1, the fixing lug 19 is fixed on the lower mounting plate 9 through an external bolt at the moment, the device is fixed at the moment, in the process, the upright post 4, the transmission box 26, the driving bevel gear 21, the driven bevel gear 25, the transmission threaded rod 20 and the fixing lug 19 are matched for use, the assembly effect of the device is increased, and the device can select the corresponding floating bodies 3 according to the testing process of, the adjustability of the device is increased, the problems that in the prior art, the application range of a single body is narrow and the device is inconvenient to install and disassemble are solved, after installation is completed, the corresponding test depth is selected according to the test process of a water area, redundant wires 6 are wound and attached to an upper wire column 11 and a lower wire column 14 respectively, after winding is completed, a knob 16 is rotated at the moment, the knob 16 drives a fixed threaded rod 17 to rotate, the fixed threaded rod 17 rotates, a drive nut 18 drives a wire pressing plate 13 to move to one side of the wires 6 while the drive nut 18 drives the wire pressing plate 13 to compact and fix the wires 6, then the device is placed in the water area, an anchor body 8 is fixed in the water area, the photovoltaic panel 2 converts solar energy into electric energy when in use, and a water quality sensor 7 senses the water quality content of the water area, and in the process, the wire arranging plate 10, the upper wire column 11, the lower wire column, Line ball board 13, fixed threaded rod 17 and the cooperation between the seat 12 of rotating are used, have increased the reason line ability of device, make the device can receive line and unwrapping wire according to the test depth in external waters, have increased the application range of device, make the device can test the waters of the different degree of depth, guaranteed the accuracy of device test simultaneously, it is mixed and disorderly to have solved prior art wire 6 when using, easily appear wire 6 when storing and knot and even the damaged problem of wire 6.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a buoy type water quality monitoring early warning terminal, includes mounting panel (1), body (3) and lower mounting panel (9), its characterized in that: be provided with reason line board (10) on the intermediate position of lower mounting panel (9) lower surface down, evenly be provided with terminal (11) on the place ahead of reason line board (10) lower surface, be provided with terminal (14) down on the rear position of reason line board (10) lower surface, be provided with line ball board (13) between terminal (11) and terminal (14) down, sliding connection between line ball board (13) and rotation seat (12), install on the intermediate position on line ball board (10) right side rotation seat (12), install fixed threaded rod (17) on the inside intermediate position of rotation seat (12), rotate between fixed threaded rod (17) and the rotation seat (12) and be connected, the cover has drive nut (18) on fixed threaded rod (17), threaded connection between drive nut (18) and the fixed threaded rod (17), the transmission nut (18) is connected with the wire pressing plate (13), a rotating frame (15) is arranged on the position below the rotating seat (12), a knob (16) is arranged in the rotating frame (15), the knob (16) is rotatably connected with the rotating frame (15), the knob (16) is connected with a fixed threaded rod (17), a floating body (3) is arranged on the position above the lower mounting plate (9), and an upper mounting plate (1) is arranged on the floating body (3).
2. The buoy type water quality monitoring and early warning terminal as claimed in claim 1, wherein: evenly longitudinally distributed has stand (4) down on mounting panel (9), stand (4) are provided with four, transmission case (26) are installed to the upper end of stand (4), install driven conical gear (25) on the inside intermediate position of transmission case (26), rotate between driven conical gear (25) and transmission case (26) and be connected.
3. The buoy type water quality monitoring and early warning terminal as claimed in claim 2, wherein: install fixation nut (24) on the inside intermediate position of driven conical gear (25), fixation nut (24) cover is on transmission threaded rod (20), threaded connection between fixation nut (24) and transmission threaded rod (20), be provided with initiative conical gear (21) in transmission case (26) of driven conical gear (25) one side, rotate between initiative conical gear (21) and transmission case (26) and be connected, rotate between initiative conical gear (21) and driven conical gear (25) and be connected, initiative conical gear (21) are connected with hand wheel (22).
4. The buoy type water quality monitoring and early warning terminal as claimed in claim 3, wherein: the upper end and the fixed ear (19) of transmission threaded rod (20) are connected, detachable connection between the lower extreme of fixed ear (19) through bolt and last mounting panel (1), the lower extreme and the inside limiting plate (23) of stand (4) of transmission threaded rod (20) are connected, sliding connection between limiting plate (23) and stand (4).
5. The buoy type water quality monitoring and early warning terminal as claimed in claim 1, wherein: install electric cabinet (27) on lower mounting panel (9), electric cabinet (27) pass through electric wire and last mounting panel (1) upper surface between photovoltaic board (2) electric connection, the lower extreme and wire (6) one end of electric cabinet (27) are connected, wire (6) other end is passed reason line board (10) and is attached on last terminal (11) and terminal (14) down, press line board (13) to cover wire (6) pressure.
6. The buoy type water quality monitoring and early warning terminal as claimed in claim 5, wherein: the water quality sensor is characterized in that the lower end of the wire (6) is electrically connected with the water quality sensor (7), a steel wire rope (5) is installed on a lower installation plate (9) on one side of the wire (6), and the steel wire rope (5) is connected with the anchor body (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922352218.4U CN211179797U (en) | 2019-12-24 | 2019-12-24 | Buoy type water quality monitoring and early warning terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922352218.4U CN211179797U (en) | 2019-12-24 | 2019-12-24 | Buoy type water quality monitoring and early warning terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211179797U true CN211179797U (en) | 2020-08-04 |
Family
ID=71802796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922352218.4U Expired - Fee Related CN211179797U (en) | 2019-12-24 | 2019-12-24 | Buoy type water quality monitoring and early warning terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211179797U (en) |
-
2019
- 2019-12-24 CN CN201922352218.4U patent/CN211179797U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208780696U (en) | A kind of floatation type water quality of river risk monitoring and control and prior-warning device and system | |
| CN110160943B (en) | Freshwater fish water leaving quality change monitoring system device and monitoring method thereof | |
| CN111157691A (en) | Detection apparatus for micro-plastic concentration in water | |
| CN211122824U (en) | Adjustable environment monitoring equipment | |
| CN216283789U (en) | Water level monitoring device for hydraulic engineering | |
| CN211179797U (en) | Buoy type water quality monitoring and early warning terminal | |
| CN212722864U (en) | Real-time monitoring device for river sewage | |
| CN112907905B (en) | Intelligent monitoring device for river water pollution monitoring and early warning | |
| CN110146670A (en) | A kind of floating type wireless internet of things monitoring device for water utilities prospecting | |
| CN212540355U (en) | Water quality monitoring alarm system | |
| CN210135978U (en) | Safety monitoring system based on Beidou navigation satellite | |
| CN215375358U (en) | Floating water quality monitoring device | |
| CN212780763U (en) | Automatic online monitoring station for water quality | |
| CN211505469U (en) | Real-time online monitoring device for underground water | |
| CN216622366U (en) | Drinking water source water quality monitoring device | |
| CN220535895U (en) | Adsorption type water quality monitoring buoy | |
| CN113514039A (en) | Water depth detection device for municipal engineering | |
| CN111122818A (en) | Water environment ecological heavy metal pollution monitoring equipment | |
| CN221623904U (en) | Buoy type water quality monitoring device | |
| CN213181531U (en) | Automatic monitoring device for ocean water quality | |
| CN216746096U (en) | Hydrological reflecting buoy used at night | |
| CN218489849U (en) | Buoy for monitoring water quality environment | |
| CN214201418U (en) | Water quality environment monitoring device | |
| CN221572521U (en) | Wetland resource and ecological environment monitoring device | |
| CN216747689U (en) | A water quality monitoring device for quality of water hazardous materials detects |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200804 |