CN214218407U - But real-time supervision's sewage treatment plant - Google Patents
But real-time supervision's sewage treatment plant Download PDFInfo
- Publication number
- CN214218407U CN214218407U CN202023077762.1U CN202023077762U CN214218407U CN 214218407 U CN214218407 U CN 214218407U CN 202023077762 U CN202023077762 U CN 202023077762U CN 214218407 U CN214218407 U CN 214218407U
- Authority
- CN
- China
- Prior art keywords
- fixed
- fixed mounting
- real
- sewage treatment
- treatment plant
- 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
- 239000010865 sewage Substances 0.000 title claims abstract description 51
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 53
- 238000012544 monitoring process Methods 0.000 claims abstract description 16
- 238000005188 flotation Methods 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 claims description 15
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 8
- 238000010521 absorption reaction Methods 0.000 claims description 8
- 229910052744 lithium Inorganic materials 0.000 claims description 8
- 241000274582 Pycnanthus angolensis Species 0.000 claims description 7
- 239000011087 paperboard Substances 0.000 claims description 7
- 230000008859 change Effects 0.000 abstract description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 2
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 2
- 241001330002 Bambuseae Species 0.000 abstract description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 2
- 239000011425 bamboo Substances 0.000 abstract description 2
- 238000003911 water pollution Methods 0.000 abstract description 2
- 241000195493 Cryptophyta Species 0.000 description 7
- 238000001514 detection method Methods 0.000 description 5
- 239000003344 environmental pollutant Substances 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 238000012806 monitoring device Methods 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 239000003814 drug Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007246 mechanism 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
- 230000008569 process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000004584 weight gain Effects 0.000 description 1
- 235000019786 weight gain Nutrition 0.000 description 1
Images
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
- Water Treatment By Sorption (AREA)
Abstract
The utility model relates to a sewage technical field of monitoring, and a but real-time supervision's sewage treatment plant is disclosed. This but real-time supervision's sewage treatment plant, including floating the flotation pontoon, there is fixed mounting's water inlet pipe bottom floating the flotation pontoon, there is fixed mounting at the top of water inlet pipe to be located the box of floating the section of thick bamboo surface, there is fixed mounting's T type platform at the top of box, there is fixed connection's solar energy component one side of T type platform, there is fixed connection in the inside test bar of T type platform one side of solar energy component, but this real-time supervision's sewage treatment plant passes through the transmitter and monitors quality of water, can in time send early warning signal, prevents water pollution, and the effectual water resource that has protected utilizes solar energy to provide the electric energy, need not to change the battery, and long, the consumption that has reduced the energy can improve the monitoring of this device, can monitor quality of water in real time, in time send early warning signal, the effectual water resource that has protected.
Description
Technical Field
The utility model relates to a sewage technical field of monitoring specifically is a but real-time supervision's sewage treatment plant.
Background
Along with a large amount of water use, a lot of problems also appear along with water quality, water quality monitoring monitors and determines the types of pollutants in a water body, the concentration and the variation trend of various pollutants, the process of evaluating the water quality condition, because the monitoring device aiming at the time of a large amount of outbreaks of algae is lacked at present, the water source can not be timely cleaned, the existing sewage treatment device can mostly automatically treat sewage through sewage treatment equipment when treating the sewage, the sewage treatment device is also required to be manually monitored after treatment, the sewage treatment device is too complicated and inconvenient, in addition, when the sewage treatment device is subjected to chemical adding treatment, the waiting time is longer, the efficiency of sewage treatment can be influenced, because the monitoring device aiming at the time of a large amount of outbreaks of algae is lacked at present, the water source can not be timely cleaned, and therefore, a sewage treatment device capable of real-time monitoring is urgently needed.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a but real-time supervision's sewage treatment plant possesses solar energy and provides the electric energy, need not to change the battery, has improved advantages such as sewage treatment efficiency, has solved the problem that the clearance algae protected the water source, the consumption of the energy.
(II) technical scheme
For realizing the sewage purpose of the monitoring, the utility model provides a following technical scheme: a sewage treatment device capable of being monitored in real time comprises a floating barrel, wherein a water inlet pipe of fixed installation is arranged at the bottom of the floating barrel, a box body is arranged at the top of the water inlet pipe and positioned on the outer surface of the floating barrel in a fixed installation mode, a T-shaped table of fixed installation is arranged at the top of the box body, a solar component of fixed connection is arranged on one side of the T-shaped table, a detection rod of fixed connection and positioned inside the T-shaped table is arranged on one side of the solar component, a fixed installation fixing frame is arranged on one side of the detection rod, a fixed sleeve connection fixing groove is formed in one side of the fixing frame, a flexible round rod of movable connection is arranged at the top of the fixing groove, a water storage tank is arranged inside the floating barrel in a fixed installation mode and positioned on one side of the water storage tank, a fixed installation emitter is arranged at the top of the water storage tank, a fixed installation lithium battery is arranged on one side of the emitter, and a first connecting rod of fixed connection is arranged on one side of the lithium battery, the outer surface of the first connecting rod is provided with a fixing device which is fixedly sleeved, one side of the fixing device is provided with a contact plate which is fixedly connected, one side of the contact plate is provided with a first supporting plate which is fixedly connected, and one side of the first supporting plate is provided with an L-shaped supporting rod which is fixedly arranged at the bottom of the emitter.
Preferably, the water inlet pipe is internally provided with a fixedly-mounted fillet plate, the fillet plate is internally provided with a fixedly-mounted circular rod, one side of the circular rod is fixedly provided with a first fixing plate which is fixedly mounted on the outer surface of the fillet plate, the upper surface of the first fixing plate is provided with a fixedly-mounted filter screen, and a circular groove is formed in the filter screen.
This but real-time supervision's sewage treatment plant has fixed mounting's fillet board through the inside of water inlet pipe, and there is fixed mounting's circular rod in the inside of fillet board, and there is fixed mounting to be located the first fixed plate of fillet board surface one side of circular rod, and there is fixed mounting's filter screen the upper surface of first fixed plate, and the circular recess has been seted up to the inside of filter screen, and effectual timely clearance algae come the protection water source, avoids the pollutant too much, handles untimely.
Preferably, the inside of box has fixed mounting's fixed block, there is fixed connection's installation boxboard one side of fixed block, there is fixed connection's slide board one end of installation boxboard, one side of slide board has the fixed conduit who cup joints.
This but real-time supervision's sewage treatment plant has fixed mounting's fixed block through the inside of box, and there is fixed connection's installation boxboard one side of fixed block, and there is fixed connection's slide one end of installation boxboard, and one side of slide has the fixed conduit who cup joints, and the effectual sewage of being convenient for carries out real-time supervision to the sewage after handling.
Preferably, the inside of the water pipe is provided with a fixedly installed square groove, the bottom of the square groove is provided with a fixedly installed slideway, and one end of the slideway is connected with the inside of the floating cylinder.
This but real-time supervision's sewage treatment plant conduit's inside has fixed mounting's square groove, and there is fixed mounting's slide the bottom in square groove, and the one end of slide is connected with a showy section of thick bamboo is inside, and effectual convenience carries out filtration treatment to sewage for sewage and algae's mixing efficiency, accelerates sewage treatment, reduces energy resource consumption.
Preferably, there is fixed mounting's solar panel one side of solar energy part, there is fixed mounting's solar energy absorption board at solar panel's top, there is the layer board that fixed connection is located the solar panel bottom one side of solar energy absorption board, there is the concave piece of fixed connection's connection one side of layer board, there is fixed mounting's second backup pad in the inside of connecting the concave piece.
This but real-time supervision's sewage treatment plant has fixed mounting's solar panel through one side of solar energy part, there is fixed mounting's solar energy absorption board at solar panel's top, there is the layer board that fixed connection is located the solar panel bottom one side of solar energy absorption board, there is fixed connection's the concave piece of connection in one side of layer board, there is fixed mounting's second backup pad in the inside of connecting the concave piece, the change battery has been avoided, can improve the device long when the monitoring, the consumption of the energy has been reduced, monitor quality of water, in time send early warning signal, the effectual water resource that has protected.
Preferably, one side of the fixing device is provided with a first fixing part fixedly installed, one side of the first fixing part is provided with a protrusion fixedly connected, and one side of the protrusion is provided with a second connecting rod fixedly connected.
This but real-time supervision's sewage treatment plant has fixed mounting's first fixed part through one side of fixing device, and one side of first fixed part has fixed connection's arch, and bellied one side has fixed connection's second connecting rod, and effectual fixed the device rocks, has avoided the device to appear machine trouble, influences the use.
Preferably, the outer surface of the second connecting rod is provided with a fixedly sleeved round column, one end of the round column is provided with a fixedly connected connecting plate, and one side of the connecting plate is provided with a second fixing part fixedly installed.
This but real-time supervision's sewage treatment plant has the circular post that the fixed cup jointed through the surface of second connecting rod, and the one end of circular post has fixed connection's connecting plate, and one side of connecting plate has fixed mounting's second fixed part, can conveniently clear up the impurity after filtering under the condition that does not influence the processing, has improved sewage treatment efficiency.
Compared with the prior art, the utility model provides a garment processing is with opening button hole machine possesses following beneficial effect:
1. this but real-time supervision's sewage treatment plant passes through the transmitter and monitors quality of water, can in time send early warning signal, prevents water pollution, and the effectual water resource that has protected utilizes solar energy to provide the electric energy, need not to change the battery, and the monitoring that can improve this device is long, the consumption of the energy has been reduced, can monitor quality of water in real time, in time sends early warning signal, the effectual water resource of having protected.
2. This but real-time supervision's sewage treatment plant passes through sewage treatment's water quality monitoring device, through the solar panel that sets up, because solar energy among the solar panel absorbs the board and passes through the transmitter and be connected with the lithium cell for the device's electronic equipment provides the electric energy by solar energy, need not to change the battery, and not only can improve the monitoring of this device long, still reduced the consumption of the energy.
3. This but real-time supervision's sewage treatment plant through being provided with medicine mechanism, can conveniently add medicine processing to sewage for sewage and algae's mixing efficiency, accelerate sewage treatment, reduce energy consumption, but this real-time supervision's sewage treatment plant through being provided with the filter screen, can conveniently clear up the impurity after filtering under the condition that does not influence the processing, has improved sewage treatment efficiency.
Drawings
Fig. 1 is a schematic view of the vertical structure of the present invention;
FIG. 2 is a schematic plan view of the present invention;
FIG. 3 is a schematic view of the surface structure of the water inlet pipe of the present invention;
FIG. 4 is a schematic view of the internal structure of the case of the present invention;
fig. 5 is a schematic plan view of the solar energy component of the present invention;
FIG. 6 is a schematic view of the internal structure of the fixing device of the present invention; .
Wherein: 1. a floating buoy; 2. a water inlet pipe; 21. a round angle plate; 22. a circular rod; 23. a first fixing plate; 24. a filter screen; 25. a circular groove; 3. a box body; 31. a fixed block; 32. installing a box board; 33. a slide plate; 34. a water delivery pipeline; 35. a square groove; 36. a slideway; 4. a T-shaped table; 5. a solar component; 51. a solar panel; 52. a solar energy absorbing panel; 53. a support plate; 54. connecting the concave blocks; 55. a second support plate; 6. a detection lever; 7. a fixed mount; 8. fixing the groove; 9. a telescopic round bar; 10. a water storage tank; 11. a transmitter; 12. a lithium battery; 13. a first connecting rod; 14. a fixing device; 141. a first fixing member; 142. a protrusion; 143. a second connecting rod; 144. a circular column; 145. a connecting plate; 146. a second fixing member; 15. a contact plate; 16. a first support plate; 17. an L-shaped support rod.
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.
Referring to fig. 1-6, a sewage treatment device capable of real-time monitoring comprises a floating buoy 1, a fixedly installed water inlet pipe 2 is arranged at the bottom of the floating buoy 1, a fixedly installed fillet plate 21 is arranged inside the water inlet pipe 2, a fixedly installed round rod 22 is arranged inside the fillet plate 21, a first fixing plate 23 fixedly installed on the outer surface of the fillet plate 21 is arranged on one side of the round rod 22, a fixedly installed filter screen 24 is arranged on the upper surface of the first fixing plate 23, a round groove 25 is arranged inside the filter screen 24, a box body 3 fixedly installed on the outer surface of the floating buoy 1 is arranged at the top of the water inlet pipe 2, a fixedly installed fixing block 31 is arranged inside the box body 3, an installation box plate 32 fixedly connected is arranged on one side of the fixing block 31, a fixedly connected sliding plate 33 is arranged at one end of the installation box plate 32, a fixedly sleeved water conveying pipeline 34 is arranged on one side of the sliding plate 33, a fixedly installed square groove 35 is arranged inside the water conveying pipeline 34, the bottom of the square groove 35 is provided with a fixedly installed slide way 36, one end of the slide way 36 is connected with the inside of the floating cylinder 1, the top of the box body 3 is provided with a fixedly installed T-shaped table 4, one side of the T-shaped table 4 is provided with a fixedly connected solar component 5, one side of the solar component 5 is provided with a fixedly installed solar panel 51, the top of the solar panel 51 is provided with a fixedly installed solar absorption plate 52, one side of the solar absorption plate 52 is provided with a supporting plate 53 fixedly connected with the bottom of the solar panel 51, one side of the supporting plate 53 is provided with a fixedly connected concave connecting block 54, the inside of the concave connecting block 54 is provided with a fixedly installed second supporting plate 55, one side of the solar component 5 is provided with a fixedly connected detection rod 6 positioned in the T-shaped table 4, one side of the detection rod 6 is provided with a fixedly installed fixing frame 7, one side of the fixing frame 7 is provided with a fixedly sleeved fixing groove 8, the top of the fixing groove 8 is provided with a movably connected telescopic round rod 9, one side of the telescopic round rod 9 is provided with a water storage tank 10 fixedly installed inside the float bowl 1, the top of the water storage tank 10 is provided with a fixedly installed emitter 11, one side of the emitter 11 is provided with a fixedly installed lithium battery 12, one side of the lithium battery 12 is provided with a fixedly connected first connecting rod 13, the outer surface of the first connecting rod 13 is provided with a fixedly sleeved fixing device 14, one side of the fixing device 14 is provided with a fixedly installed first fixing part 141, one side of the first fixing part 141 is provided with a fixedly connected bulge 142, one side of the bulge 142 is provided with a fixedly connected second connecting rod 143, the outer surface of the second connecting rod 143 is provided with a fixedly sleeved round column 144, one end of the round column 144 is provided with a fixedly connected connecting plate 145, one side of the connecting plate 145 is provided with a fixedly installed second fixing part 146, one side of the fixing device 14 is provided with a fixedly connected contact plate 15, one side of the contact plate 15 is provided with a fixedly connected first supporting plate 16, an L-shaped support bar 17 is fixedly installed at one side of the first support plate 16 and positioned at the bottom of the emitter 11.
When using, the device flows into in the box 3 through the water inlet pipe 2 that floats the 1 bottom of flotation pontoon, along with the rising of the interior water level of storage water tank 10, sewage can be from the outside L type bracing piece 17 of storage water tank 10, then flow out to storage water tank 10 in from filter screen 24, make algae can be blockked by filter screen 24 and deposit at slide 33, lead to the weight gain of slide 33, arouse the slip of slide 33, along with slide 33 lapse, can stimulate first fixed part 141 and drive second connecting rod 143 downstream and contact with contact plate 15, the return circuit switch-on this moment, transmitter 11 circular telegram sends early warning signal, in time send early warning signal, the effectual water resource of having protected.
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 (7)
1. The utility model provides a but real-time supervision's sewage treatment plant, includes float flotation pontoon (1), its characterized in that: the bottom of floating pontoon (1) has fixed mounting's water inlet pipe (2), there is fixed mounting at the top of water inlet pipe (2) and is located box (3) that floats pontoon (1) surface, there is fixed mounting's T type platform (4) at the top of box (3), there is fixed connection's solar energy component (5) one side of T type platform (4), there is fixed connection in one side of solar energy component (5) and is located the inside test rod (6) of T type platform (4), there is fixed mounting's mount (7) one side of test rod (6), there is fixed socket's fixed recess (8) one side of mount (7), there is swing joint's flexible pole (9) at the top of fixed recess (8), there is fixed mounting in one side of flexible pole (9) and is located floating pontoon (1) inside storage water tank (10), there is fixed mounting's transmitter (11) at the top of storage water tank (10), there is fixed mounting's lithium cell (12) one side of transmitter (11), there is fixed connection's head rod (13) one side of lithium cell (12), there is fixed fixing device (14) that cup joints in the surface of head rod (13), there is fixed connection's contact plate (15) one side of fixing device (14), there is fixed connection's first backup pad (16) one side of contact plate (15), there is L type bracing piece (17) that fixed mounting is located transmitter (11) bottom one side of first backup pad (16).
2. The sewage treatment plant capable of real-time monitoring according to claim 1, wherein: there is fixed mounting's fillet board (21) in the inside of water inlet pipe (2), there is fixed mounting's circular pole (22) in the inside of fillet board (21), there is first fixed plate (23) that fixed mounting is located fillet board (21) surface on one side of circular pole (22), the upper surface of first fixed plate (23) has fixed mounting's filter screen (24), circular groove (25) have been seted up to the inside of filter screen (24).
3. The sewage treatment plant capable of real-time monitoring according to claim 1, wherein: the inside of box (3) has fixed mounting's fixed block (31), there is fixed connection's installation boxboard (32) one side of fixed block (31), there is fixed connection's slide (33) one end of installation boxboard (32), there is fixed water pipe (34) that cup joints one side of slide (33).
4. The sewage treatment plant capable of real-time monitoring according to claim 3, wherein: the inside of conduit (34) has fixed mounting square groove (35), the bottom of square groove (35) has fixed mounting slide (36), the one end of slide (36) is connected with float flotation pontoon (1) inside.
5. The sewage treatment plant capable of real-time monitoring according to claim 1, wherein: there is fixed mounting's solar panel (51) one side of solar energy part (5), there is fixed mounting's solar energy absorption board (52) at the top of solar panel (51), there is supporting plate (53) that fixed connection is located solar panel (51) bottom one side of solar energy absorption board (52), there is fixed connection's connection concave block (54) one side of supporting plate (53), there is fixed mounting's second backup pad (55) the inside of connecting concave block (54).
6. The sewage treatment plant capable of real-time monitoring according to claim 1, wherein: a first fixing part (141) fixedly installed is arranged on one side of the fixing device (14), a protrusion (142) fixedly connected is arranged on one side of the first fixing part (141), and a second connecting rod (143) fixedly connected is arranged on one side of the protrusion (142).
7. The sewage treatment plant capable of real-time monitoring according to claim 6, wherein: the outer surface of the second connecting rod (143) is provided with a fixedly sleeved round column (144), one end of the round column (144) is provided with a fixedly connected connecting plate (145), and one side of the connecting plate (145) is provided with a second fixing part (146) fixedly installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023077762.1U CN214218407U (en) | 2020-12-19 | 2020-12-19 | But real-time supervision's sewage treatment plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023077762.1U CN214218407U (en) | 2020-12-19 | 2020-12-19 | But real-time supervision's sewage treatment plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214218407U true CN214218407U (en) | 2021-09-17 |
Family
ID=77703886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023077762.1U Expired - Fee Related CN214218407U (en) | 2020-12-19 | 2020-12-19 | But real-time supervision's sewage treatment plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214218407U (en) |
-
2020
- 2020-12-19 CN CN202023077762.1U patent/CN214218407U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208415207U (en) | A kind of adsorbent equipment adsorbing oil slick | |
| CN214218407U (en) | But real-time supervision's sewage treatment plant | |
| CN215375358U (en) | Floating water quality monitoring device | |
| CN212119277U (en) | Portable sewage treatment tank suitable for household sewage treatment | |
| CN211453603U (en) | Drinking water source ground water quality monitoring device | |
| CN214486415U (en) | Floating type floating algae removing equipment | |
| CN215711903U (en) | Distributed air supporting pond for sewage treatment system | |
| CN206941547U (en) | Biochemistry pool floating object collector | |
| CN215727670U (en) | Full-spectrum multi-parameter online water quality monitor | |
| CN213085621U (en) | High concentration sewage treatment plant | |
| CN212159781U (en) | Water quality detector for environmental protection treatment | |
| CN211813836U (en) | Water pollutant treatment device | |
| CN208087414U (en) | A kind of small towns sewage collecting treatment and purification device | |
| CN209519587U (en) | Waste gas purification apparatus is used in a kind of production of calcium hydroxide | |
| CN211445123U (en) | Air-float sewage treatment machine for sewage treatment | |
| CN108118668A (en) | Biochemistry pool floating material collector | |
| CN210163169U (en) | Water quality monitoring device with pond water quality improvement function | |
| CN215311084U (en) | Boiler tail gas desulfurization denitration dust collector | |
| CN215405964U (en) | Floater cleaning device for river channel ecological restoration | |
| CN219011166U (en) | Floating type surface water surface garbage cleaning device | |
| CN216677257U (en) | Terminal water purification unit of quality of water sudden change monitoring | |
| CN210796131U (en) | Underground sewage treatment system | |
| CN208964713U (en) | A kind of sewage disposal device using low-cost filler | |
| CN220827271U (en) | Oil removal skimming device for sewage | |
| CN211528387U (en) | Device for monitoring transverse migration of farmland non-point source nitrogen pollutants |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210917 |